Product Description
Angular contact ball bearings are CZPT to support radial load and axial load. As single row angular contact ball bearings can only support axial load in single direction, matched bearing mounting is often adopted to them as matched parts of bearings, preload for them is more convenient.
Retainers are made of brass, synthetic resins or others subject to individual bearing features and application conditions.
Angular contact ball bearing include:
1) Single row angular contact ball bearing
2) Matched angular contact ball bearing
3) Double row angular contact ball bearing
4) Four-point contact ball bearing
Angular contact ball bearings features :
1) Load capacities are higher than deep groove ball bearings of same dimensions;
2) Used for bearing radial-axial combined loads or pure thrust loads;
3) Low operating friction and high limiting speed.
|
Type |
Angular contact ball bearing |
|
Material |
GCr15/stainless steel/carbon steel/Plastic/Ceramic |
|
Bore size |
35 mm |
|
Outer diameter |
72 mm |
|
Width |
30.2 mm |
|
Seal type |
Open RS Z 2RS ZZ |
|
Cage |
Stamping steel/Brass/Nylon/Ceramic |
|
Certificate |
ISO9001:2000 |
|
Application |
Automobile, tractor, machine tool, electrical machine, water pump, agriculture machine, textile machine, etc. |
|
Packaging |
Original brand Plastic bag+Original brand Paper box+Original brand Carton box+Wooden pallet; Customer’s special requests are acceptable. |
|
Service |
OEM service, Customization service, Customers’ Logo service; |
|
Complete process for the production and quality assurance ensures our products can meet your requirement. We are committed to be responsible for each set of bearing and industrial products sold to our clients. Relying on strong resource network, we can supply any bearing with competitive price to meet each customer’ demand and guarantee each customer’s benefit. |
|
Company Profile
In order to meet the needs of the masses of customers and improve the market competitiveness of our company,
we can provide OEM service according to our customers′ Needs. We have gained ISO9001 certificate, CE certificate,
GOST certificate and SGS certificate. Our target is to carry out the strategic investment along with the development
of market and need of new products. With our strategic, excellent products, top technology and outstanding service,
we sincerely expect cooperation with more customers and friends for a better future. Our main products include
spherical roller bearing, deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, needle roller
bearings, ball bearing units, water pump bearings, automobile bearing, linear motion bearing, oil-less bearings,
bush and self-lubricating bearings, and non-standard bearings. Also, we supply bearings to our domestic peeling
machine factory and the machine exported to India, Malaysia and Russia, no any complaint from customer until now.
“zero defect, zero complaints” as the quality objective.
FAQ
Q: Are you trading company or manufacturer ?
A: We are a trading company specializing in exporting bearings.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the
goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge
Q.You provide free consultation service?
Yes, before, during and after order, anytime.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Product Name: | Angular Contact Ball Bearing |
|---|---|
| Characteristic: | High Precision |
| Advantage: | Large Bearing Capacity |
| Holder: | Copper and Iron Retainers |
| Quality: | High Quality |
| Rolling Body: | Roller Bearings |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are the Common Signs of Wear or Damage in Tapered Roller Bearings?
Identifying signs of wear or damage in tapered roller bearings is crucial for maintaining optimal performance and preventing costly failures. Here are the common signs to look for:
- Abnormal Noise:
Unusual noises, such as grinding, clicking, or rumbling sounds, may indicate damage within the bearing. These noises could result from worn rollers, raceways, or insufficient lubrication.
- Vibration:
Excessive vibration or unusual vibrations not typically present during operation may indicate an issue with the bearing. Vibration can result from misalignment, worn components, or uneven loading.
- Increased Operating Temperature:
If the bearing becomes excessively hot during operation, it could indicate inadequate lubrication, excessive friction, or other issues. Monitoring temperature changes can help identify potential problems.
- Irregular Rotation:
If the bearing experiences irregular rotation, such as sticking or rough movement, it could be due to damaged rollers, misalignment, or improper preload.
- Visible Wear:
Inspect the bearing for visible signs of wear or damage, such as pitting, scoring, discoloration, or deformation of the bearing components.
- Increased Noise or Vibration Under Load:
If the bearing makes more noise or vibrates noticeably when subjected to load, it could indicate that the bearing is unable to handle the applied load properly.
- Uneven Wear:
Uneven wear patterns on the rollers or raceways can suggest misalignment or inadequate lubrication, causing the bearing to experience uneven loading.
- Loss of Performance:
If the bearing’s performance decreases, such as reduced efficiency or increased friction, it may indicate wear, contamination, or other issues affecting the bearing’s operation.
- Looseness or Play:
If there’s excessive play or looseness in the bearing assembly, it could be a sign of worn components or inadequate preload, impacting the bearing’s stability and performance.
- Leaks or Contaminants:
Inspect for leaks of lubricant or the presence of contaminants around the bearing. Leaks can indicate seal damage, and contaminants can accelerate wear.
- Observable Damage to Components:
If any bearing components, such as rollers, cages, or raceways, appear visibly damaged or deformed, immediate attention is necessary to prevent further issues.
Regular inspection and maintenance are essential to catch these signs early and prevent further damage. Addressing wear or damage promptly can extend the bearing’s lifespan and avoid costly downtime.
What are Tapered Roller Bearings and How do They Function in Machinery?
Tapered roller bearings are a type of rolling element bearing designed to handle both radial and axial loads by providing a conical geometry. They consist of inner and outer rings, tapered rollers, and a cage that holds the rollers in place. Tapered roller bearings are commonly used in various machinery and equipment for their ability to support high radial and axial loads simultaneously. Here’s how they function in machinery:
- Geometry:
Tapered roller bearings have an inner ring with a conical surface and an outer ring with a matching conical surface. The rollers are also shaped like truncated cones. This geometry allows the rollers to make contact with both the inner and outer raceways at a common point on the bearing axis, distributing loads more effectively.
- Load Distribution:
The conical shape of tapered rollers enables them to handle both radial and axial loads. Radial loads are supported by the larger diameter of the rollers near the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.
- Adjustable Clearance:
Tapered roller bearings often allow for adjustable clearance or preload. This feature permits fine-tuning of the bearing’s internal play to optimize performance, reduce friction, and prevent excessive wear.
- Thrust Capability:
Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.
- Applications:
Tapered roller bearings are commonly used in various machinery and equipment:
- Automotive Industry:
Tapered roller bearings are widely used in wheel hubs, transmissions, and differential systems in automobiles, where they handle radial and axial loads experienced during driving.
- Heavy Machinery:
In construction equipment, mining machinery, and industrial machinery, tapered roller bearings support heavy loads and shocks, making them suitable for applications like earthmoving and material handling.
- Aerospace:
Tapered roller bearings are used in aircraft landing gear, where they support both vertical and horizontal loads during takeoff, landing, and taxiing.
- Railways:
In trains, tapered roller bearings are used in wheelsets and axles to manage radial and axial loads that occur as the train moves along curves and straight tracks.
- Wind Energy:
Tapered roller bearings are employed in wind turbine gearboxes, where they handle the radial and axial loads associated with converting wind energy into electrical power.
- Installation:
Installation of tapered roller bearings often involves adjusting the internal clearance or preload to optimize performance. Proper lubrication is crucial to ensure smooth operation and longevity.
In summary, tapered roller bearings function by utilizing their conical geometry to support both radial and axial loads, making them versatile components in a wide range of machinery and equipment across various industries.
Can you Explain the Design and Construction of Tapered Roller Bearings?
The design and construction of tapered roller bearings are characterized by their conical geometry and specific components that enable them to handle radial and axial loads simultaneously. Here’s an overview of their design and construction:
- Components:
Tapered roller bearings consist of the following components:
- Inner Ring:
The inner ring has a conical raceway on its inner surface, which matches the conical shape of the rollers. It serves as the raceway for the rollers and provides support to the rotating assembly.
- Outer Ring:
The outer ring also features a conical raceway on its inner surface that complements the shape of the rollers. The outer ring provides a rigid structure to house the entire bearing assembly.
- Tapered Rollers:
The rollers have a conical shape with varying diameters along their length. This design allows the rollers to make point contact with the inner and outer raceways, distributing loads efficiently.
- Cage:
The cage or retainer holds the rollers in position, maintaining proper spacing and preventing them from coming into contact with each other. The cage material can vary, and its design may affect factors like friction and heat generation.
- Conical Geometry:
The distinguishing feature of tapered roller bearings is their conical geometry. The conical angle is defined by the contact angle between the roller axis and the bearing axis. This angle facilitates effective load distribution and axial load support.
- Load Distribution:
The conical shape of the rollers and raceways allows tapered roller bearings to handle both radial and axial loads. Radial loads are primarily supported by the larger diameter of the rollers at the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.
- Adjustable Clearance and Preload:
Many tapered roller bearings allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s internal play, optimizing performance and minimizing friction.
- Thrust Capability:
Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.
- Applications:
Tapered roller bearings find applications in various industries, including automotive, heavy machinery, aerospace, and more. They are used in scenarios that require efficient load distribution and handling of combined loads.
In summary, tapered roller bearings are designed with conical geometry to accommodate both radial and axial loads. Their specific components, such as tapered rollers and a cage, work together to ensure effective load distribution, making them suitable for a wide range of industrial applications.
editor by CX 2024-05-14
China manufacturer Metric and Imperical Size Auto Bearing Angular Contact Ball Bearings Supplier manufacturer
Product Description
| Bearing model | Bore(mm) | O.D(mm) | Width (mm) | Load Rating(KN) | Maximumspeed(rpm) | Weight (Kg) | ||
| Dynamic | Static | Grease | Oil | |||||
| 5200 | 10 | 30 | 14 | 6.95 | 3.8 | 14000 | 19000 | 0.049 |
| 5201 | 12 | 32 | 15.9 | 9.15 | 5.05 | 13000 | 17000 | 0.057 |
| 5202 | 15 | 35 | 15.9 | 10 | 6.05 | 11000 | 15000 | 0.064 |
| 5203 | 17 | 40 | 17.5 | 13.2 | 8.15 | 10000 | 14000 | 0.091 |
| 5204 | 20 | 47 | 20.6 | 19.7 | 12.6 | 8800 | 12000 | 0.12 |
| 5205 | 25 | 52 | 20.6 | 21.4 | 14.8 | 7700 | 10000 | 0.19 |
| 5206 | 30 | 62 | 23.8 | 29.7 | 21.3 | 6400 | 8600 | 0.29 |
| 5207 | 35 | 72 | 26.7 | 39.2 | 29 | 5500 | 7300 | 0.43 |
| 5208 | 40 | 80 | 30.2 | 44.4 | 33.6 | 5000 | 6700 | 0.57 |
| 5209 | 45 | 85 | 30.2 | 49.9 | 38.4 | 4600 | 6100 | 0.62 |
| 5210 | 50 | 90 | 30.2 | 53.3 | 43 | 4300 | 5600 | 0.67 |
| 5211 | 55 | 100 | 33.3 | 65.9 | 55.2 | 3800 | 5100 | 0.96 |
| 5212 | 60 | 110 | 36.5 | 74.4 | 60.8 | 3500 | 4700 | 1.36 |
| 5213 | 65 | 120 | 38.1 | 86.8 | 75.3 | 3200 | 4300 | 1.66 |
| 5214 | 70 | 125 | 39.7 | 94.5 | 82.6 | 3100 | 4100 | 1.81 |
| 5215 | 75 | 130 | 41.3 | 92.4 | 120 | 2900 | 3900 | 2.1 |
| 5216 | 80 | 140 | 44.4 | 97.5 | 121 | 2700 | 3600 | 2.64 |
FAQ
ZHangZhoug Shengya Bearing Technology Co., Ltd – Product Description
Frequently Asked Questions
- Can the product be customized?
Yes, we offer customization options. - What is the delivery time after confirming an order?
If we have stock, goods can be sent within 1 week after 100% payment. If not, delivery time varies. - Can my logo be printed on the product?
Yes, we can print your logo with your trademark authorization. - What are the payment terms?
Payment terms are ***% deposit and 70% balance before shipment.
Sample Service
- OEM customization available based on samples.
- Sample finishing time: Within 3 days with stock, within 10 days with molds. OEM samples vary.
Payment
Accepted payment methods: T/T, L/C, DP. Please inform us once payment is made for prompt production arrangement.
Shipping
Samples delivered by DHL, ***, UPS, FedEx. Bulk orders shipped by sea.
Package
Regular packaging includes blank carton, polybag, or wooden pallet. Customized packaging available.
Delivery Time
Sample delivery within 3-10 days if in stock. Large quantity orders take approximately 30-50 days for delivery.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | 45° |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Double |
| Load Direction: | Radial Bearing |
| Material: | Bearing Steel |
| Samples: |
US$ 8/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are the Common Signs of Wear or Damage in Tapered Roller Bearings?
Identifying signs of wear or damage in tapered roller bearings is crucial for maintaining optimal performance and preventing costly failures. Here are the common signs to look for:
- Abnormal Noise:
Unusual noises, such as grinding, clicking, or rumbling sounds, may indicate damage within the bearing. These noises could result from worn rollers, raceways, or insufficient lubrication.
- Vibration:
Excessive vibration or unusual vibrations not typically present during operation may indicate an issue with the bearing. Vibration can result from misalignment, worn components, or uneven loading.
- Increased Operating Temperature:
If the bearing becomes excessively hot during operation, it could indicate inadequate lubrication, excessive friction, or other issues. Monitoring temperature changes can help identify potential problems.
- Irregular Rotation:
If the bearing experiences irregular rotation, such as sticking or rough movement, it could be due to damaged rollers, misalignment, or improper preload.
- Visible Wear:
Inspect the bearing for visible signs of wear or damage, such as pitting, scoring, discoloration, or deformation of the bearing components.
- Increased Noise or Vibration Under Load:
If the bearing makes more noise or vibrates noticeably when subjected to load, it could indicate that the bearing is unable to handle the applied load properly.
- Uneven Wear:
Uneven wear patterns on the rollers or raceways can suggest misalignment or inadequate lubrication, causing the bearing to experience uneven loading.
- Loss of Performance:
If the bearing’s performance decreases, such as reduced efficiency or increased friction, it may indicate wear, contamination, or other issues affecting the bearing’s operation.
- Looseness or Play:
If there’s excessive play or looseness in the bearing assembly, it could be a sign of worn components or inadequate preload, impacting the bearing’s stability and performance.
- Leaks or Contaminants:
Inspect for leaks of lubricant or the presence of contaminants around the bearing. Leaks can indicate seal damage, and contaminants can accelerate wear.
- Observable Damage to Components:
If any bearing components, such as rollers, cages, or raceways, appear visibly damaged or deformed, immediate attention is necessary to prevent further issues.
Regular inspection and maintenance are essential to catch these signs early and prevent further damage. Addressing wear or damage promptly can extend the bearing’s lifespan and avoid costly downtime.
What Advantages do Tapered Roller Bearings Offer Compared to Other Bearing Types?
Tapered roller bearings offer several advantages that make them a preferred choice in various applications compared to other bearing types. These advantages stem from their unique design and capabilities. Here’s a look at the benefits of tapered roller bearings:
- High Load-Carrying Capacity:
Tapered roller bearings can handle both radial and axial loads simultaneously, making them suitable for applications with combined loads. Their conical geometry allows for effective load distribution, enabling them to support heavy loads without premature wear.
- Efficient Axial Load Handling:
Tapered roller bearings excel at managing axial (thrust) loads in one direction. This capability is crucial in applications where axial loads are present, such as automotive transmissions or industrial machinery.
- Reduced Friction and Heat Generation:
The conical shape of the rollers and the matching raceways result in point contact, reducing friction and minimizing heat generation. This efficiency contributes to improved overall performance and energy savings.
- Adjustable Clearance and Preload:
Tapered roller bearings often allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s play, optimizing performance and extending the bearing’s lifespan.
- High Precision:
Tapered roller bearings are available in various precision classes to meet different application requirements. Their precision makes them suitable for applications demanding accurate motion control and positioning.
- Versatility:
Tapered roller bearings are used in a wide range of industries and applications, from automotive and heavy machinery to aerospace and industrial equipment. Their ability to handle diverse loads and conditions contributes to their versatility.
- Durability:
Tapered roller bearings are designed to withstand shocks and impacts, making them suitable for applications with dynamic loads or vibrations. Their robust construction contributes to their overall durability.
- High-Speed Capability:
Tapered roller bearings can operate at high speeds due to their efficient contact geometry and reduced friction. This makes them suitable for applications requiring rapid rotation.
- Cost-Effectiveness:
While the initial cost may vary, tapered roller bearings are often cost-effective due to their long service life and ability to handle heavy loads. Their durability can lead to reduced maintenance and replacement costs over time.
- Compatibility with Combined Loads:
Tapered roller bearings are well-suited for applications where radial and axial loads occur simultaneously, eliminating the need for multiple bearing types and simplifying design and installation.
In summary, tapered roller bearings offer a combination of load-carrying capacity, efficiency, adjustability, precision, and versatility that sets them apart from other bearing types. Their ability to handle a variety of loads and conditions makes them an advantageous choice in numerous industrial applications.
Can you Explain the Design and Construction of Tapered Roller Bearings?
The design and construction of tapered roller bearings are characterized by their conical geometry and specific components that enable them to handle radial and axial loads simultaneously. Here’s an overview of their design and construction:
- Components:
Tapered roller bearings consist of the following components:
- Inner Ring:
The inner ring has a conical raceway on its inner surface, which matches the conical shape of the rollers. It serves as the raceway for the rollers and provides support to the rotating assembly.
- Outer Ring:
The outer ring also features a conical raceway on its inner surface that complements the shape of the rollers. The outer ring provides a rigid structure to house the entire bearing assembly.
- Tapered Rollers:
The rollers have a conical shape with varying diameters along their length. This design allows the rollers to make point contact with the inner and outer raceways, distributing loads efficiently.
- Cage:
The cage or retainer holds the rollers in position, maintaining proper spacing and preventing them from coming into contact with each other. The cage material can vary, and its design may affect factors like friction and heat generation.
- Conical Geometry:
The distinguishing feature of tapered roller bearings is their conical geometry. The conical angle is defined by the contact angle between the roller axis and the bearing axis. This angle facilitates effective load distribution and axial load support.
- Load Distribution:
The conical shape of the rollers and raceways allows tapered roller bearings to handle both radial and axial loads. Radial loads are primarily supported by the larger diameter of the rollers at the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.
- Adjustable Clearance and Preload:
Many tapered roller bearings allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s internal play, optimizing performance and minimizing friction.
- Thrust Capability:
Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.
- Applications:
Tapered roller bearings find applications in various industries, including automotive, heavy machinery, aerospace, and more. They are used in scenarios that require efficient load distribution and handling of combined loads.
In summary, tapered roller bearings are designed with conical geometry to accommodate both radial and axial loads. Their specific components, such as tapered rollers and a cage, work together to ensure effective load distribution, making them suitable for a wide range of industrial applications.
editor by CX 2024-05-08
China manufacturer Wj 878 Ceramic/Needle/Pillow Block/Auto/Deep Groove/Angular Contact Ball/Spherical/Taperd Roller/Cylindrical Roller/Linear/Wheel Bearings Rtb/Timken/Fa/NSK bearing and race
Product Description
Product Description
WHY CHOOSE E-ASIA BEARING?
1) 20 years of rich bearing industry export experience
2) ISO & MPA & CE & SGS & BV certified
3) Professional engineers team and Superior machines
4) 1 hour to HangZhou port or ZheJiang port
5) Strict quality inspection (3 steps) before shipment, such as SGS/BV third party certified.
CHOOSE E-ASIA REFUSED ONE TIME BUSINESS
| Deep groove ball bearing | 5 88506 88507 88508A 88508 88509 622 62303 62304 62305 62306 62307 62308 62309 62310 |
| Taper roller bearings | 35712 35713 35714 35715 35716 35717 35718 35719 35710 35711 35712 35713 35714 35715 35716 35717 35718 35719 35710 35711 35712 35714 35716 35718 35710 35712 35714 35716 35710 35714 30302 30303 30304 30305 30306 30307 30308 3 3 0571 3 0571 3 0 30321 30322 30324 30326 30328 30330 30332 30334 32204 32205 32206 32207 32208 32209 32210 32211 32212 32213 32214 32215 32216 32217 32218 32219 32220 32221 32222 32224 32226 32228 32230 32232 32236 32238 32240 32244 32248 32303 32304 32305 32306 32307 32308 32309 32310 32311 32312 32313 32314 32315 32316 32317 32318 32319 32320 32321 32322 32324 32326 32330 32334 31303 31304 31305 31306 31307 31308 31309 31310 31311 31312 31313 31314 31315 31316 31317 31318 31319 31320 31324 31326 31328 31332 32 325714 320726 325718 53856k 53860 |
| Self-aligning ball bearings | |
| spherical plain bearing | GE4E GE5E GE6E GE8E GE10E GE12E GE15ES GE17ES GE20ES GE25ES GE30ES GE35ES GE40ES GE45ES GE50ES GE60ES GE70ES GE80ES GE90ES GE1 110145 120155 130170 140180 150190 165710 |
| Thrust ball bearing | 511 234415 234416 234417 234418 234419 234420 234421 234422 234424 234426 234428 234430 234432 234438 234440 234714 234715 234716 234717 234718 234719 234720 234721 234722 234722 347262 347282 347302 347322 347382 34740 |
| Cylindrical Roller Bearings | NU313EMA NU2313EMA NU2314EMA NU415EMA NU216EMA NU2216EMA NJ2216EMA NUP2216EMA NU316EMA NU2316EMA NU217EMA NU2217EMA NU317EMA NU2317EMA NJ2317EMA NU218EMA NJ218EMA NU2218EMA NJ2218EMA NUP2218EMA NU318EMA NJ318EMA NU2318EMA NJ2318EMA NU219EMA NJ219EMA NU2219EMA NJ2219EMA NU319EMA NJ319EMA NU2319EMA NJ2319EMA NU220EMA NJ220EMA NU2220EMA NJ2220EMA NU320EMA NJ320EMA NU2320EMA NJ2320EMA NU222EMA NJ222EMA NU2222EMA NJ2222EMA NU322EMA NJ322EMA NU2322EMA NJ2322EMA NU1571MA NU224EMA NJ224EMA NU2224EMA NJ2224EMA NU324EMA NJ324EMA NU2324EMA NJ2324EMA NU1026MA NU226EMA NJ226EMA NU2226EMA NJ2226EMA NU326EMA NJ326EMA NU2326EMA NJ2326EMA NU1571MA NU228EMA NJ228EMA NU2228EMA NJ2228EMA NU328EMA NJ328EMA NU2328EMA NJ2328EMA NU1030MA NU230EMA NJ230EMA NUP230EMA NU2230EMA NJ2230EMA N2230EMB NU330EMA NJ330EMA NU2330EMA NJ2330EMA NU1032MA NU232EMA NJ232EMA NUP232EMA NU2232EMA NJ2232EMA NU332EMA NJ332EMA NU2332EMA NJ2332EMA NU1034MA NU3034EMA NU234EMA NJ234EMA NU2234EMA NJ2234EMA NU334EMA NJ334EMA NU2334EMA NJ2334EMA NU1036MA NU236EMA NJ236EMA NU2236EMA NJ2236EMA NU336EMA NJ336EMA NU2336EM NJ2336EMA NU1038MA NU238EMA NJ238EMA NU2238EMA NJ2238EMA NU338EMA NJ338EMA NU2338EMA NJ2338EMA NU1040MA NU240EMA NJ240EMA NU2240EMA NJ2240EMA NU340EMA NJ340EMA NU2340EMA NJ2340EMA NU1044MA NJ1044MA NU3044EMA NU244EMA NJ244EMA NU2244EMA NJ2244EMA NU344EMA NJ344EMA NU2344EMA NJ2344EMA N2344EMB NU1048MA NU248EMA NJ248EMA NU348EMA NJ348EMA NU2348EMA NJ2348EMA NU1052MA NU3052MA NU252MA NUP252MA NU2252MA NU2352EMA NU1056MA NU1060MA NU1964MA NF2964EMB NU1064MA NU2264MA NF2968EMB NU1068MA NU3068EMA NU3168EMA NU2372EMA NU1072MA NU1076MA NJ2980EMA NU1080MA NU2080EMA NF2984EMB NU1088MA NU2088EMA NU3188EMA NJ2892EMA NF2992EMB NU3192EMA NU1096EMA NJ1096EMA NU31/500EMA NU18/560MA NU30/600EMA NU20/630EMA NU20/670EMA NU20/670EMA NU30/670EMA NJ28/710EMA NJ29/710MA NU20/750EMA NU20/800EMA NU20/850EMA NU39/900EMA NU20/900EMA NJ18/1120EMA105RU32 105RN32 105RJ32 105RF32 105RT32 170RU51 170RN51 170RJ51 170RF51 170RT51 170RU91 170RN91 170RJ91 170RF91 170RT91 170RU93 170RN93 170RJ93 170RF93 170RT93 180RU51 180RN51 180RJ51 180RF51 180RT51 180RU91 180RN91 180RJ91 180RF91 180RT91 190RU91 190RN91 190RJ91 190RF91 190RT91 190RU92 190RN92 190RJ92 190RF92 190RT92 200RU91 200RN91 200RJ91 200RF91 200RT91 200RU92 200RN92 200RJ92 200RF92 200RT92 210RU92 210RN92 210RJ92 210RF92 210RT92 220RU51 220RN51 220RJ51 220RF51 220RT51 220RU91 220RN91 220RJ91 220RF91 220RT91 220RU92 220RN92 220RJ92 220RF92 220RT92 240RU91 240RN91 240RJ91 240RF91 240RT91 250RU91 250RN91 250RJ91 250RF91 250RT91NCF2922V NCF2924V NCF2926V NCF2928V NCF2930V NCF2932V NCF2934V NCF2936V NCF2938V NCF1840V NCF2940V NCF1844V NCF2944V NCF1852V NCF2952V NCF2960V NCF1864V NCF2964V NCF1868V NCF1876V NCF2976V NCF1880V NCF1884V NCF1888V NCF1892V NCF2992V NCF2996V NCF18/500V NCF29/500V NCF18/530V NCF18/560V NCF18/600V NCF18/630V NCF18/670V NCF18/710V NCF18/750V NCF18/800VNNU4930MAW33 NNU4932MAW33 NNU4934MAW33 NNU4936MAW33 NNU4938MAW33 NNU4940MAW33 NNU4140MAW33 NNU4944MAW33 NNU4144MAW33 NNU4948MAW33 NNU4148MAW33 NNU4952MAW33 NNU4152MAW33 NNU4956MAW33 NNU4156MAW33 NNU4960MAW33 NNU4160MAW33 NNU4964MAW33 NNU4164MAW33 NNU4968MAW33 NNU4068MAW33 NNU4168MAW33 NNU4972MAW33 NNU4072MAW33 NNU4172MAW33 NNU4976MAW33 NNU4076MAW33 NNU4176MAW33 NNU4980MAW33 NNU4080MAW33 NNU4180MAW33 NNU4984MAW33 NNU4084MAW33 NNU4184MAW33 NNU4988MAW33 NNU4088MAW33 NNU4188MAW33 NNU4992MAW33 NNU4092MAW33 NNU4192MAW33 NNU4996MAW33 NNU4096MAW33 NNU4196MAW33 NNU49/500MAW33 NNU40/500MAW33 NNU49/530MAW33 NNU40/530MAW33 NNU49/560MAW33 NNU49/600MAW33 NNU49/630MAW33 NNU49/670MAW33 NNU40/670MAW33 NNU49/710MAW33 NNU49/750MAW33 NNU49/800MAW33 NNU49/850MAW33 NNU49/900MAW33 |
Company Profile
E-Asia was set up in 1996 and located at HangZhou, a beautiful city in China. Our company is bearing manufacturer and NSK CZPT CZPT CZPT CZPT HRB LYC NACHI C&U bearing distributor. We also provide OEM beaings.Since it was first established, E-AISA was dedicated in research, development and manufacture of bearings. Now, E-AISA has become main and 1 of the first grade suppliers of all kinds of bearings.
Our products include: Deep Groove Ball Bearings, Self-aligning Ball Bearings, Spherical Bearings, Tapered Roller Bearings,Cylindrical Roller Bearings, Needle Roller Bearings, Self-aligning Roller Bearings, Angular Contact Ball Bearings, Thrust Ball Bearings and Trust Roller Bearings and Special Bearings.
E-Asia is a backbone enterprise for bearing production in China. With an area of 60, 000 square meters, more than 260 sets devices and machines, and around 200 employees, our company annually turns out more than 6 million sets bearings.
Our Bearings are exported to the USA, Canada, UK, Germany, Poland, Italy, Russia, the Middle East, Africa and other countries and regions of the world. E-Asia Bearing Co. Ltd. Is committed to the introduction of high-quality bearing products. Our company have more than 200 employees.
Our brands include ZWZ bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings and so forth.
Our belief is “Specialization is quality; Quality is the future. Any product with 0.01% defect is 100% reject” is our quality policy.
Packaging & Shipping
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.
2.What is your latest delivery time?
Most orders will be shipped within 3-5 days of payment being received.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Type: | Auto Clutch Bearing |
|---|---|
| Material: | Chrome Steel |
| Tolerance: | P5 |
| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can you explain the installation and alignment considerations for rolling contact bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of rolling contact bearings. Incorrect installation or misalignment can lead to premature wear, increased friction, reduced load-carrying capacity, and potential bearing failure. Here’s a detailed explanation of the installation and alignment considerations for rolling contact bearings:
- Clean and Proper Workspace:
Before installing rolling contact bearings, it is essential to ensure a clean and suitable workspace. The work area should be free from dirt, dust, debris, and contaminants that could enter the bearing during installation. Contamination can cause damage to the bearing surfaces and compromise its performance. Additionally, the workspace should have appropriate tools and equipment to facilitate the installation process, including bearing pullers, mounting tools, and measurement instruments.
- Handling and Storage:
Rolling contact bearings should be handled with care to prevent damage to the bearing surfaces. They should be stored in a clean and dry environment, protected from moisture, dust, and extreme temperatures. During handling, it is important to avoid dropping or impacting the bearings, as this can cause surface damage or internal defects. Proper handling and storage practices help maintain the integrity of the bearings and ensure their performance during installation.
- Shaft and Housing Preparation:
Prior to installing the rolling contact bearings, the shaft and housing surfaces must be prepared appropriately. The shaft and housing should be clean, free from burrs, and have the correct dimensions and tolerances specified by the bearing manufacturer. Any roughness or irregularities on the shaft or housing can affect the fit and alignment of the bearing, leading to performance issues. It may be necessary to use appropriate tools, such as emery cloth or a deburring tool, to smooth the surfaces and ensure proper fitment.
- Bearing Mounting:
When mounting rolling contact bearings, it is essential to follow the manufacturer’s recommended procedures and guidelines. This includes using the appropriate mounting tools and techniques to apply the necessary axial or radial force evenly during installation. Overloading or uneven force application can lead to bearing damage or misalignment. Proper mounting techniques may involve using a press, heat, or specialized mounting tools to ensure the bearing is seated securely and accurately on the shaft or in the housing.
- Alignment:
Accurate alignment of rolling contact bearings is critical for their optimal performance. Misalignment can cause increased friction, premature wear, and reduced load-carrying capacity. It is important to align the bearing with respect to the shaft and housing to ensure proper concentricity and parallelism. Alignment methods may include visual alignment, feeler gauges, dial indicators, laser alignment systems, or other precision alignment tools. The specific alignment requirements may vary depending on the bearing type, application, and manufacturer recommendations.
- Lubrication:
Proper lubrication is essential during the installation of rolling contact bearings. The bearing manufacturer’s recommendations should be followed regarding the type, quantity, and method of lubrication. Lubrication helps reduce friction, dissipate heat, and protect against wear and corrosion. It is important to ensure that the bearing is adequately lubricated during installation to facilitate smooth operation and prevent damage.
- Verification and Testing:
After installation, it is recommended to verify the proper fitment, alignment, and operation of the rolling contact bearings. This may involve checking the axial and radial clearances, measuring runout, and performing functional tests to ensure smooth rotation and proper load distribution. Verification and testing help confirm the successful installation and identify any potential issues that may require adjustment or corrective action.
In summary, proper installation and alignment considerations are essential for the optimal performance and longevity of rolling contact bearings. Following recommended procedures, handling the bearings carefully, preparing the shaft and housing surfaces, ensuring accurate alignment, and providing appropriate lubrication contribute to the successful installation and reliable operation of rolling contact bearings in various applications.
What is the role of cage design and materials in rolling contact bearing performance and durability?
The cage design and materials used in rolling contact bearings play a crucial role in their performance and durability. Here’s a detailed explanation of the role of cage design and materials in rolling contact bearing performance and durability:
- Function of the Cage:
The cage, also known as the bearing retainer or separator, holds and separates the rolling elements in a rolling contact bearing. Its primary function is to maintain the proper spacing and alignment of the rolling elements, allowing them to roll smoothly and distribute the load evenly. The cage prevents the rolling elements from contacting each other, reducing friction, wear, and the risk of damage. By guiding the rolling elements, the cage also helps to minimize the centrifugal forces and maintain stability at high speeds. The design and materials of the cage directly influence these functions and, consequently, the overall performance and durability of the bearing.
- Cage Design Considerations:
The design of the cage is carefully considered to ensure optimal bearing performance and durability. Some key design considerations include:
- Material Compatibility: The cage material must be compatible with the operating conditions and lubricants used in the bearing. It should have sufficient strength, hardness, and resistance to wear and fatigue. Different applications may require cages made from materials such as steel, brass, synthetic polymers, or composite materials.
- Friction and Heat Generation: The cage design should minimize friction between the rolling elements and the cage itself. Reduced friction helps improve energy efficiency, reduce heat generation, and extend the bearing’s service life.
- Load Distribution: The cage design should facilitate even load distribution among the rolling elements. This ensures that the forces acting on the bearing are evenly distributed, reducing stress concentrations and the risk of premature failure.
- High-Speed Capability: The cage design should be optimized to handle high-speed applications. It should be lightweight, promote efficient lubricant flow, and minimize windage losses caused by air turbulence at high rotational speeds.
- Alignment and Stability: The cage design should promote proper alignment and stability of the rolling elements, especially during rapid accelerations, decelerations, or changes in direction. This helps maintain smooth operation and prevents the rolling elements from skewing or becoming misaligned.
- Cage Material Selection:
The choice of cage material depends on factors such as the operating conditions, load requirements, lubrication, and cost considerations. Commonly used cage materials include:
- Steel: Steel cages offer excellent strength, durability, and resistance to high temperatures. They are commonly used in applications with heavy loads, high speeds, and high operating temperatures.
- Brass: Brass cages provide good strength, corrosion resistance, and low friction. They are suitable for applications where low noise and vibration levels are important, such as in precision instruments and industrial machinery.
- Synthetic Polymers: Synthetic polymer cages, such as polyamide (nylon) or polyetheretherketone (PEEK), offer advantages such as low friction, lightweight, corrosion resistance, and the ability to dampen vibrations. They are commonly used in applications where reducing friction, noise, and weight are critical, such as in automotive and aerospace industries.
- Composite Materials: Composite cages combine different materials to achieve specific properties such as high strength, low friction, or resistance to harsh environments. These cages are used in specialized applications where unique material properties are required.
The selection of the cage design and materials is a critical aspect of rolling contact bearing design. Careful consideration of the operating conditions, load requirements, speed, and other factors helps ensure optimal performance, reliability, and durability of the bearing.
Can you explain the key characteristics and benefits of rolling contact bearings?
Rolling contact bearings possess several key characteristics and offer numerous benefits in mechanical systems. Here’s a detailed explanation of these characteristics and benefits:
- Key Characteristics of Rolling Contact Bearings:
The key characteristics of rolling contact bearings include:
- Low Friction: Rolling contact bearings utilize rolling elements, such as balls or rollers, which reduce friction compared to sliding contact bearings. This characteristic minimizes energy losses, heat generation, and wear, resulting in improved efficiency and performance of the mechanical system.
- Load Distribution: Rolling contact bearings distribute loads evenly across their contact surfaces, minimizing stress concentrations and preventing premature wear or failure. This characteristic allows mechanical systems to handle various loads and forces without compromising performance.
- Smooth Motion: Rolling contact bearings enable smooth and controlled motion between components. The rolling elements facilitate low-friction rotation or linear movement, providing precise and reliable operation in a wide range of applications.
- Positional Accuracy: Rolling contact bearings help maintain accurate positioning of components in mechanical systems, ensuring alignment and reducing the risk of misalignment-related issues. This characteristic is crucial in precision machinery, robotics, and other applications where positional accuracy is essential.
- Versatility: Rolling contact bearings are available in different sizes, configurations, and materials, making them adaptable and versatile in various mechanical systems. They can accommodate different load capacities, speeds, and environmental conditions, providing flexibility in design and application.
- Durability: Rolling contact bearings are designed to withstand the demands of various operating conditions. They are constructed with high-quality materials and undergo extensive testing to ensure durability and long service life.
- Reduced Maintenance: Rolling contact bearings require minimal maintenance compared to other types of bearings. Proper lubrication and periodic inspection are typically sufficient to ensure their reliable operation over an extended period.
- Benefits of Rolling Contact Bearings:
The utilization of rolling contact bearings offers several benefits in mechanical systems:
- Efficiency: Rolling contact bearings reduce friction and energy losses, resulting in improved overall system efficiency. This benefit translates to energy savings, reduced operating costs, and increased productivity.
- Smooth Operation: Rolling contact bearings enable smooth and controlled motion, minimizing vibration, noise, and unwanted movement. This benefit enhances the comfort, precision, and reliability of the mechanical system.
- Extended Service Life: Rolling contact bearings, when properly selected, installed, and maintained, can provide long service life. Their ability to distribute loads and resist wear ensures reliable operation and reduces the frequency of replacements or repairs.
- Wide Range of Applications: Rolling contact bearings are utilized in various industries and applications, including automotive, aerospace, industrial machinery, appliances, and more. Their versatility and availability in different sizes and configurations make them suitable for diverse mechanical systems.
- Cost-Effectiveness: Rolling contact bearings offer a cost-effective solution for many applications. Their initial cost is typically lower compared to other types of bearings, and their long service life reduces maintenance and replacement expenses over time.
In summary, rolling contact bearings possess key characteristics such as low friction, load distribution, smooth motion, positional accuracy, versatility, durability, and reduced maintenance. Their benefits include improved efficiency, smooth operation, extended service life, wide application range, and cost-effectiveness. By utilizing rolling contact bearings in mechanical systems, designers and engineers can achieve reliable and efficient performance across various industries and applications.
editor by CX 2024-05-02
China manufacturer Crossed Cylindrical Roller Slewing Bearings 4 Point Angular Contact Ball Turntable Bearing bearing air
Product Description
Product Description
Product Description:
| Type | • Single Row Four Point Contact Ball Slewing Bearing • Single Row Crossed Cylindrical Roller Slewing Bearings • Double Row Ball Slewing Bearings •Double Row Roller/Ball Combination Slewing Bearing •Three-Row Roller Slew Ring Bearing |
| Rolling elements | Steel ball / Cylinder Roller |
| Rolling elements Material | GCr5/GCr15SiMn/Customized |
| Bearing Material | 50Mn/42CrMo/42CrMo4V /Stainless Steel,Alu,Customized |
| Cage Material | Nylon 1571/ Steel /Brass |
| Structure | Taper pin , Mounting holes,Inner ring ,Grease fitting,Load plug, Seals , Roller ,Spacer Balls or separators |
| Outer diameter | 50-10000mm |
| Bore size | 50-10000mm |
| Mounting hole | Through Hole/Tapped hole/Counterbore |
| Raceway hardness | 55-62HRC |
| Inner and outer ring modulation hardness |
229-269HB/Customized |
| Gear type | No gear ,Internal gear , External gear. |
| Embellish grease | EP2 lithium lubricating grease |
| Certificate | ABS.BV,DNV,ISO9001,GL,3.1,3.2 |
| Application area | Ladle turret,Stacker crane,Bucket wheel machine,Solar heliostat Tracking System,port crane, Cabling machine,tower crane , off shore platform,ferris wheel, Palletizing robot,Rotary metallurgical furnace,can packing machine,Wind blade transporter,shield tunneling machine,tube push bench,excavator |
| Brand Name | SoCare-MSI |
| Place of Origin | China |
| Warranty | 18 months |
| Payment term | T/T is our first choice |
|
Packing details |
1,Filling with anti-rust oil 2.Corved with Plastic paper 3.Corved with kraft paper 4.Corved with Blue tie 5.Put in wooden box |
Slewing ring bearings are large-size rolling bearings that can accommodate axial, radial and moment loads acting either singly or in combination and in any direction .They can perform both slewing (oscillating) movements as well as rotational movements. A slewing ring bearing consist of an inner ring, an outer ring and rolling elements (balls or cylindrical rollers) that are separated by polyamide spacers .The rings, 1 of which usually incorporates a gear ,are provided with holes to accommodate attachment bolts. The holes may be threaded. Generally , only the raceways in the rings are hardened and precision-ground.Integral seals made of acrylonitrile-butadiene rubber (NBR) keep the lubricant in, and contaminants out of the bearing. Slewing ring bearings are re-lubricated through grease fittings to reduce maintenance and operating costs.
Compared to traditional pivot arrangements, slewing ring bearing arrangements provide many design and performance advantages. The compactness and large inner diameter simplify the design of the bearing arrangement and its associated components .The low sectional height of these bearings means that the pinion lever can be kept short. In most cases only flat mounting surfaces on the associated components are needed.
Slewing ring bearings were originally designed to be mounted only on horizontal support structure, but can now be used successfully in vertical bearing arrangements .
Slewing ring bearings perform extremely well in a variety of applications such as:
¤ Access platforms
¤ Bucket wheel excavators
¤ Conveyor booms
¤ Cranes of all type
¤ Small ,medium and large excavators
¤ InHangZhou tables
¤ Ladle turrets
¤ Offshore applications
¤ Robots
¤ Railway bogies
¤ Rotary platforms
¤ Stackers
¤ Solar mirrors
¤ Tunnel boring machines
¤ Wind turbines
Introduction
SCB-XR cross roller bearings
Provides higher level of stiffness while not increasing rotational torque
OD size range up : 11″-209″
Construction
-Cylindrical rollers in V shaped rolling path
-Rollers in alternating axis of roation
-Sealed
-Ring Configuration:
Non geared
External gear
Internal gear
-Grease fittings for lubrication
Applications
-Robotics
-Military
-Machine tools
-Radar
-Satellite
Company Profile
Company Profile:
About SoCare :
The SoCare brand is synonymous with quality.
Now, we have become an even greater resource for our business partners. Due to embracing technical advances, product support, and service, we have become a truly solutions-oriented supplier.
SoCare is creating greater value for our partners.
These advances all work together to bring our customers the added benefit of higher productivity. In addition, we provide application specific products, leading edge design simulation tools, on sight engineering support, plant asset efficiency programs, and advanced supply chain management.
With SoCare you can expect more!
Application:
Slewing ring bearings can be widely used in lifting & transport machinery, mining machinery, construction machinery, port hoisting machinery, port oil transfer equipment, onshore and offshore crane, excavator, concrete machine, paper machine, plastic and rubber machine, weave machine, steel plant, electronic power plant, wind power generator, other construction and industry machines or equipments and other large rotary device.
Packaging & Shipping
Packing & Shipping:
Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;
And then packed with kraft paper and professional belts;
At last, with wooden box totally at the outer packing to invoid the rust or the moist;
We can depend on the customers demand to be packed.
After Sales Service
Our Service:
♥1.Your inquiry will be reply within 2 hours.
♥2.Fast delivery,within 15 working days.
♥3.Packing: you will receive a Perfect product with strong outside packing.
♥4.With advanced first-level facilities and testing equipment,to insure no mistake on the dimension of the bearings.
♥5.MOQ is 2 sets, Because we are manufacturer.
♥6.24 hours on line,no limited to talk to us.
♥7.Return Policy:We gladly accept returns for item purchased within a 15 day period, provided it is still in the original package, not used nor damaged.
♥8.Warranty Claims :The Warranty covers any Defect of the product for a period of 18 months. It does not cover items that are not correctly installed or over tightened which may cause premature failure. Installation or any other fee’s are not refundable.
FAQ
FAQ:
1.Q: Are you trading company or manufacturer ?
A: We are a manufacturing enterprise focusing on bearings and integrating research, production and sales with 20 years’ experience.
2.Q: How long is your delivery time?
A: Generally it is 7 days if the goods are in stock. or it is 15 days if the goods are not in stock, Also it is according to quantity.
3.Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance, balance before shipment.
4.What are the company’s delivery terms?
A:We can accept EXW,FOB,CFR,CIF,etc. You can choose the 1 which is the most convenient cost effective for you.
5.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.
6.How many the MOQ of your company?
A:Depending on the size of the bearing, the MOQ is variable, if you are interested, you can contact me for a quote.
7.Does the company accept OEM or customized bearings?
A:In addition to standard products, we also supply non-standard and modified standard products for special application. Meanwhile, we provide OEM service.
8.Can the company provide free samples?
A:We can provide samples for free. You only need to provide shipping.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Standard or Nonstandard: | Standard |
|---|---|
| Feature: | High Speed, Corrosion-Resistant, Heat-Resistant |
| Sealing Gland: | Sealed On Both Sides |
| Rolling-Element Number: | Single-Row |
| Roller Type: | Spherical Raceway |
| Material: | Alloy |
| Samples: |
US$ 0/Set
1 Set(Min.Order) | |
|---|
What are Tapered Roller Bearings and How do They Function in Machinery?
Tapered roller bearings are a type of rolling element bearing designed to handle both radial and axial loads by providing a conical geometry. They consist of inner and outer rings, tapered rollers, and a cage that holds the rollers in place. Tapered roller bearings are commonly used in various machinery and equipment for their ability to support high radial and axial loads simultaneously. Here’s how they function in machinery:
- Geometry:
Tapered roller bearings have an inner ring with a conical surface and an outer ring with a matching conical surface. The rollers are also shaped like truncated cones. This geometry allows the rollers to make contact with both the inner and outer raceways at a common point on the bearing axis, distributing loads more effectively.
- Load Distribution:
The conical shape of tapered rollers enables them to handle both radial and axial loads. Radial loads are supported by the larger diameter of the rollers near the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.
- Adjustable Clearance:
Tapered roller bearings often allow for adjustable clearance or preload. This feature permits fine-tuning of the bearing’s internal play to optimize performance, reduce friction, and prevent excessive wear.
- Thrust Capability:
Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.
- Applications:
Tapered roller bearings are commonly used in various machinery and equipment:
- Automotive Industry:
Tapered roller bearings are widely used in wheel hubs, transmissions, and differential systems in automobiles, where they handle radial and axial loads experienced during driving.
- Heavy Machinery:
In construction equipment, mining machinery, and industrial machinery, tapered roller bearings support heavy loads and shocks, making them suitable for applications like earthmoving and material handling.
- Aerospace:
Tapered roller bearings are used in aircraft landing gear, where they support both vertical and horizontal loads during takeoff, landing, and taxiing.
- Railways:
In trains, tapered roller bearings are used in wheelsets and axles to manage radial and axial loads that occur as the train moves along curves and straight tracks.
- Wind Energy:
Tapered roller bearings are employed in wind turbine gearboxes, where they handle the radial and axial loads associated with converting wind energy into electrical power.
- Installation:
Installation of tapered roller bearings often involves adjusting the internal clearance or preload to optimize performance. Proper lubrication is crucial to ensure smooth operation and longevity.
In summary, tapered roller bearings function by utilizing their conical geometry to support both radial and axial loads, making them versatile components in a wide range of machinery and equipment across various industries.
What Factors should be Considered when Selecting a Tapered Roller Bearing for a Specific Application?
Choosing the right tapered roller bearing for a specific application involves considering various factors to ensure optimal performance and reliability. Here are the key factors to consider:
- Load Requirements:
Assess the types and magnitudes of both radial and axial loads the bearing will experience. Choose a tapered roller bearing with a load capacity that comfortably exceeds the expected loads to prevent premature wear or failure.
- Speed:
Determine the required rotational speed of the bearing. High-speed applications may require bearings designed for reduced friction and heat generation to maintain efficiency and avoid overheating.
- Precision and Tolerance:
Consider the level of precision required for the application. Tapered roller bearings are available in different precision classes, such as ABEC (Annular Bearing Engineering Committee) grades, which impact factors like smoothness and accuracy of rotation.
- Mounting and Installation:
Assess the available space for mounting the bearing and consider the ease of installation. Bearings with adjustable clearance or preload might be advantageous for fine-tuning the bearing’s internal play.
- Temperature and Environment:
Take into account the operating temperature range and environmental conditions of the application. Extreme temperatures or corrosive environments may require specific bearing materials or coatings.
- Lubrication:
Choose an appropriate lubricant based on the application’s speed, temperature, and load conditions. Proper lubrication ensures smooth operation, reduces friction, and prolongs the bearing’s lifespan.
- Cost and Budget:
Consider the budget allocated for bearings. High-precision or specialized bearings may come at a higher cost, but their performance benefits can outweigh the initial investment over the bearing’s service life.
- Application Type:
Identify the specific industry and application in which the bearing will be used. Tapered roller bearings are employed in various sectors, including automotive, heavy machinery, aerospace, and more.
- Expected Lifespan:
Estimate the required bearing lifespan for the application. Factors such as load, speed, and maintenance practices can impact the bearing’s longevity.
- Bearing Size and Design:
Choose a bearing size that fits within the application’s space constraints while providing the necessary load capacity. The design, including the number and arrangement of rollers, can influence load distribution and performance.
- Maintenance Requirements:
Consider the maintenance schedule and accessibility for bearing inspection and replacement. Bearings in applications with limited maintenance intervals may require enhanced durability.
In conclusion, selecting a tapered roller bearing for a specific application involves assessing load requirements, speed, precision, mounting, temperature, lubrication, cost, application type, expected lifespan, bearing size, and maintenance considerations. Careful evaluation of these factors ensures that the chosen bearing meets the demands of the application while providing reliable performance and longevity.
Can you Explain the Design and Construction of Tapered Roller Bearings?
The design and construction of tapered roller bearings are characterized by their conical geometry and specific components that enable them to handle radial and axial loads simultaneously. Here’s an overview of their design and construction:
- Components:
Tapered roller bearings consist of the following components:
- Inner Ring:
The inner ring has a conical raceway on its inner surface, which matches the conical shape of the rollers. It serves as the raceway for the rollers and provides support to the rotating assembly.
- Outer Ring:
The outer ring also features a conical raceway on its inner surface that complements the shape of the rollers. The outer ring provides a rigid structure to house the entire bearing assembly.
- Tapered Rollers:
The rollers have a conical shape with varying diameters along their length. This design allows the rollers to make point contact with the inner and outer raceways, distributing loads efficiently.
- Cage:
The cage or retainer holds the rollers in position, maintaining proper spacing and preventing them from coming into contact with each other. The cage material can vary, and its design may affect factors like friction and heat generation.
- Conical Geometry:
The distinguishing feature of tapered roller bearings is their conical geometry. The conical angle is defined by the contact angle between the roller axis and the bearing axis. This angle facilitates effective load distribution and axial load support.
- Load Distribution:
The conical shape of the rollers and raceways allows tapered roller bearings to handle both radial and axial loads. Radial loads are primarily supported by the larger diameter of the rollers at the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.
- Adjustable Clearance and Preload:
Many tapered roller bearings allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s internal play, optimizing performance and minimizing friction.
- Thrust Capability:
Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.
- Applications:
Tapered roller bearings find applications in various industries, including automotive, heavy machinery, aerospace, and more. They are used in scenarios that require efficient load distribution and handling of combined loads.
In summary, tapered roller bearings are designed with conical geometry to accommodate both radial and axial loads. Their specific components, such as tapered rollers and a cage, work together to ensure effective load distribution, making them suitable for a wide range of industrial applications.
editor by CX 2024-04-30
China manufacturer Qj221 Qj222 Qj224 Qj226 Qj228 Qj230 Qj232 Qj234 Qj236 N2/M/N2ma/Ma/X1/Q1/So Angular Contact Ball Bearings supplier
Product Description
QJ221 QJ222 QJ224 QJ226 QJ228 QJ230 QJ232 QJ234 QJ236 N2/M/N2MA/MA/X1/Q1/SO Angular Contact Ball Bearings
Applications :Motor, Machinery, Electric Tools, Sports Apparatus, office equipment , Scooter Aluminum windows , shower blocks, hanging round, closet wheel, toys, Fan, car, truck,tractors and automatic machine,Textile machine, Pump, Agricultural machinery, Machine tool,window ,sliding door , other furniture and some toys.
Features:
1. Seals: Open Type, Sealed Type, Shielded Type;
2. Cage: Machined Brass Cage, Steel Cage, Plastic Cage;
3. Outer Ring: With our Without Snap Ring Groove;
4. Precision Grade: P0, P6, P5, P4;
5. Clearance Grsde: C2, C0, C3, C4, C5;
6. Vibration Grade: Z1V1, Z2V2, Z3V3.
Other models we have Angular contact ball bearing:
3 0571 306701 306702 306703 306704 306705 306706 306707 306708 306709 3068 306802 306803 306804 306805 306806 306807 306808 306809 LR5000 LR5001 LR5002 LR5003 LR5004 LR5005 LR5006 LR5007 LR5008 LFR5200 LFR5201 LFR5202 LFR5203 LFR5204 LFR5205 LFR5206 LFR5207 LFR5208 LFR5300 LFR5301 LFR5302 LFR5303 LFR5304 LFR5305 LFR5306 LFR5307 LFR5308
71800 71801 71802 71803 71804 71805 71806 71807 C/AC/B/BEP/BECBJ ACTA/P5 ACM/P5 double row angular contact ball bearing
71808 71809 71810 71811 71812 71813 71814 71815 C/AC/B/BEP/BECBJ ACTA/P5 ACM/P5 double row angular contact ball bearing
71816 71817 71818 71819 71820 71822 71824 71826 CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
71828 71830 71832 71834 71836 71838 71840BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
71900 71901 71902 71903 71904 71905 71906 71907 BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
71908 71909 71910 71911 71912 71913 71914 71915 BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
71916 71917 71918 71919 71920 71922 71924 71926 BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
71928 71930 71932 71934 71936 71938 71940 BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
7808 7809 BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
7818 7819 BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
7908 7909 BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
7918 7919 BECBJ CDT CDB CDF ACTA/P5 ACM/P5 double row angular contact ball bearing
double row angular contact ball bearing
QJ1016 QJ1017 QJ1018 QJ1019 QJ1571 QJ1571 QJ1571 QJ1571 QJ1026 QJ1571 QJ1030 QJ1032 QJ1034 QJ1036 QJ1038 QJ1040 QJ1044 QJ1048 QJ1052 QJ1056M QJ1060 QJ1064 QJ1068 QJ1072 QJ1076 QJ13176318Q/SO QJ19/150.3X3 QJF1017 QJF1018M QJF1571M QJF1026M QJF1571M QJF1030M QJF1030X1 QJF1032M QJF1032X1 QJF1034M QJF1034X1 QJF1036M QJF1038M QJF1044M QJF1048M QJF1052M QJF1056M QJF1060M QJF1930X3 QJF1936X3 QJF1940X3 QJF1944X3 QJF1956X3 QJF207 QJF208 QJF209 QJF210 QJF211 QJF212 QJF213 QJF220M QJF222M QJF228M QJF236M QJF238M QJF240M QJF29/321X2 QJF309 QJF310 QJF311 QJF312 QJF312M QJF313 QJF320M QJF324M QJF326M QJF330M QJF3936X1 QJF3938X3 QJF3940X3 QJF3944X1 QJF3948X1 QJF3952X2 QJF6/700 QJF9/560X1 QJF9/560X3 QJS/1440/HC Ql1056
| 706C, B706C SERIES | 706C B706C 707C B707C 708C B708C 709C B706C B707C B708C B709C |
| 724C SERIES | 724C 725C 726C 727C 728C 729C |
| 7000C SERIES | |
| 7048 | |
| 7200C SERIES | |
| 7300C SERIES | 7336 7340 |
| 7400C SERIES | |
| 71900 SERIES | 71900 71901 71902 71903 71904 71905 71906 71907 71908 71909 71910 71911 71912 71913 71914 71915 71916 71917 71918 71919 71920 71922 71924 71926 71928 71930 71932 71934 71936 71938 71940 |
| 3200/5200 | 3212 |
| SERIES | |
| 3300/5300 | 3306 3316 |
| QJ208 SERIES | QJ208 QJ212 QJ215 QJ219 QJ220 QJ222 QJ224 QJ226 QJ230 QJ232 QJ234 QJ236 |
| QJ307 SERIES | QJ307 QJ313 QJ314 QJ315 QJ316 QJ317 QJ318 QJ319 QJ320 QJ322 QJ324 QJ326 QJ328 |
Advantages of Angular Contact Ball Bearing:
1.Ultra clean steel to extend bearing life by up to 80%
2.Advanced grade technology
3.Quiet and smooth operation even at high speed
4.Super finished raceways
5.Offer products in 15,25 and 40 degree angles
6.Available in arrange of Polyamide, steel and brass cage assembles
FAQ
1. who are we?
We are based in ZheJiang , China, start from 2015,sell to Domestic Market(30.00%),North America(8.00%),South America(8.00%),Eastern Europe(8.00%),Northern Europe(8.00%),Western Europe(7.00%),Southern Europe(7.00%),Southeast Asia(5.00%),Mid East(5.00%),Eastern Asia(5.00%),South Asia(5.00%),Africa(4.00%). There are total about 5-10 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Ball Bearing/Roller Bearing
4. why should you buy from us not from other suppliers?
Chik has been successful cooperation with many overseas customers, leaving good reputation of credibility with a high-quality product quality. With adequate resource, strict quality control, high-quality service, and competitive price.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD;
Accepted Payment Type: T/T,L/C,PayPal,Western Union,Escrow;
Language Spoken:English
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | 25° |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How do innovations and advancements in rolling contact bearing technology impact their use?
Innovations and advancements in rolling contact bearing technology have a significant impact on their use in various industries. These advancements drive improvements in performance, reliability, efficiency, and versatility of rolling contact bearings. Here’s a detailed explanation of how innovations and advancements in rolling contact bearing technology impact their use:
- Enhanced Performance:
Innovations in rolling contact bearing technology lead to enhanced performance characteristics. Advancements in bearing design, materials, and manufacturing processes result in bearings with improved load-carrying capacity, higher speed capabilities, and increased resistance to wear and fatigue. These enhancements enable rolling contact bearings to withstand higher loads, operate at higher speeds, and provide superior performance in demanding applications. For industries that rely on bearings to support heavy loads or operate in challenging conditions, these advancements translate into improved equipment performance and reliability.
- Extended Service Life:
Advancements in rolling contact bearing technology contribute to extended service life. Innovations in bearing materials, surface treatments, and lubrication techniques help reduce friction, wear, and the risk of premature failure. Newer bearing designs and manufacturing processes ensure better distribution of loads and improved stress distribution, resulting in longer bearing life. The ability of rolling contact bearings to operate reliably for extended periods reduces maintenance requirements, downtime, and overall operating costs for industries that heavily rely on bearings.
- Increased Efficiency:
Advancements in rolling contact bearing technology lead to increased efficiency in various applications. Reduced frictional losses, improved sealing arrangements, and optimized lubrication systems contribute to lower energy consumption and higher overall system efficiency. Bearings with lower friction characteristics result in less power loss, allowing equipment to operate with higher energy efficiency. This is particularly important in industries where energy efficiency is a key consideration, such as automotive, aerospace, and wind energy.
- Expanded Application Range:
Innovations in rolling contact bearing technology enable their use in a broader range of applications. Advancements in bearing materials, coatings, and sealing arrangements enhance their resistance to extreme temperatures, corrosive environments, or other challenging operating conditions. This expands the application possibilities for rolling contact bearings in industries such as oil and gas, mining, chemical processing, and food and beverage. Additionally, advancements in bearing design allow for more compact and lightweight solutions, opening up opportunities for their use in space-constrained applications.
- Integration with Digital Technologies:
The integration of rolling contact bearings with digital technologies is another significant impact of advancements in bearing technology. Sensors and monitoring systems can be incorporated into bearings to collect real-time data on operating conditions, such as temperature, vibration, and load. This data can be used for predictive maintenance, condition monitoring, and optimizing equipment performance. The integration of bearings with digital technologies enables industries to implement proactive maintenance strategies, reduce unplanned downtime, and improve overall equipment reliability.
Overall, innovations and advancements in rolling contact bearing technology have a profound impact on their use in various industries. These advancements result in enhanced performance, extended service life, increased efficiency, expanded application range, and integration with digital technologies. As a result, industries can benefit from improved equipment reliability, reduced maintenance costs, increased productivity, and optimized operational performance.
Are there specific considerations for choosing rolling contact bearings in applications with extreme operating conditions or high precision requirements?
When selecting rolling contact bearings for applications with extreme operating conditions or high precision requirements, there are specific considerations to take into account. Here’s a detailed explanation of these considerations:
- Operating Conditions:
In applications with extreme operating conditions, such as high temperatures, high speeds, or corrosive environments, special attention must be given to the bearing’s ability to withstand these conditions. Considerations include:
- Temperature: High-temperature applications require bearings with heat-resistant materials and lubricants designed to withstand elevated temperatures without degradation. Specialized heat treatment processes may be necessary to enhance the bearing’s ability to handle thermal expansion and avoid premature failure.
- Speed: High-speed applications demand bearings that can operate at significantly higher rotational speeds without excessive friction, heat generation, or loss of precision. Factors such as cage design, lubrication, and material selection play a crucial role in achieving reliable performance at high speeds.
- Corrosion and Chemical Resistance: In corrosive environments or applications exposed to chemicals, bearings with corrosion-resistant materials, such as stainless steel or ceramic, and appropriate sealing mechanisms are essential to prevent premature failure due to chemical attack or rust formation.
- Vibration and Shock: Applications subject to high vibration or shock loads require bearings capable of withstanding these dynamic forces. Special designs, such as extra internal clearance or improved cage stability, may be necessary to ensure reliable operation under such conditions.
- Precision Requirements:
In applications with high precision requirements, such as precision instruments, machine tools, or optical equipment, specific considerations are essential to meet the desired level of accuracy and repeatability. Some key factors include:
- Tolerance and Dimensional Stability: Bearings used in high-precision applications must have strict dimensional tolerances and excellent dimensional stability to ensure precise positioning and alignment. This requires careful control during the manufacturing process and the use of high-quality materials.
- Runout and Radial Clearance: Runout, which refers to the deviation from perfect circularity, and radial clearance, which affects the internal play between the rolling elements and the raceways, must be tightly controlled to achieve the desired precision. Bearings with low runout and minimal radial clearance are preferred for high-precision applications.
- Noise and Vibration: High-precision applications often require low noise and vibration levels. Bearings with optimized designs, such as improved cage stability, precision-ground raceways, and high-quality lubrication, help minimize noise and vibrations, ensuring accurate and quiet operation.
- Lubrication: Proper lubrication is crucial for high-precision bearings to reduce friction, minimize wear, and maintain consistent performance. Lubricants with low viscosity, high stability, and excellent temperature characteristics are typically used in precision applications.
Choosing the right rolling contact bearings for applications with extreme operating conditions or high precision requirements requires careful consideration of factors such as temperature, speed, corrosion resistance, dimensional stability, and lubrication. Consulting with bearing manufacturers or experts can provide valuable guidance in selecting the most suitable bearings to meet the specific application’s demands.
How do rolling contact bearings contribute to reduced friction and improved efficiency in machinery?
Rolling contact bearings play a crucial role in reducing friction and improving the efficiency of machinery. They achieve this through several design features and operating characteristics. Here’s a detailed explanation of how rolling contact bearings contribute to reduced friction and improved efficiency:
- Rolling Motion:
Unlike sliding contact bearings, which rely on sliding friction between surfaces, rolling contact bearings utilize rolling motion between the rolling elements (balls or rollers) and the raceways. This rolling motion significantly reduces friction compared to sliding friction, resulting in lower energy losses and improved efficiency. The rolling contact between the elements and the raceways minimizes surface contact and allows smooth rotation with reduced frictional resistance.
- Lubrication:
Rolling contact bearings are typically lubricated with oils or greases to further reduce friction and wear. Lubricants form a thin film between the rolling elements and the raceways, providing a protective layer that separates the surfaces and minimizes direct metal-to-metal contact. This lubricating film reduces friction and dissipates heat generated during operation, contributing to smoother rotation and improved efficiency.
- Reduced Sliding Friction:
As mentioned earlier, rolling contact bearings rely on rolling motion rather than sliding friction. This design characteristic reduces the occurrence of sliding friction between the bearing components, resulting in lower frictional forces and decreased energy losses. The reduced sliding friction contributes to improved efficiency and can translate into energy savings in various machinery applications.
- Load Distribution:
Rolling contact bearings distribute loads more evenly compared to sliding contact bearings. The rolling elements in a bearing share the load and distribute it over a larger contact area, reducing localized stress and minimizing friction. This load distribution characteristic helps prevent excessive wear and prolongs the service life of the bearing. By maintaining efficient load distribution, rolling contact bearings contribute to improved efficiency and reliability in machinery.
- High-Speed Capability:
Rolling contact bearings are well-suited for high-speed applications due to their low friction characteristics. The rolling motion and reduced sliding friction allow these bearings to rotate at higher speeds with minimal heat generation. This high-speed capability is essential for various machinery, such as electric motors, machine tools, and automotive components, where efficient power transmission and rotational precision are critical for optimal performance and efficiency.
In summary, rolling contact bearings contribute to reduced friction and improved efficiency in machinery through their rolling motion, effective lubrication, reduced sliding friction, even load distribution, and high-speed capability. These design features and operating characteristics minimize energy losses, reduce wear, and enhance the overall performance and reliability of machinery in a wide range of industries.
editor by CX 2024-04-26
China manufacturer CZPT Deep Groove Ball Bearing for Electrical Motor, Thrust/Self-Aligning Ball/Angular Contact Ball Bearing, Spherical/Cylindrical/Tapered Roller Rolling Bearings with Hot selling
Product Description
Product Description
Angular contact ball bearings have inner and outer ring raceways that are displaced relative to each other in the direction of the bearing axis. This means that these bearings are designed to accommodate combined loads, i.e. simultaneously acting radial and axial loads.
The axial load carrying capacity of angular contact ball bearings increases as the contact angle increases. The contact angle is defined as the angle between the line joining the points of contact of the ball and the raceways in the radial plane, along which the combined load is transmitted from 1 raceway to another, and a line perpendicular to the bearing axis.
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Product Name |
5210 2RS Double Row Angular Contact Ball Bearing |
|
Type |
BALL |
|
Structure |
Angular Contact |
|
Applicable Industries |
Other, Motors, Air Conditioning |
|
Brand Name |
TTN |
|
Precision Rating |
P0 |
|
Seals Type |
2RS |
|
Number of Row |
DOUBLE ROW |
|
Model |
5210 2RS |
|
Size |
50X90X30.2 mm |
|
Bore Size |
49.992 – 50 mm |
|
Material |
Chrome steel(SUJ2/GCr15) |
|
Application |
Auto Air-Conditioner Compressor |
|
Feature |
P0 |
|
Grease |
N |
|
Packing |
10PCS/Tube |
|
MOQ |
100 Pcs |
MAIN PRODUCTS
Tapered roller bearings, cylindrical roller bearings, ball bearings, self-aligning roller bearings, base bearings, car hub bearings,
truck hub bearings and other products, We can customize the bearing according to the drawings or samples provided by the customer
Application
Grain machinery, textile machinery, washing machinery, engineering machinery, industrial deceleration
machinery,woodworking machinery, papermaking machinery, mining machinery, coal mining machinery, lifting machinery,
construction machinery, large transportation equipment,
chemical machinery, petroleum machinery, metallurgical industry, large steel mills, cement plants,energy industry, automobiles,
trucks, etc.
Packaging & Shipping
STHangZhouRD PACKAGING:
Plastic bag + single box + carton + tray;
Industrial packaging + carton + pallet;
We also can According to your requirements change.
Company Profile
HangZhou CZPT Trading Co., Ltd. was founded in August 2014. It is a bearing manufacturer integrating research, development, and sale of bearings, with a floor area of 18,000 square meters and a plant area of 4,800 square meters. The company has a state-level enterprise technology center and a number of provincial high-tech enterprises with strong technical strength. our company was honored as a competitive brand in the market.
Equipped with modern production equipment and advanced detection instruments, the company especially produces Bearings including 3 varieties of spherical roller bearings, namely cylindrical roller bearings, tapered roller bearings and thrust
spherical roller bearings, Automobile Hub Bearing, to replace imported high-end products.
With the precision of grade P0, grade P6 P5 P4, we bearings are widely used in complete products in metallurgical, mining, petroleum, chemical, coal, cement, papermaking, wind power, heavy machinery, engineering machinery, and port machinery industries. With self-run import & export rights, we sell our products across China and in tens of other countries and areas such
as the United States, Canada, Italy, Russia, Germany, and South Africa.
We would like to serve customers around the world with our reliable products, reasonable prices, and attentive service. The leading products of the company cover 3 main categories which include more than 3,000 types of bearing products.
FAQ
1.What is your Before-sales Service?
Offer to bear related consultation about technology and application;
Help customers with bearing choice, clearance configuration, products’ life and reliability analysis;
Offer highly cost-effective and complete solution program according to site conditions;
Offer localized program on introduced equipment to save running cost
2.What is your latest delivery time?
If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, it is 15-20 days, which is based
on the quantity.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required
by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
30% deposit,balance payment before delivery.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| OEM: | Available |
|---|---|
| Contact Angle: | 25° |
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What is the impact of proper lubrication and maintenance on the performance and lifespan of rolling contact bearings?
Proper lubrication and maintenance have a significant impact on the performance and lifespan of rolling contact bearings. Adequate lubrication ensures smooth operation, reduces friction, prevents wear, and extends the service life of the bearings. Here’s a detailed explanation of the impact of proper lubrication and maintenance on rolling contact bearings:
- Reduced Friction and Wear:
Proper lubrication forms a thin film of lubricant between the rolling elements and the raceways of the bearing. This lubricating film reduces friction and wear by minimizing direct metal-to-metal contact. It prevents the surfaces from rubbing against each other, reducing frictional forces and minimizing wear on the bearing components. Reduced friction and wear contribute to smoother operation, improved efficiency, and increased bearing lifespan.
- Heat Dissipation:
Lubrication in rolling contact bearings helps dissipate heat generated during operation. The lubricant absorbs and carries away heat from the bearing, preventing excessive temperature rise. Adequate heat dissipation is crucial for maintaining proper operating conditions and preventing thermal damage to the bearing components. Proper lubrication ensures efficient heat transfer, which in turn contributes to the overall performance and durability of the bearing.
- Protection Against Corrosion and Contamination:
Lubrication acts as a protective barrier, preventing corrosion and contamination of rolling contact bearings. The lubricant creates a barrier that shields the bearing surfaces from moisture, dust, dirt, and other contaminants that can lead to corrosion and premature wear. By providing a protective layer, proper lubrication helps maintain the integrity of the bearing components and extends their lifespan.
- Load Distribution:
Proper lubrication ensures effective load distribution within rolling contact bearings. The lubricant helps distribute the applied loads evenly across the rolling elements and the raceways, minimizing stress concentrations and preventing premature fatigue failure. By promoting even load distribution, lubrication enhances the load-carrying capacity and longevity of the bearing.
- Prevention of Excessive Clearance:
Over time, rolling contact bearings may experience wear, which can result in increased clearance between the rolling elements and the raceways. Proper lubrication helps reduce this clearance by filling the gaps and providing a cushioning effect. By minimizing excessive clearance, lubrication maintains the proper functioning and performance of the bearing, preventing issues such as vibration, noise, and reduced load-carrying capacity.
- Maintenance and Inspection:
Regular maintenance and inspection are essential for optimizing the performance and lifespan of rolling contact bearings. Maintenance activities may include lubricant replenishment, cleaning, and periodic replacement of worn-out bearings. Regular inspections allow for the early detection of any signs of damage, excessive wear, or inadequate lubrication. Timely maintenance and inspections help identify and address potential issues before they escalate, ensuring the continued reliability and longevity of the bearings.
In conclusion, proper lubrication and maintenance significantly impact the performance and lifespan of rolling contact bearings. Adequate lubrication reduces friction, prevents wear, dissipates heat, and protects against corrosion and contamination. It promotes even load distribution and helps maintain the proper functioning of the bearing. Regular maintenance and inspections further ensure optimal performance and allow for timely intervention to address any potential issues. By following proper lubrication practices and conducting regular maintenance, the service life of rolling contact bearings can be extended, leading to improved efficiency, reduced downtime, and cost savings in various applications.
Can you provide guidance on the selection and sizing of rolling contact bearings for specific applications?
Yes, I can provide guidance on the selection and sizing of rolling contact bearings for specific applications. Choosing the right rolling contact bearings involves considering various factors such as load requirements, operating conditions, speed, and environmental factors. Here’s a detailed explanation of the steps involved in selecting and sizing rolling contact bearings:
- Identify Application Requirements:
Start by identifying the specific requirements of your application. Consider factors such as the type and magnitude of the loads the bearing will be subjected to, the operating speed, and any special environmental conditions like temperature, moisture, or exposure to corrosive substances. Understanding these requirements is crucial as it forms the basis for selecting the appropriate rolling contact bearing.
- Analyze Load Conditions:
Next, analyze the load conditions acting on the bearing. Determine if the load is radial, axial, or a combination of both. Consider factors such as the magnitude, direction, and frequency of the load. This analysis helps in determining the appropriate bearing type, such as deep groove ball bearings, angular contact ball bearings, cylindrical roller bearings, or tapered roller bearings, that can handle the specific load conditions effectively.
- Calculate Equivalent Load:
Calculate the equivalent load acting on the bearing. In cases where the load acting on the bearing is a combination of radial and axial loads, it is necessary to calculate the equivalent load. The equivalent load accounts for the differing effects of radial and axial loads on the bearing and helps in determining the required bearing size and capacity.
- Consider Speed and Operating Conditions:
Take into account the speed at which the bearing will operate and the specific operating conditions. Higher speeds may require bearings with special design features or materials to handle the increased centrifugal forces and temperature rise. Consider factors such as lubrication requirements, temperature limits, and any special considerations for factors like shock loads, vibrations, or misalignment. These factors influence the selection of appropriate bearing types and configurations.
- Consult Bearing Manufacturer’s Catalogs:
Refer to the catalogs or technical specifications provided by bearing manufacturers. These catalogs contain detailed information about various bearing types, sizes, load ratings, and performance characteristics. Use the information provided to narrow down the options based on your application requirements and load calculations.
- Verify Bearing Life:
Check the calculated bearing life to ensure it meets the required operational lifespan of your application. Bearing manufacturers provide life calculation formulas based on industry standards such as ISO or ABMA. These formulas take into account factors like load, speed, and reliability requirements to estimate the expected bearing life. Verify that the selected bearing will provide the desired operational lifespan under the given operating conditions.
- Consider Mounting and Dismounting:
Lastly, consider the ease of mounting and dismounting the bearing in your specific application. Evaluate factors such as the bearing’s fit tolerance, the required clearance or preload, and any special mounting or dismounting procedures. Ensure that the selected bearing can be easily installed and maintained in your application.
It is important to note that the selection and sizing of rolling contact bearings can be complex, and it is advisable to seek the assistance of bearing manufacturers, engineers, or experts in the field to ensure the optimal selection for your specific application.
How do rolling contact bearings differ from other types of bearings like plain bearings?
Rolling contact bearings and plain bearings are two different types of bearings used in mechanical systems, and they differ in their design, operation, and characteristics. Here’s a detailed explanation of the differences between rolling contact bearings and plain bearings:
- Design and Construction:
Rolling contact bearings, as the name suggests, utilize rolling elements (such as balls or rollers) to facilitate smooth motion between the rotating or moving parts. They consist of an inner ring, an outer ring, rolling elements, and a cage or retainer that keeps the rolling elements in position. The rolling elements roll between the raceways of the inner and outer rings, reducing friction and enabling relative motion.
Plain bearings, on the other hand, rely on a sliding interface between the bearing surfaces. They typically consist of two surfaces: a stationary bearing surface and a moving surface. The stationary surface is often a metal shell or housing, while the moving surface is a separate bearing material, such as a low-friction metal or polymer. The two surfaces slide against each other, with a lubricating film separating them to minimize friction.
- Friction and Efficiency:
One of the key differences between rolling contact bearings and plain bearings is the amount of friction generated during operation. Rolling contact bearings have lower friction compared to plain bearings. The rolling elements in rolling contact bearings reduce the contact area and allow for rolling motion, resulting in reduced friction and improved efficiency. In contrast, plain bearings rely on sliding motion, which generates more friction and can lead to higher energy losses.
- Load Capacity and Performance:
Rolling contact bearings are typically designed to handle higher loads and provide better load distribution compared to plain bearings. The rolling elements in rolling contact bearings distribute the loads across their contact surfaces, reducing stress concentrations and enabling the bearings to support heavier loads. This makes rolling contact bearings suitable for applications with higher load requirements, such as heavy machinery and industrial equipment.
Plain bearings, while generally having lower load capacities, offer advantages in applications that require self-lubrication or the ability to operate in harsh environments. The sliding motion in plain bearings helps distribute lubrication evenly across the bearing surfaces, reducing the need for external lubrication systems. Additionally, plain bearings can better tolerate contaminants, such as dirt or debris, which can cause problems in rolling contact bearings.
- Maintenance and Service Life:
Rolling contact bearings typically require less maintenance compared to plain bearings. Rolling contact bearings are designed with pre-defined lubrication systems, and periodic lubrication or inspection is usually sufficient to ensure their proper operation. Plain bearings, on the other hand, may require regular lubrication or replacement of the bearing material to maintain optimal performance.
In terms of service life, rolling contact bearings often have a longer service life compared to plain bearings. The rolling motion and reduced friction in rolling contact bearings result in less wear and longer operational durability. Plain bearings, due to the sliding motion, may experience more wear over time, especially in high-load or high-speed applications.
- Application and Usage:
Rolling contact bearings and plain bearings find their applications in different scenarios. Rolling contact bearings are commonly used in applications that require high-speed rotation, precise motion control, and heavy load-carrying capacity. They are found in various industries, including automotive, aerospace, industrial machinery, and more.
Plain bearings, on the other hand, are often utilized in situations where self-lubrication, resistance to contaminants, or low-speed and oscillating motion are required. They are commonly found in applications such as engines, pumps, turbines, and construction equipment.
In summary, rolling contact bearings and plain bearings differ in their design, operation, friction characteristics, load-carrying capacity, maintenance requirements, and applications. Rolling contact bearings utilize rolling elements for reduced friction, higher load capacity, and efficient motion, making them suitable for high-speed and heavy-load applications. Plain bearings rely on sliding surfaces, offer self-lubrication advantages, and are often used in low-speed or oscillating motion scenarios.
editor by CX 2024-04-19
China manufacturer Advance Auto Angular Contact Ball Bearings 30*72*19mm (7306) double row ball bearing
Product Description
Excavator Spare Parts Excavator Parts 7306 angular contact thrust bearing with high precision
Description:
Angular contact ball bearings are designed for combination radial and axial loading. Single-row bearings
have high thrust capacity in 1 direction. Some single-row bearings are specifically designed for duplex
mounting in sets for maximum performance. Double-row Conrad bearings can accommodate thrust in
both directions.
Specifications
| Double row Angular contact Ball Bearing | |
| Model Number | 7306 |
| Structure | Angular Contact |
| Type | Ball |
| Brand Name | CHIK |
| Dimension | mm |
| Net weight | kg |
| Seals Type | Z, ZZ, RS, 2RZ, 2RS |
| Number of Row | Single Row/Double Row |
| Place of Origin | Janpan |
| Material | Chrome steel, Stainless steel |
| Cage | Brass, Steel, Nylon |
| Vibration Level | V1, V2, V3 |
| Clearance | C0, C1, C2, C3, C4, C5 etc. |
| Precision Rating | P0, P6, P5, P4, P2 |
| Hardness | 59-63HRC |
| Service | OEM or original brand |
| Sample available | Yes |
| Manufacturer | Yes |
| Quality guaranteed | Yes |
| Certificate | ISO9001:2008, ISO/TS16949 |
| Application/Function | Automotive, Truck, Tractors, Construction machinery, Electric Tools, Sports Apparatus, Office equipment, Medical devices |
| Other Service | Design service, Buyer label service |
| Packaging Details | Industrial Packing, Individual Boxed Packing, or OEM |
| Delivery Detail | 2-7 days after receiving the payments or deposit |
Good quality single row angular contact ball bearing mini tractor bearing
Angular contact ball bearing:
| QJF1018M | 116118H | 90 | 140 | 24 |
| QJF1571M | – | 100 | 150 | 24 |
| QJF1026M | 116126H | 130 | 200 | 33 |
| QJF1571M | 116128H | 140 | 210 | 33 |
| QJF1030M | 116130H | 150 | 225 | 35 |
| QJF1032M | 116132H | 160 | 240 | 38 |
| QJF1034M | 116134H | 170 | 260 | 42 |
| QJF1036M | 116316 | 180 | 280 | 46 |
| QJF1038M | 116138H | 190 | 290 | 46 |
| QJF1044M | 116144H | 220 | 340 | 50 |
| QJF1048M | 116148H | 240 | 360 | 56 |
| QJF1052M | 116152H | 260 | 400 | 65 |
| QJF1056M | 116156H | 280 | 420 | 65 |
| QJF1060M | 116160H | 300 | 460 | 74 |
| QJF220M | 116220 | 100 | 180 | 34 |
| QJF222M | 116222H | 110 | 200 | 38 |
| QJF228M | 116228H | 140 | 250 | 42 |
| QJF236M | 116236H | 180 | 320 | 52 |
| QJF238M | 116238H | 190 | 340 | 55 |
| QJF240M | 116240H | 200 | 360 | 58 |
| QJF312M | 116312H | 60 | 130 | 31 |
| QJF320M | 116320H | 100 | 215 | 47 |
| QJF324M | 116324H | 120 | 260 | 55 |
| QJF326M | 116326H | 130 | 280 | 58 |
| QJF330M | 116330H | 150 | 320 | 65 |
| QJF1030X1 | – | 150 | 224.5 | 35 |
| QJF1032X1 | – | 160 | 239.5 | 38 |
| QJF1034X1 | – | 170 | 259.5 | 42 |
| QJF3936X1 | – | 180 | 259.5 | 52 |
| QJF3938X3 | – | 190 | 289.5 | 46 |
| QJF3940X3 | 116740H | 200 | 289.5 | 58 |
| QJF3944X1 | – | 220 | 309.5 | 60 |
| QJF3948X1 | 116948 | 240 | 329.5 | 60 |
| QJF3952X2 | – | 260 | 369.5 | 60 |
| QJF29/321X2 | – | 320 | 440 | 65 |
| QJF0/530X2 | – | 530 | 780 | 60 |
| QJF9/560X3 | 1167/560 | 560 | 720 | 36 |
| QJF6/700 | – | 700 | 900 | 36 |
| QJF9/560X1 | 1168/560 | 560 | 780 | 60 |
| QJF1930X3 | – | 150 | 225 | 35 |
| QJF1936X3 | – | 180 | 249.5 | 33 |
| QJF1940X3 | – | 200 | 280 | 51 |
| QJF1944X3 | – | 220 | 300 | 60 |
| QJF1956X3 | – | 280 | 375 | 65 |
Other deep groove ball bearing models NO. for your reference:
| Bearing No. | Dimensions(mm) | ( KN) | Weight | |||||
| New Model | ZZ | 2RS | d | D | B | Cr | Cor | Mass(kg) |
| 3200A | 3200zz | 32002RS | 10 | 30 | 14.3 | 7 | 3.8 | 0.049 |
| 3201A | 3201zz | 32012RS | 12 | 32 | 15 9 | 9 2 | 5 1 | 0.057 |
| 3202A | 3202zz | 32571RS | 15 | 35 | 15.9 | 10 | 6.1 | 0.064 |
| 3203A | 3203zz | 32032RS | 17 | 40 | 17.5 | 12 8 | 7 9 | 0 096 |
| 3204A | 3204zz | 32042RS | 20 | 47 | 20.6 | 19 | 12.1 | 0.153 |
| 3205A | 3205zz | 32052RS | 25 | 52 | 20.6 | 20.6 | 14 3 | 0 175 |
| 3206A | 3206zz | 32062RS | 30 | 62 | 23.8 | 28.6 | 20.4 | 0.286 |
| 3207A | 3207zz | 32072RS | 35 | 72 | 27 | 38 | 27.8 | 0.436 |
| 3208A | 3208zz | 32082RS | 40 | 80 | 30.2 | 42.5 | 32.5 | 0.59 |
| 3209A | 3209zz | 32092RS | 45 | 85 | 30.2 | 48 0 | 37 | 0.64 |
| 3210A | 3210u | 32102RS | 50 | 90 | 30.2 | 51 | 42.O | 0.689 |
| 3211A | 3211zz | 32112RS | 55 | 100 | 33.3 | 63 0 | 53 | 0 986 |
| 3212A | 3212zz | 32122RS | 60 | 110 | 36.5 | 71.5 | 58.5 | 1.27 |
| 3213A | 3213zz | 32132RS | 65 | 120 | 38 1 | 83.5 | 72.5 | 1.57 |
| 3214A | 3214zz | 32142RS | 70 | 125 | 39.7 | 87.5 | 79.5 | 1.8 |
| 3215A | 3215zz | 32152RS | 75 | 130 | 41.3 | 90 | 80.5 | 1 900 |
| 3216A | 3216zz | 32162RS | 80 | 140 | 44.4 | 106 | 95.5 | 2.39 |
| 3217A | 3217zz | 32172RS | 85 | 150 | 49.2 | 112 | 106 | 3.06 |
| 3218A | 3218zz | 32182RS | 90 | 160 | 52.4 | 140 | 129 | 3.73 |
| 3219A | 3219zz | 32192RS | 95 | 170 | 55 6 | 163 | 184 | 5 100 |
| 3220A | 3220zz | 32202RS | 100 | 180 | 60.3 | 210 | 240 | 6.14 |
| 3300A | 3300zz | 33002RS | 10 | 35 | 19 | 9.2 | 5.1 | 0.092 |
| 3301A | 3301zz | 33012RS | 12 | 37 | 19 | 10 | 6.1 | 0.109 |
| 3302A | 3302zz | 33571RS | 15 | 42 | 19 | 12 8 | 7.9 | 0.132 |
| 3303A | 3303zz | 33032RS | 17 | 47 | 22.2 | 20.4 | 12.1 | 0.181 |
| 3304A | 3304zz | 33042RS | 20 | 52 | 22 2 | 20.6 | 127 | 227 |
| 3305A | 3305zz | 33052RS | 25 | 62 | 25.4 | 30.5 | 20.5 | 0.362 |
| 3306A | 3306zz | 33062RS | 30 | 72 | 302 | 39.5 | 27.5 | 0 553 |
| 3307A | 3307zz | 33072RS | 35 | 80 | 34.9 | 49.5 | 35.O | 0.766 |
| 3308A | 3308zz | 33082RS | 40 | 90 | 36.5 | 60 5 | 44 | 1.01 |
| 3309A | 3309zz | 33092RS | 45 | 100 | 39.7 | 72.5 | 54 | 1.34 |
| 3310A | 3310zz | 33102RS | 50 | 110 | 44.4 | 85.5 | 64.5 | 1.81 |
| 3311A | 3311zz | 33112RS | 55 | 120 | 49.2 | 106 | 82 | 2.32 |
| 3312A | 3312zz | 33122RS | 60 | 130 | 54 | 122 | 95.5 | 3.05 |
| 3313A | 3313zz | 33132RS | 65 | 140 | 58.7 | 138 | 109 | 3,960 |
| 3314A | 3314zz | 33142RS | 70 | 150 | 63.5 | 155 | 125 | 4.74 |
| 3315A | 3315zz | 33152RS | 75 | 160 | 68.3 | 168 | 141 | 5.65 |
| 3316A | 3316zz | 33162RS | 80 | 170 | 68.3 | 175 | 151 | 7.21 |
| 3317A | 3317zz | 33172RS | 85 | 180 | 73 | 196 | 240 | 8.3 |
| 3318A | 3318zz | 33182RS | 90 | 190 | 73 | 225 | 266 | 9 01 |
Advantages of Angular Contact Ball Bearing:
1.Ultra clean steel to extend bearing life by up to 80%
2.Advanced grade technology
3.Quiet and smooth operation even at high speed
4.Super finished raceways
5.Offer products in 15,25 and 40 degree angles
6.Available in arrange of Polyamide, steel and brass cage assembles
High Quality, Competitive Price, Reliable Service, On-Time Delivery !Trieternal Can Be Your Thrusted Partner in Bearing Field !!!!
FAQ
Q1:How about your technical support of bearings?
1).Our bearings are produced in modern facilities using state of the art manufacturing techniques.
Q2:How about the quality of bearings?
2).Quality emphasis in all production processes coupled with 100% inspection for critical performance characteristics ensure product consistency.
Q3:What kinds of bearings you can manufacture?
3).We produces standard and custom ball bearings,roller bearings.We also produce custom bearings designed for your special needs.
Packaging & Shipping
Packaging:
1. Industrial packaging: plastic bag/plastic tube + kraft paper + carton + plywood pallets
2. Commercial packing: 1pc/plastic bag + color box + carton + plywood pallets
3. As the clients’ requirement
Shipping:
DHL, FEDEX, TNT,ARAMEX, By SEA ,By AIR
Photos of High speed Angular Contact Ball Bearing 7001 Bearing
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | 25° |
|---|---|
| Aligning: | Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Double |
| Load Direction: | Radial Bearing |
| Material: | Bearing Steel |
| Samples: |
US$ 2/Set
1 Set(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can rolling contact bearings be customized or modified to meet specific industrial requirements?
Yes, rolling contact bearings can be customized or modified to meet specific industrial requirements. Bearing manufacturers offer a range of customization options to tailor bearings to unique application needs. These customizations can include modifications in design, materials, dimensions, and performance characteristics. Here’s a detailed explanation of the customization possibilities for rolling contact bearings:
- Design Modifications:
Bearing manufacturers can modify the design of rolling contact bearings to suit specific industrial requirements. This can involve altering the internal geometry, such as ball or roller profiles, cage design, or the number and arrangement of rolling elements. Design modifications aim to optimize the bearing’s load-carrying capacity, speed capability, or resistance to specific operating conditions. By customizing the design, manufacturers can address unique challenges and enhance the performance of rolling contact bearings in specific applications.
- Material Selection:
Rolling contact bearings can be customized by choosing specific materials for their components. Material selection depends on factors such as load requirements, operating temperatures, corrosion resistance, and lubrication conditions. Bearing manufacturers offer a variety of materials for various components, including bearing rings, rolling elements, cages, and seals. For example, high-temperature applications may require bearing rings made of heat-resistant steel or ceramic rolling elements to withstand the elevated temperatures. By selecting appropriate materials, rolling contact bearings can be customized to optimize their performance and reliability in specific industrial environments.
- Dimensional Modifications:
Bearing dimensions can be customized to meet specific industrial requirements. This may involve adjusting the inner and outer ring diameters, bore and outer diameter tolerances, or overall bearing width. Dimensional modifications are particularly useful when retrofitting bearings into existing equipment with unique space constraints. Customized dimensional changes ensure proper fitment and compatibility with the surrounding components, enabling seamless integration of rolling contact bearings into the target application.
- Sealing and Lubrication:
Sealing arrangements and lubrication options can be customized for rolling contact bearings. The choice of seals and lubricants depends on the desired level of contamination protection, operating temperatures, and specific requirements of the application. Customized sealing arrangements can include various types of seals, such as contact seals, non-contact seals, or specialized labyrinth seals, to prevent the ingress of contaminants and retain lubrication. Lubrication customization can involve selecting different types of lubricants, additives, or applying specific lubrication methods to optimize the bearing’s performance and extend its service life in specific industrial settings.
- Specialized Coatings and Surface Treatments:
To enhance the performance and durability of rolling contact bearings, manufacturers offer specialized coatings and surface treatments. These modifications can include applying corrosion-resistant coatings, low-friction coatings, or protective surface treatments to improve wear resistance or reduce frictional losses. Specialized coatings and surface treatments can be customized to specific industrial requirements, providing enhanced performance, longer service life, and improved reliability in challenging operating conditions.
Customization options for rolling contact bearings ensure that they can be tailored to meet the specific needs of various industries and applications. By collaborating with bearing manufacturers and providing detailed application requirements, industrial users can benefit from customized bearings that offer optimized performance, increased reliability, and extended service life in their specific operating environments.
Are there specific considerations for choosing rolling contact bearings in applications with extreme operating conditions or high precision requirements?
When selecting rolling contact bearings for applications with extreme operating conditions or high precision requirements, there are specific considerations to take into account. Here’s a detailed explanation of these considerations:
- Operating Conditions:
In applications with extreme operating conditions, such as high temperatures, high speeds, or corrosive environments, special attention must be given to the bearing’s ability to withstand these conditions. Considerations include:
- Temperature: High-temperature applications require bearings with heat-resistant materials and lubricants designed to withstand elevated temperatures without degradation. Specialized heat treatment processes may be necessary to enhance the bearing’s ability to handle thermal expansion and avoid premature failure.
- Speed: High-speed applications demand bearings that can operate at significantly higher rotational speeds without excessive friction, heat generation, or loss of precision. Factors such as cage design, lubrication, and material selection play a crucial role in achieving reliable performance at high speeds.
- Corrosion and Chemical Resistance: In corrosive environments or applications exposed to chemicals, bearings with corrosion-resistant materials, such as stainless steel or ceramic, and appropriate sealing mechanisms are essential to prevent premature failure due to chemical attack or rust formation.
- Vibration and Shock: Applications subject to high vibration or shock loads require bearings capable of withstanding these dynamic forces. Special designs, such as extra internal clearance or improved cage stability, may be necessary to ensure reliable operation under such conditions.
- Precision Requirements:
In applications with high precision requirements, such as precision instruments, machine tools, or optical equipment, specific considerations are essential to meet the desired level of accuracy and repeatability. Some key factors include:
- Tolerance and Dimensional Stability: Bearings used in high-precision applications must have strict dimensional tolerances and excellent dimensional stability to ensure precise positioning and alignment. This requires careful control during the manufacturing process and the use of high-quality materials.
- Runout and Radial Clearance: Runout, which refers to the deviation from perfect circularity, and radial clearance, which affects the internal play between the rolling elements and the raceways, must be tightly controlled to achieve the desired precision. Bearings with low runout and minimal radial clearance are preferred for high-precision applications.
- Noise and Vibration: High-precision applications often require low noise and vibration levels. Bearings with optimized designs, such as improved cage stability, precision-ground raceways, and high-quality lubrication, help minimize noise and vibrations, ensuring accurate and quiet operation.
- Lubrication: Proper lubrication is crucial for high-precision bearings to reduce friction, minimize wear, and maintain consistent performance. Lubricants with low viscosity, high stability, and excellent temperature characteristics are typically used in precision applications.
Choosing the right rolling contact bearings for applications with extreme operating conditions or high precision requirements requires careful consideration of factors such as temperature, speed, corrosion resistance, dimensional stability, and lubrication. Consulting with bearing manufacturers or experts can provide valuable guidance in selecting the most suitable bearings to meet the specific application’s demands.
What are rolling contact bearings, and how are they utilized in mechanical systems?
Rolling contact bearings are mechanical components used to facilitate smooth and efficient motion between two or more parts in a mechanical system. They utilize rolling elements, such as balls or rollers, to minimize friction and enable relative motion between the rotating or moving parts. Here’s a detailed explanation of rolling contact bearings and their utilization in mechanical systems:
- Definition and Construction:
Rolling contact bearings consist of an inner ring, an outer ring, rolling elements (balls or rollers), and a cage or retainer that holds the rolling elements in position. The inner and outer rings have raceways, which are carefully machined surfaces that guide the rolling elements. The rolling elements roll between the raceways, reducing friction and enabling smooth rotation or linear motion.
- Types of Rolling Contact Bearings:
There are various types of rolling contact bearings, including:
- Ball Bearings: These bearings use spherical balls as rolling elements and are suitable for applications with light to moderate loads and high-speed requirements. Ball bearings are commonly used in motors, fans, household appliances, and automotive applications.
- Roller Bearings: Roller bearings use cylindrical or tapered rollers as rolling elements. They can handle higher loads and provide better shock absorption than ball bearings. Roller bearings are often found in heavy machinery, construction equipment, and industrial applications.
- Needle Bearings: Needle bearings are a type of roller bearing with long, thin rollers. They have a high load capacity and are used in applications where space is limited and high radial load support is required.
- Thrust Bearings: Thrust bearings are designed to support axial loads and allow for rotational or linear motion in the axial direction. They are commonly used in automotive transmissions, machine tools, and thrust applications.
- Tapered Roller Bearings: Tapered roller bearings have conical rollers and are designed to handle both radial and axial loads. They are commonly used in wheel bearings, gearboxes, and heavy-duty applications.
- Utilization in Mechanical Systems:
Rolling contact bearings are utilized in various mechanical systems for several reasons:
- Reduced Friction: By utilizing rolling elements, rolling contact bearings minimize friction compared to sliding contact bearings. This reduces energy losses, heat generation, and wear, resulting in improved efficiency and extended service life of the mechanical system.
- Smooth Motion: Rolling contact bearings enable smooth and controlled motion between components. They allow for low-friction rotation or linear movement, providing precise and reliable operation in a wide range of applications.
- Load Distribution: Rolling contact bearings distribute loads evenly across their contact surfaces, reducing stress concentrations and preventing premature wear or failure. This enables mechanical systems to handle various loads and forces without compromising performance.
- Positional Accuracy: Rolling contact bearings help maintain accurate positioning of components in mechanical systems, ensuring alignment and reducing the risk of misalignment-related issues. This is crucial in precision machinery, robotics, and other applications where positional accuracy is essential.
- Versatility: Rolling contact bearings are available in different sizes, configurations, and materials to suit a wide range of applications. They can accommodate different load capacities, speeds, and environmental conditions, making them adaptable and versatile in various mechanical systems.
In summary, rolling contact bearings are essential components in mechanical systems. They utilize rolling elements to minimize friction, enable smooth motion, distribute loads, and provide positional accuracy. By utilizing rolling contact bearings, mechanical systems can achieve efficient and reliable operation in a wide range of applications, from small appliances to heavy machinery and industrial equipment.
editor by CX 2024-04-17
China factory China Manufacturer Radial Thrust Self-Aligning Deep Groove Angular Contact Insert Ball Bearings Units Cylindrical Tapered Spherical Needle Roller Bearings bearing bronze
Product Description
PRODUCT PICTURES
RELATED PRODUCTS
OUR SERVICES
We can provide manufacturing capabilities and services of regular bearings for you, or customized non-standard bearings as you required.
BEARING:
— Dimensions
— Material
— Tolerance standard
APPEARANCE:
— Logo (Laser Marking)
— Package Design
40+ YEARS EXPERIENCE
CONTINUOUS AND STABLE DELIVERY OF PRODUCTS.
With over 40 years experience of the bearing manufacturing, we know how to make good bearings with less cost consistently and efficiently.
We use advanced CNC turning, grinding, and superfinishing machines to ensure high, stable, and accurate machining. All of your goods, from the most economical category, to the highest rated category, will always be manufactured precisely to the standards you require.
OWN HEAT TREATMENT
CONTROALLABLE COST AND QUALITY.
Heat treatment is 1 of the crucial processes to ensure high performance of bearing materials. Compared with other manufacturers, we can produce higher quality bearings at smaller cost, with a more flexible and controllable production schedule, and in a shorter time.
We have 6 heat treatment production lines.
Bearings are heated uniformly, with small deformation and little/no oxidized decarburization, which can make them have high hardness, high fatigue resistance, good wear resistance, dimensional stability, and excellent mechanical strength.
OUTSTXIHU (WEST LAKE) DIS. QUALITY
LOW NOISE, LOW FRICTION AND LONG LIFE.
All our products are characterized by low noise, low friction and long life. This is due to our attention to the roundness, waviness and surface roughness of bearing raceway.
Our products fully meets the requirements of national and international standards according to the testing result of roughness, roundness, hardness, vibration noise, vibration velocity.
PACKING
PACKAGING THAT HELPS SELL.
1, Inner package
Corrosion and Dust Proof PE plastic film / bag packing + Tube packing, or Wrapping tape for larger bearings.
2, Corrugated Individual Box
Our attractive sales-helpful “3-JOYS” package, or as the design of your package.
3, Outer package
Corrugated carton + Wooden pallet
MODERN WELL-ORGANIZED WAREHOUSE
· Constant temperature (20°C) and humidity (RH 52%) warehouse
· Hundreds of models on hand, short delivery time.
HONOR & SYSTEM CERTIFICATES
EXHIBITION
SAMPLES POLICY
FREE SAMPLES AND SHIPPING
We are happy to send you free samples of our bearings for field testing. All transportation costs will be paid by us.
Please note: Depending on the model and value of samples, this policy may not apply!
Please contact our sales staff for details.
TRANSPORTATION
FASTEST DELIVERY TO CUSTOMERS
CUSTOMERS FEEDBACK
PAYMENT TERMS
To facilitate your payment, we offer a variety of options!
FAQ
1, About the lead time.
This depends on several factors, like Is the production schedule tight? Is there a corresponding model in stock, and is there enough of this model in stock? How many pcs of that model would be ordered?
Simply speaking, based on a 20′ GP container load:
| If the model your Preferred is | Sufficient stock | Lead Time |
| Regular models | YES | Within 7 days |
| Regular models | NO | Within 30 days |
| Non-regular model | NO | About 50 days |
For accurate estimate, please contact with our sale stuff. Thanks.
2, Minimum order quantity.
Even just ONE piece of bearing is ok for us.
3, If you don’t know which model is the right choice…
We would like to give you some advise if you like, according to the real situation and demand of your local market. Our purpose is to help you to get proper and right models for your customers, so that you would make a better sales and income finally.
4, Factory Inspection
We surely would welcome you or your representatives to come to our plants or working offices to take a good look and chat with our hardworking CZPT employees. Ask our sales stuff and she/he will arrange that for you.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | 25° |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseperated/Seperated |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
What Advantages do Tapered Roller Bearings Offer Compared to Other Bearing Types?
Tapered roller bearings offer several advantages that make them a preferred choice in various applications compared to other bearing types. These advantages stem from their unique design and capabilities. Here’s a look at the benefits of tapered roller bearings:
- High Load-Carrying Capacity:
Tapered roller bearings can handle both radial and axial loads simultaneously, making them suitable for applications with combined loads. Their conical geometry allows for effective load distribution, enabling them to support heavy loads without premature wear.
- Efficient Axial Load Handling:
Tapered roller bearings excel at managing axial (thrust) loads in one direction. This capability is crucial in applications where axial loads are present, such as automotive transmissions or industrial machinery.
- Reduced Friction and Heat Generation:
The conical shape of the rollers and the matching raceways result in point contact, reducing friction and minimizing heat generation. This efficiency contributes to improved overall performance and energy savings.
- Adjustable Clearance and Preload:
Tapered roller bearings often allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s play, optimizing performance and extending the bearing’s lifespan.
- High Precision:
Tapered roller bearings are available in various precision classes to meet different application requirements. Their precision makes them suitable for applications demanding accurate motion control and positioning.
- Versatility:
Tapered roller bearings are used in a wide range of industries and applications, from automotive and heavy machinery to aerospace and industrial equipment. Their ability to handle diverse loads and conditions contributes to their versatility.
- Durability:
Tapered roller bearings are designed to withstand shocks and impacts, making them suitable for applications with dynamic loads or vibrations. Their robust construction contributes to their overall durability.
- High-Speed Capability:
Tapered roller bearings can operate at high speeds due to their efficient contact geometry and reduced friction. This makes them suitable for applications requiring rapid rotation.
- Cost-Effectiveness:
While the initial cost may vary, tapered roller bearings are often cost-effective due to their long service life and ability to handle heavy loads. Their durability can lead to reduced maintenance and replacement costs over time.
- Compatibility with Combined Loads:
Tapered roller bearings are well-suited for applications where radial and axial loads occur simultaneously, eliminating the need for multiple bearing types and simplifying design and installation.
In summary, tapered roller bearings offer a combination of load-carrying capacity, efficiency, adjustability, precision, and versatility that sets them apart from other bearing types. Their ability to handle a variety of loads and conditions makes them an advantageous choice in numerous industrial applications.
What Factors should be Considered when Selecting a Tapered Roller Bearing for a Specific Application?
Choosing the right tapered roller bearing for a specific application involves considering various factors to ensure optimal performance and reliability. Here are the key factors to consider:
- Load Requirements:
Assess the types and magnitudes of both radial and axial loads the bearing will experience. Choose a tapered roller bearing with a load capacity that comfortably exceeds the expected loads to prevent premature wear or failure.
- Speed:
Determine the required rotational speed of the bearing. High-speed applications may require bearings designed for reduced friction and heat generation to maintain efficiency and avoid overheating.
- Precision and Tolerance:
Consider the level of precision required for the application. Tapered roller bearings are available in different precision classes, such as ABEC (Annular Bearing Engineering Committee) grades, which impact factors like smoothness and accuracy of rotation.
- Mounting and Installation:
Assess the available space for mounting the bearing and consider the ease of installation. Bearings with adjustable clearance or preload might be advantageous for fine-tuning the bearing’s internal play.
- Temperature and Environment:
Take into account the operating temperature range and environmental conditions of the application. Extreme temperatures or corrosive environments may require specific bearing materials or coatings.
- Lubrication:
Choose an appropriate lubricant based on the application’s speed, temperature, and load conditions. Proper lubrication ensures smooth operation, reduces friction, and prolongs the bearing’s lifespan.
- Cost and Budget:
Consider the budget allocated for bearings. High-precision or specialized bearings may come at a higher cost, but their performance benefits can outweigh the initial investment over the bearing’s service life.
- Application Type:
Identify the specific industry and application in which the bearing will be used. Tapered roller bearings are employed in various sectors, including automotive, heavy machinery, aerospace, and more.
- Expected Lifespan:
Estimate the required bearing lifespan for the application. Factors such as load, speed, and maintenance practices can impact the bearing’s longevity.
- Bearing Size and Design:
Choose a bearing size that fits within the application’s space constraints while providing the necessary load capacity. The design, including the number and arrangement of rollers, can influence load distribution and performance.
- Maintenance Requirements:
Consider the maintenance schedule and accessibility for bearing inspection and replacement. Bearings in applications with limited maintenance intervals may require enhanced durability.
In conclusion, selecting a tapered roller bearing for a specific application involves assessing load requirements, speed, precision, mounting, temperature, lubrication, cost, application type, expected lifespan, bearing size, and maintenance considerations. Careful evaluation of these factors ensures that the chosen bearing meets the demands of the application while providing reliable performance and longevity.
What Advantages do Tapered Roller Bearings Offer Compared to Other Bearing Types?
Tapered roller bearings offer several advantages that make them a preferred choice in various applications compared to other bearing types. These advantages stem from their unique design and capabilities. Here’s a look at the benefits of tapered roller bearings:
- High Load-Carrying Capacity:
Tapered roller bearings can handle both radial and axial loads simultaneously, making them suitable for applications with combined loads. Their conical geometry allows for effective load distribution, enabling them to support heavy loads without premature wear.
- Efficient Axial Load Handling:
Tapered roller bearings excel at managing axial (thrust) loads in one direction. This capability is crucial in applications where axial loads are present, such as automotive transmissions or industrial machinery.
- Reduced Friction and Heat Generation:
The conical shape of the rollers and the matching raceways result in point contact, reducing friction and minimizing heat generation. This efficiency contributes to improved overall performance and energy savings.
- Adjustable Clearance and Preload:
Tapered roller bearings often allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s play, optimizing performance and extending the bearing’s lifespan.
- High Precision:
Tapered roller bearings are available in various precision classes to meet different application requirements. Their precision makes them suitable for applications demanding accurate motion control and positioning.
- Versatility:
Tapered roller bearings are used in a wide range of industries and applications, from automotive and heavy machinery to aerospace and industrial equipment. Their ability to handle diverse loads and conditions contributes to their versatility.
- Durability:
Tapered roller bearings are designed to withstand shocks and impacts, making them suitable for applications with dynamic loads or vibrations. Their robust construction contributes to their overall durability.
- High-Speed Capability:
Tapered roller bearings can operate at high speeds due to their efficient contact geometry and reduced friction. This makes them suitable for applications requiring rapid rotation.
- Cost-Effectiveness:
While the initial cost may vary, tapered roller bearings are often cost-effective due to their long service life and ability to handle heavy loads. Their durability can lead to reduced maintenance and replacement costs over time.
- Compatibility with Combined Loads:
Tapered roller bearings are well-suited for applications where radial and axial loads occur simultaneously, eliminating the need for multiple bearing types and simplifying design and installation.
In summary, tapered roller bearings offer a combination of load-carrying capacity, efficiency, adjustability, precision, and versatility that sets them apart from other bearing types. Their ability to handle a variety of loads and conditions makes them an advantageous choice in numerous industrial applications.
editor by CX 2024-04-10
China Hot selling SA080cpo Chrome Steel CZPT Catalog Ultra Reali Slim Wall Roller Silverthin Ball Tapered Thrust Angular Contact Metric Sleeve Thin Section Bearings manufacturer
Product Description
KAA opening type 4.762mm(CP0/XP0/AR0
KAA571,KAA015,KAA017
KA opening type 6.35mm(CP0/XP0/AR0
KA571,KA571,KA030,KA035,KA040,KA042,
KA045,KA050,KA055,KA060,KA065,KA070,
KA075,KA080,KA090,KA100,KA110,KA120,
KA140,KA180,KA200
KB opening type 7.938mm(CP0/XP0/AR0
KB571,KB571,KB030,KB035,KB040,KB042,
KB045,KB050,KB055,KB060,KB065,KB070,
KB075,KB080,KB090,KB100,KB110,KB120,
KB140,KB180,KB200
KC opening 9.525mm(CP0/XP0/AR0
KC040,KC042,KC045,KC050,KC055,KC060,
KC065,KC070,KC075,KC080,KC090,KC100,
KC110,KC120,KC140,KC180,KC200
KD opening type 12.7mm(CP0/XP0/AR0
KD040,KD042,KD045,KD050,KD055,KD060,
KD065,KD070,KD075,KD080,KD090,KD100,
KD110,KD120,KD140,KD180,KD200
KF opening type 19.05mm(CP0/XP0/AR0
KF040,KF042,KF045,KF050,KF055,KF060,
KF065,KF070,KF075,KF080,KF090,KF100,
KF110,KF120,KF140,KF180,KF200
KG open 25.4mm(CP0/XP0/AR0
KG040,KG042,KG045,KG050,KG055,
KG060,KG065,KG070,KG075,KG080,
KG090,KG100,KG110,KG120,KG140,
KG180,KG200,KG250,KG300,KG400
JA seals 6.35mm(CP0/XP0/A
JHA571,JHA015,JA571,JA571,JA030,JA035,
JA040,JA042,JA045,JA050,JA055,JA060,JA065
JB seals 7.938mm(CP0/XP0/AR
JB571,JB571,JB030,JB035,JB040,JB042,
JB045,JB050,JB055,JB060,JB065
JU seals 12.7mm(CP0/XP0/AR
JU040,JU042,JU045,JU050,JU055,JU060,
JU065,JU070,JU075,JU080,JU090,JU100,
JU110,JU120
JG seals 25.4mm(CP0/XP0/AR0
JG120,JG140,JG160,JG180
5mm-360mm is 8mm,13mm,20mm
thick 8mm (CP0/XP0/
K57108,K05008,K06008,K07008,K08008,K09008,K10008,K11008,
K12008,K13008,K14008,K15008,K16008,K17008,K1K20008,K25008,K30008,K32008,K34008,K36 thick 13mm open (CP0/XP0/
K57113,K05013,K06013,K 0571 3,K08013,K 0571 3,K10013,K11013,
K12013,K13013,K14013,K15013,K16013,K17013,K18013,K19013,
K20013,K25013,K30013,K32013,K34013,K36013
T20mm(CP0/XP0/
K571hinck 20,K 0571 1,K06571,K5711,K 0571 1,K09571,K1571,K11571,
K12571,K13571,K14571,K15571,K16571,K17571,K18571,K19571,
K2571,K25571,K3571,K32571,K34571,K36571
thick 8mm Seals (CP0/XP0/ARO
J57108,J05008,J06008,J07008,J08008,J09008,J10008,J11008,
J12008,J13008,J14008,J15008,J16008,J1700
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Precision: | P0.P6.P5 |
|---|---|
| Cage Material: | Brass.Nylon Plastic Full Ball |
| Outer Ring: | Chrome Steel |
| Inner Ring: | Gcr15 |
| Weight: | 0.172kg |
| Structure: | Xpo Aro Cpo |
What Factors should be Considered when Selecting a Tapered Roller Bearing for a Specific Application?
Choosing the right tapered roller bearing for a specific application involves considering various factors to ensure optimal performance and reliability. Here are the key factors to consider:
- Load Requirements:
Assess the types and magnitudes of both radial and axial loads the bearing will experience. Choose a tapered roller bearing with a load capacity that comfortably exceeds the expected loads to prevent premature wear or failure.
- Speed:
Determine the required rotational speed of the bearing. High-speed applications may require bearings designed for reduced friction and heat generation to maintain efficiency and avoid overheating.
- Precision and Tolerance:
Consider the level of precision required for the application. Tapered roller bearings are available in different precision classes, such as ABEC (Annular Bearing Engineering Committee) grades, which impact factors like smoothness and accuracy of rotation.
- Mounting and Installation:
Assess the available space for mounting the bearing and consider the ease of installation. Bearings with adjustable clearance or preload might be advantageous for fine-tuning the bearing’s internal play.
- Temperature and Environment:
Take into account the operating temperature range and environmental conditions of the application. Extreme temperatures or corrosive environments may require specific bearing materials or coatings.
- Lubrication:
Choose an appropriate lubricant based on the application’s speed, temperature, and load conditions. Proper lubrication ensures smooth operation, reduces friction, and prolongs the bearing’s lifespan.
- Cost and Budget:
Consider the budget allocated for bearings. High-precision or specialized bearings may come at a higher cost, but their performance benefits can outweigh the initial investment over the bearing’s service life.
- Application Type:
Identify the specific industry and application in which the bearing will be used. Tapered roller bearings are employed in various sectors, including automotive, heavy machinery, aerospace, and more.
- Expected Lifespan:
Estimate the required bearing lifespan for the application. Factors such as load, speed, and maintenance practices can impact the bearing’s longevity.
- Bearing Size and Design:
Choose a bearing size that fits within the application’s space constraints while providing the necessary load capacity. The design, including the number and arrangement of rollers, can influence load distribution and performance.
- Maintenance Requirements:
Consider the maintenance schedule and accessibility for bearing inspection and replacement. Bearings in applications with limited maintenance intervals may require enhanced durability.
In conclusion, selecting a tapered roller bearing for a specific application involves assessing load requirements, speed, precision, mounting, temperature, lubrication, cost, application type, expected lifespan, bearing size, and maintenance considerations. Careful evaluation of these factors ensures that the chosen bearing meets the demands of the application while providing reliable performance and longevity.
Can you Explain the Design and Construction of Tapered Roller Bearings?
The design and construction of tapered roller bearings are characterized by their conical geometry and specific components that enable them to handle radial and axial loads simultaneously. Here’s an overview of their design and construction:
- Components:
Tapered roller bearings consist of the following components:
- Inner Ring:
The inner ring has a conical raceway on its inner surface, which matches the conical shape of the rollers. It serves as the raceway for the rollers and provides support to the rotating assembly.
- Outer Ring:
The outer ring also features a conical raceway on its inner surface that complements the shape of the rollers. The outer ring provides a rigid structure to house the entire bearing assembly.
- Tapered Rollers:
The rollers have a conical shape with varying diameters along their length. This design allows the rollers to make point contact with the inner and outer raceways, distributing loads efficiently.
- Cage:
The cage or retainer holds the rollers in position, maintaining proper spacing and preventing them from coming into contact with each other. The cage material can vary, and its design may affect factors like friction and heat generation.
- Conical Geometry:
The distinguishing feature of tapered roller bearings is their conical geometry. The conical angle is defined by the contact angle between the roller axis and the bearing axis. This angle facilitates effective load distribution and axial load support.
- Load Distribution:
The conical shape of the rollers and raceways allows tapered roller bearings to handle both radial and axial loads. Radial loads are primarily supported by the larger diameter of the rollers at the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.
- Adjustable Clearance and Preload:
Many tapered roller bearings allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s internal play, optimizing performance and minimizing friction.
- Thrust Capability:
Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.
- Applications:
Tapered roller bearings find applications in various industries, including automotive, heavy machinery, aerospace, and more. They are used in scenarios that require efficient load distribution and handling of combined loads.
In summary, tapered roller bearings are designed with conical geometry to accommodate both radial and axial loads. Their specific components, such as tapered rollers and a cage, work together to ensure effective load distribution, making them suitable for a wide range of industrial applications.
What Factors should be Considered when Selecting a Tapered Roller Bearing for a Specific Application?
Choosing the right tapered roller bearing for a specific application involves considering various factors to ensure optimal performance and reliability. Here are the key factors to consider:
- Load Requirements:
Assess the types and magnitudes of both radial and axial loads the bearing will experience. Choose a tapered roller bearing with a load capacity that comfortably exceeds the expected loads to prevent premature wear or failure.
- Speed:
Determine the required rotational speed of the bearing. High-speed applications may require bearings designed for reduced friction and heat generation to maintain efficiency and avoid overheating.
- Precision and Tolerance:
Consider the level of precision required for the application. Tapered roller bearings are available in different precision classes, such as ABEC (Annular Bearing Engineering Committee) grades, which impact factors like smoothness and accuracy of rotation.
- Mounting and Installation:
Assess the available space for mounting the bearing and consider the ease of installation. Bearings with adjustable clearance or preload might be advantageous for fine-tuning the bearing’s internal play.
- Temperature and Environment:
Take into account the operating temperature range and environmental conditions of the application. Extreme temperatures or corrosive environments may require specific bearing materials or coatings.
- Lubrication:
Choose an appropriate lubricant based on the application’s speed, temperature, and load conditions. Proper lubrication ensures smooth operation, reduces friction, and prolongs the bearing’s lifespan.
- Cost and Budget:
Consider the budget allocated for bearings. High-precision or specialized bearings may come at a higher cost, but their performance benefits can outweigh the initial investment over the bearing’s service life.
- Application Type:
Identify the specific industry and application in which the bearing will be used. Tapered roller bearings are employed in various sectors, including automotive, heavy machinery, aerospace, and more.
- Expected Lifespan:
Estimate the required bearing lifespan for the application. Factors such as load, speed, and maintenance practices can impact the bearing’s longevity.
- Bearing Size and Design:
Choose a bearing size that fits within the application’s space constraints while providing the necessary load capacity. The design, including the number and arrangement of rollers, can influence load distribution and performance.
- Maintenance Requirements:
Consider the maintenance schedule and accessibility for bearing inspection and replacement. Bearings in applications with limited maintenance intervals may require enhanced durability.
In conclusion, selecting a tapered roller bearing for a specific application involves assessing load requirements, speed, precision, mounting, temperature, lubrication, cost, application type, expected lifespan, bearing size, and maintenance considerations. Careful evaluation of these factors ensures that the chosen bearing meets the demands of the application while providing reliable performance and longevity.
editor by CX 2024-01-30
China manufacturer Deep Groove/Angular Contact/Thrust Ball Bearings Tapered/Spherical/Needle Roller Bearings Wheels Automotive Wheel Rolling Bearings drive shaft bearing
Product Description
Detailed Photos
|
Product Name |
Spherical Roller Bearing |
|
Material |
Chrome Steel, GCR15 |
|
Type |
Double Row |
|
Size |
d:3-150mm,D:9-225mm |
|
Grade |
PO,P6,P5,P4,P2 |
|
Cage |
Steel Cage,Cooper Cage |
|
Used For |
Paper machine, deceleration device, railway vehicle axle, rolling mill gearbox seat, rolling mill roller track, crusher, vibrating |
|
Warranty |
1 year |
|
Brand |
OEM or ZKZF |
|
Packing |
According to the buyer requests for packaging |
|
Bearing No. |
Dimensions(mm) |
Weight |
||
|
|
d |
D |
T |
kg |
|
22208CA/C3W33 |
40 |
80 |
23 |
0.54 |
|
22209CA/C3W33 |
45 |
85 |
23 |
0.58 |
|
22210CA/C3W33 |
50 |
90 |
23 |
0.62 |
|
22211CA/C3W33 |
55 |
100 |
25 |
0.84 |
|
22212CA/C3W33 |
60 |
110 |
28 |
1.2 |
|
22213CA/C3W33 |
65 |
120 |
31 |
1.6 |
|
22214CA/C3W33 |
70 |
125 |
31 |
1.7 |
|
22215CA/C3W33 |
75 |
130 |
31 |
1.8 |
|
22216CA/C3W33 |
80 |
140 |
33 |
2.2 |
|
22217CA/C3W33 |
85 |
150 |
36 |
2.7 |
|
22218CA/C3W33 |
90 |
160 |
40 |
3.28 |
|
22219CA/C3W33 |
95 |
170 |
43 |
4.1 |
|
22220CA/C3W33 |
100 |
180 |
46 |
5 |
|
22222CA/C3W33 |
110 |
200 |
53 |
7.2 |
|
22224CA/C3W33 |
120 |
215 |
58 |
8.9 |
|
22226CA/C3W33 |
130 |
230 |
64 |
11.2 |
|
22228CA/C3W33 |
140 |
250 |
68 |
14.5 |
|
22230CA/C3W33 |
150 |
270 |
73 |
18.6 |
|
22308CA/C3W33 |
40 |
90 |
33 |
1 |
|
22309CA/C3W33 |
45 |
100 |
36 |
1.38 |
|
22310CA/C3W33 |
50 |
110 |
40 |
1.85 |
|
22311CA/C3W33 |
55 |
120 |
43 |
2.35 |
|
22312CA/C3W33 |
60 |
130 |
46 |
2.95 |
|
22313CA/C3W33 |
65 |
140 |
48 |
3.55 |
|
22314CA/C3W33 |
70 |
150 |
51 |
4.4 |
|
22315CA/C3W33 |
75 |
160 |
55 |
5.25 |
|
22316CA/C3W33 |
80 |
170 |
58 |
6.39 |
|
22317CA/C3W33 |
85 |
180 |
60 |
7.25 |
|
22318CA/C3W33 |
90 |
190 |
64 |
8.6 |
|
22319CA/C3W33 |
95 |
200 |
67 |
10.1 |
|
22320CA/C3W33 |
100 |
215 |
73 |
13.4 |
|
22322CA/C3W33 |
110 |
240 |
80 |
18 |
|
22324CA/C3W33 |
120 |
260 |
86 |
22 |
|
22326CA/C3W33 |
130 |
280 |
93 |
28.5 |
|
Bearing No. |
Dimensions(mm) |
Weight |
||
|
|
d |
D |
T |
KG |
|
21306CA/C3W33 |
30 |
72 |
19 |
0.412 |
|
21307CA/C3W33 |
35 |
80 |
21 |
0.542 |
|
21308CA/C3W33 |
40 |
90 |
23 |
0.743 |
|
21309CA/C3W33 |
45 |
100 |
25 |
1 |
|
21310CA/C3W33 |
50 |
110 |
27 |
1.3 |
|
21311CA/C3W33 |
55 |
120 |
29 |
1.65 |
|
21312CA/C3W33 |
60 |
130 |
31 |
2.08 |
|
21313CA/C3W33 |
65 |
140 |
33 |
2.57 |
|
21314CA/C3W33 |
70 |
150 |
35 |
3.11 |
|
21315CA/C3W33 |
75 |
160 |
37 |
3.76 |
|
21316CA/C3W33 |
80 |
170 |
39 |
4.47 |
|
21322CA/C3W33 |
110 |
240 |
50 |
11.8 |
|
23571CA/C3W33 |
120 |
180 |
46 |
3.98 |
|
23026CA/C3W33 |
130 |
200 |
52 |
5.85 |
|
23571CA/C3W33 |
140 |
210 |
53 |
6.31 |
|
23030CA/C3W33 |
150 |
225 |
56 |
7.74 |
|
23032CA/C3W33 |
160 |
240 |
60 |
9.43 |
|
23034CA/C3W33 |
170 |
260 |
67 |
12.8 |
|
23036CA/C3W33 |
180 |
280 |
74 |
16.9 |
|
23038CA/C3W33 |
190 |
290 |
75 |
17.7 |
|
23040CA/C3W33 |
200 |
310 |
82 |
22.7 |
|
23044CA/C3W33 |
220 |
340 |
90 |
29.7 |
|
23048CA/C3W33 |
240 |
360 |
92 |
32.4 |
|
24571CA/C3W33 |
120 |
180 |
60 |
5.05 |
|
24026CA/C3W33 |
130 |
200 |
69 |
7.55 |
|
24571CA/C3W33 |
140 |
210 |
69 |
8.01 |
|
24030CA/C3W33 |
150 |
225 |
75 |
10.1 |
|
24032CA/C3W33 |
160 |
240 |
80 |
12.2 |
|
24034CA/C3W33 |
170 |
260 |
90 |
16.7 |
|
24036CA/C3W33 |
180 |
280 |
100 |
22.1 |
|
24038CA/C3W33 |
190 |
290 |
100 |
23 |
|
24040CA/C3W33 |
200 |
310 |
109 |
29.3 |
|
24044CA/C3W33 |
220 |
340 |
118 |
38.1 |
|
24048CA/C3W33 |
240 |
360 |
118 |
40.8 |
MAIN PRODUCTS
Tapered roller bearings, cylindrical roller bearings, ball bearings, self-aligning roller bearings, base bearings, car hub bearings,
truck hub bearings and other products, We can customize the bearing according to the drawings or samples provided by the customer
FIELDS OF APPLICATION
Grain machinery, textile machinery, washing machinery, engineering machinery, industrial deceleration machinery, woodworking
machinery,papermaking machinery, mining machinery, coal mining machinery, lifting machinery, construction machinery,
large transportation equipment,chemical machinery, petroleum machinery, metallurgical industry, large steel mills, cement plants,
energy industry, automobiles, trucks, etc.
Packaging & Shipping
Plastic bag + single box + carton + tray; Industrial packaging + carton + pallet;
We also can According to your requirements to change.
Company Profile
HangZhou CZPT Trading Co., Ltd. is a bearing manufacturer, integrating research, development and sale of bearings , Equipped with modern production equipment and advanced detection instruments
our company specially produces Bearings including Deep groove ball bearings, self-aligning roller bearing, tapered roller bearing, thrust ball bearings, and hub bearings.we bearings are widely used in complete products in metallurgical, mining, petroleum, chemical, coal, cement, Paper making, wind power, heavy machinery, engineering machinery and port machinery industries.
With precision of grade P0, grade P6 P5 P4, we bearings are widely used in complete products in metallurgical,mining, petroleum, chemical, coal, cement, papermaking, wind power, heavy machinery, engineering machinery and port machinery industries. With self-run import & export rights, it sells its products not only across China,but also in tens of other countries and areas such as the United States, Canada, Italy, Russia, German and South Africa, etc.
We would like to serve the customers around the world with our trustworthy products, reasonable price and attentive service. The leading products of the company cover 3 main categories which include more than 3,000 types of bearing products.
FAQ
1.What is your Before-sales Service?
Offer to bear related consultation about technology and application;
Help customers with bearing choice, clearance configuration, products’ life and reliability analysis;
Offer highly cost-effective and complete solution program according to site conditions;
Offer localized program on introduced equipment to save running cost
2.What is your latest delivery time?
If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, it is 15-20 days, which is based
on the quantity.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required
by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
30% deposit,balance payment before delivery.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| OEM: | Available |
|---|---|
| Rolling Body: | Roller Bearings |
| The Number of Rows: | Double |
| Outer Dimension: | Small and Medium-Sized (60-115mm) |
| Material: | Bearing Steel |
| Spherical: | Aligning Bearings |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Are there specific industries or applications where rolling contact bearings are frequently used?
Rolling contact bearings find extensive use in various industries and applications due to their versatility, load-carrying capacity, and efficiency. Here’s a detailed explanation of some specific industries and applications where rolling contact bearings are frequently employed:
- Automotive Industry:
The automotive industry extensively utilizes rolling contact bearings in various components and systems. These bearings are found in engines, transmissions, wheel hubs, suspension systems, steering columns, and different drivetrain components. In the automotive sector, rolling contact bearings provide reliable support for rotating shafts, facilitate smooth wheel rotation, and contribute to overall vehicle performance and safety.
- Aerospace Industry:
Rolling contact bearings play a critical role in the aerospace industry, where they are used in aircraft engines, landing gear systems, control surfaces, and various other applications. These bearings provide reliable and precise rotation in demanding aerospace environments, contributing to the safety, efficiency, and performance of aircraft.
- Industrial Machinery:
Rolling contact bearings are widely employed in a broad range of industrial machinery. They are found in machine tools, industrial pumps, compressors, conveyors, printing machines, textile machinery, and many other equipment types. These bearings support the rotating components of machinery, enabling smooth and efficient operation while withstanding heavy loads and high speeds.
- Power Generation:
In the power generation sector, rolling contact bearings are utilized in turbines, generators, wind turbines, and other power generation equipment. These bearings withstand the rotational forces and high temperatures associated with power generation, contributing to the efficient conversion of mechanical energy into electrical energy.
- Mining and Construction:
Rolling contact bearings are widely used in mining and construction equipment, such as crushers, conveyors, excavators, and bulldozers. These bearings are designed to handle heavy loads, shock loads, and harsh operating conditions commonly encountered in mining and construction applications.
- Railway Industry:
In the railway industry, rolling contact bearings are utilized in locomotives, passenger trains, freight cars, and rail infrastructure. These bearings support the axles, wheels, and other rotating components of railway systems, ensuring smooth and reliable operation while withstanding the dynamic forces and heavy loads associated with rail transportation.
- Wind Energy:
The wind energy sector relies on rolling contact bearings in wind turbines. These bearings support the rotor shaft, allowing efficient rotation of the turbine blades to convert wind energy into electrical power. Rolling contact bearings in wind turbines are subjected to high axial and radial loads, as well as challenging environmental conditions.
These are just a few examples of the industries and applications where rolling contact bearings are frequently used. They are also employed in countless other sectors, including marine, agriculture, medical equipment, robotics, and more. The versatility and effectiveness of rolling contact bearings make them an essential component in a wide range of machinery and equipment across various industries.
What are the eco-friendly or sustainable aspects of rolling contact bearing materials?
Rolling contact bearing materials can contribute to eco-friendliness and sustainability in several ways. Here’s a detailed explanation of the eco-friendly and sustainable aspects of rolling contact bearing materials:
- Recyclability:
Many rolling contact bearing materials, such as steel and certain types of alloys, are highly recyclable. At the end of their service life, bearings can be dismantled, and the materials can be recycled or reused. Recycling bearings helps reduce the demand for raw materials, conserves energy, and minimizes waste generation. By promoting a circular economy, the recyclability of bearing materials contributes to resource conservation and waste reduction.
- Energy Efficiency:
Rolling contact bearings play a crucial role in improving energy efficiency in various applications. By reducing friction and minimizing power losses, bearings help optimize the performance of machinery and equipment. When machines operate more efficiently, they consume less energy, leading to reduced greenhouse gas emissions and lower carbon footprints. The use of high-quality bearing materials, coatings, and lubricants further enhances energy efficiency by minimizing frictional losses.
- Long Service Life:
Rolling contact bearings are designed to have long service lives under normal operating conditions. Their ability to withstand heavy loads, resist wear, and operate reliably contributes to extended equipment lifetimes. By reducing the frequency of bearing replacements, industries can minimize material consumption, waste generation, and environmental impact associated with manufacturing and disposal processes. The longer service life of rolling contact bearings promotes sustainability by reducing resource consumption and improving equipment lifecycle management.
- Reduced Maintenance:
The use of high-quality rolling contact bearing materials can contribute to reduced maintenance requirements. Bearings that are resistant to wear, corrosion, and fatigue offer longer maintenance intervals, reducing the need for frequent inspections, replacements, and repairs. This not only saves time and labor but also reduces the consumption of maintenance-related resources such as lubricants and spare parts. The reduced maintenance needs of rolling contact bearings contribute to sustainable operations by optimizing resource utilization and minimizing maintenance-related waste.
- Environmental Compliance:
Rolling contact bearing materials are subject to various environmental regulations and standards. Manufacturers strive to comply with these regulations by ensuring that their materials are free from hazardous substances or restricted substances. Compliance with regulations such as the Restriction of Hazardous Substances (RoHS) directive helps prevent the use of environmentally harmful materials, reducing the potential environmental impact during the manufacturing, use, and disposal stages of rolling contact bearings.
Overall, rolling contact bearing materials offer several eco-friendly and sustainable aspects, including recyclability, energy efficiency, long service life, reduced maintenance requirements, and compliance with environmental regulations. These aspects contribute to resource conservation, waste reduction, energy savings, and minimized environmental impact throughout the lifecycle of rolling contact bearings.
Can you explain the key characteristics and benefits of rolling contact bearings?
Rolling contact bearings possess several key characteristics and offer numerous benefits in mechanical systems. Here’s a detailed explanation of these characteristics and benefits:
- Key Characteristics of Rolling Contact Bearings:
The key characteristics of rolling contact bearings include:
- Low Friction: Rolling contact bearings utilize rolling elements, such as balls or rollers, which reduce friction compared to sliding contact bearings. This characteristic minimizes energy losses, heat generation, and wear, resulting in improved efficiency and performance of the mechanical system.
- Load Distribution: Rolling contact bearings distribute loads evenly across their contact surfaces, minimizing stress concentrations and preventing premature wear or failure. This characteristic allows mechanical systems to handle various loads and forces without compromising performance.
- Smooth Motion: Rolling contact bearings enable smooth and controlled motion between components. The rolling elements facilitate low-friction rotation or linear movement, providing precise and reliable operation in a wide range of applications.
- Positional Accuracy: Rolling contact bearings help maintain accurate positioning of components in mechanical systems, ensuring alignment and reducing the risk of misalignment-related issues. This characteristic is crucial in precision machinery, robotics, and other applications where positional accuracy is essential.
- Versatility: Rolling contact bearings are available in different sizes, configurations, and materials, making them adaptable and versatile in various mechanical systems. They can accommodate different load capacities, speeds, and environmental conditions, providing flexibility in design and application.
- Durability: Rolling contact bearings are designed to withstand the demands of various operating conditions. They are constructed with high-quality materials and undergo extensive testing to ensure durability and long service life.
- Reduced Maintenance: Rolling contact bearings require minimal maintenance compared to other types of bearings. Proper lubrication and periodic inspection are typically sufficient to ensure their reliable operation over an extended period.
- Benefits of Rolling Contact Bearings:
The utilization of rolling contact bearings offers several benefits in mechanical systems:
- Efficiency: Rolling contact bearings reduce friction and energy losses, resulting in improved overall system efficiency. This benefit translates to energy savings, reduced operating costs, and increased productivity.
- Smooth Operation: Rolling contact bearings enable smooth and controlled motion, minimizing vibration, noise, and unwanted movement. This benefit enhances the comfort, precision, and reliability of the mechanical system.
- Extended Service Life: Rolling contact bearings, when properly selected, installed, and maintained, can provide long service life. Their ability to distribute loads and resist wear ensures reliable operation and reduces the frequency of replacements or repairs.
- Wide Range of Applications: Rolling contact bearings are utilized in various industries and applications, including automotive, aerospace, industrial machinery, appliances, and more. Their versatility and availability in different sizes and configurations make them suitable for diverse mechanical systems.
- Cost-Effectiveness: Rolling contact bearings offer a cost-effective solution for many applications. Their initial cost is typically lower compared to other types of bearings, and their long service life reduces maintenance and replacement expenses over time.
In summary, rolling contact bearings possess key characteristics such as low friction, load distribution, smooth motion, positional accuracy, versatility, durability, and reduced maintenance. Their benefits include improved efficiency, smooth operation, extended service life, wide application range, and cost-effectiveness. By utilizing rolling contact bearings in mechanical systems, designers and engineers can achieve reliable and efficient performance across various industries and applications.
editor by CX 2024-01-16