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 potential challenges or limitations associated with using rolling contact bearings in various industries?
Rolling contact bearings offer numerous benefits and are widely used in various industries. However, there are certain challenges and limitations associated with their use. It is important to understand these potential issues to ensure proper application and mitigate any adverse effects. Here’s a detailed explanation of the challenges and limitations associated with using rolling contact bearings:
- Load Capacity:
While rolling contact bearings are designed to handle substantial loads, there are limitations to their load capacity. Exceeding the specified load limits can lead to premature wear, increased friction, and potentially catastrophic failure. It is crucial to consider the expected loads in the application and select bearings with appropriate load ratings and configurations. In some high-load applications, alternative bearing types, such as spherical roller bearings or tapered roller bearings, may be more suitable to handle the specific load requirements.
- Speed Limitations:
Rolling contact bearings have speed limitations that need to be considered in high-speed applications. At high rotational speeds, centrifugal forces can affect the performance and reliability of rolling contact bearings. The limitation is primarily due to factors such as the bearing’s internal clearance, cage design, lubrication, and the potential for increased heat generation. To overcome speed limitations, specialized high-speed bearings with improved designs and materials, such as ceramic balls or hybrid bearings, may be used in certain applications.
- Maintenance and Lubrication:
Proper maintenance and lubrication are essential for the reliable operation of rolling contact bearings. Inadequate lubrication or improper maintenance practices can result in increased friction, heat buildup, and premature wear. It is important to follow the manufacturer’s recommendations for lubrication intervals, lubricant selection, and application methods. In some applications, such as high-temperature environments or extreme operating conditions, special considerations may be required to ensure effective lubrication and prevent bearing failure.
- Environmental Factors:
Rolling contact bearings can be sensitive to certain environmental factors. Exposure to contaminants, such as dirt, dust, moisture, or aggressive chemicals, can lead to accelerated wear and corrosion. In industries where the operating environment is harsh or contaminated, additional protective measures, such as sealing arrangements or the use of specialized coatings, may be necessary to enhance the bearing’s resistance to environmental factors. It is important to evaluate the specific environmental conditions and select bearings that are suitable for the intended application.
- Installation and Alignment:
Improper installation or misalignment of rolling contact bearings can result in reduced performance and premature failure. Achieving accurate alignment and proper fitment during installation is crucial. Misalignment can lead to increased friction, uneven load distribution, and potential damage to the bearing surfaces. It is necessary to follow the manufacturer’s installation guidelines, use appropriate tools, and employ precision alignment techniques to ensure optimal performance and longevity of the bearings.
- Size and Space Constraints:
In some applications, size and space constraints may limit the use of rolling contact bearings. The available space for bearing installation may be limited, requiring the use of compact or specialized bearing designs. Additionally, certain applications may demand high load-carrying capacity within a restricted envelope, necessitating careful bearing selection and possibly the use of alternative bearing types. It is important to consider the space limitations and select bearings that can accommodate the specified requirements while fitting within the available space.
While rolling contact bearings offer numerous advantages, it is essential to be aware of the potential challenges and limitations associated with their use. By understanding these factors and taking appropriate measures, such as careful selection, proper maintenance, and adherence to installation guidelines, the performance and reliability of rolling contact bearings can be optimized in various industries and applications.
Can you describe the various types of seals and shields used with rolling contact bearings for contamination prevention?
Various types of seals and shields are used with rolling contact bearings to prevent contamination and protect the bearing internals. Here’s a detailed description of the commonly used seals and shields:
- Contact Seals:
Contact seals, also known as lip seals or radial seals, are designed to provide a barrier against contaminants while maintaining lubricant retention within the bearing. These seals consist of a flexible lip that makes contact with the inner or outer ring of the bearing. The lip is typically made of synthetic rubber or elastomeric material. Contact seals effectively prevent the entry of solid particles, liquids, and other contaminants into the bearing. They are suitable for applications with moderate operating speeds and rotational requirements where the sealing function takes priority over low friction.
- Non-Contact Seals:
Non-contact seals, also known as labyrinth seals or gap seals, create a labyrinthine path that hinders the entry of contaminants into the bearing. These seals do not make physical contact with the bearing rings, resulting in lower friction and reduced heat generation compared to contact seals. Non-contact seals are typically constructed using metallic or non-metallic components with precise geometries to create a tortuous path for contaminants. They are suitable for high-speed applications and environments where low friction and minimal heat generation are important considerations.
- Shields:
Shields, also referred to as metal shields or non-contact shields, provide a physical barrier between the rolling elements and the external environment. Shields are typically made of metal, such as steel, and are attached to the outer ring of the bearing. They cover a portion of the bearing’s circumference, leaving a small gap for the rolling elements to function. Shields offer effective protection against larger particles and prevent the direct contact of contaminants with the rolling elements. However, they do not provide a complete seal, allowing for limited air circulation and lubricant flow within the bearing.
- Hybrid Seals:
Hybrid seals combine the advantages of contact seals and non-contact seals. These seals use a combination of contacting and non-contacting elements to provide enhanced protection against contamination. Hybrid seals are designed to reduce friction and heat generation while offering improved sealing performance compared to contact seals. They typically incorporate a non-contacting labyrinth or gap seal with additional contact elements, such as lip seals or brush seals, to provide a more effective barrier against contaminants.
- Ingress Protection (IP) Ratings:
In addition to the specific seal and shield types, rolling contact bearings may also be assigned Ingress Protection (IP) ratings. IP ratings indicate the level of protection provided against solid particles, such as dust and dirt, as well as liquids, such as water and oil. The IP rating is typically represented by a two-digit number, where the first digit represents the level of protection against solid particles, and the second digit represents the level of protection against liquids. Higher IP ratings indicate greater protection against contaminants.
The selection of the appropriate seal or shield type depends on various factors, including the application requirements, operating conditions, contamination risks, and desired friction characteristics. Manufacturers typically provide information on the recommended sealing options for their bearing products, considering the specific application needs and environmental conditions.
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 2024-04-29
China manufacturer Bd165-6A Excavator Bearing Bd 165-6 a Angular Contact Ball Bearing 165X210X48mm bearing driver kit
Product Description
Angular Contact Ball Bearing
Excavator Bearing
BD 165-6A
Product Feature & Application
Key attributes
Industry-specific attributes
Type
Excavator bearings
Precision Rating
P5 P6
Seals Type
Open
Other attributes
Applicable Industries
Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Home Use, Retail, Printing Shops, Construction works , Energy & Mining
Place of Origin
ZheJiang , China
Brand Name
OEM
Model Number
BD165-6A
Material
Chrome steel
Cage
Steel
Application
Automobile
Service
Acceptable
Stock
Large
Main Market
GLOBAL
Sample
Availble
Vibration
V2.V3
Clearance
C2 C0 C3 C4 C5
Packaging and delivery
Package Type:
A: barreled package+outer carton+pallets
B: single box+outer carton+pallets
C: tube package+middle box+outer carton+pallets
D: According to your’s requirement
attribute-list
Supply Ability
1000 Piece/Pieces per Month
Lead time
| Quantity (pieces) | 1 – 100 | > 100 |
| Lead time (days) | 5-7 | To be negotiated |
Detailed Photos
Product Qualification
Deliver, Shipping and Serving
FAQ
Why our bearing is better than other?
Material
We usually use bearing steel (GCr15), but many manufacturers only use softer carbon steel materials, so our bearings have higher hardness and longer service life.
Heat treatment
We have our own heat treatment plant and do not need to be outsourced. We use a slower speed and more stable temperature to effectively control the steel and increase the toughness and life of the steel.
Other small-scale bearing companies usually need to outsource. Many outsourcing factories only strengthen the hardness of the bearing surface due to cost factors, but the hardness inside is not enough, which is the reason why many bad bearings are easy to crack.
Precision
Our bearings can be controlled at a height accuracy of 0~-0.004mm, fast speed and smoothness.
Multiple grinding process
We grind the bearing many times, but others may grind it only once, so the chamfer of our bearing is very smooth.
In conclusion
We use high-quality materials and multiple grinding processes, so our bearings have the characteristics of high speed, low noise,high precision and long life.
Quality guarantee
we give our customers 1 year quality warrantee for the bearings.
/* 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(/(.*?):(.*)$/))&&1
| Contact Angle: | 15° |
|---|---|
| Aligning: | Aligning Bearing |
| Separated: | Unseparated |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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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. |
|---|
How does Proper Lubrication Impact the Performance and Longevity of Tapered Roller Bearings?
Proper lubrication is essential for ensuring optimal performance and longevity of tapered roller bearings. Lubrication plays a critical role in reducing friction, preventing wear, and managing heat generated during operation. Here’s how proper lubrication impacts tapered roller bearings:
- Reduced Friction:
Lubrication forms a thin film between the rolling elements and raceways, reducing direct metal-to-metal contact. This minimizes friction and the associated heat generation, allowing the bearing to operate smoothly and efficiently.
- Wear Prevention:
Lubrication forms a protective barrier that prevents wear and surface damage. Without proper lubrication, friction can lead to accelerated wear, pitting, and even surface scoring, shortening the bearing’s lifespan.
- Heat Dissipation:
Effective lubrication helps dissipate heat generated during operation. This is especially crucial in high-speed applications where excessive heat can lead to premature bearing failure or degradation of lubricant properties.
- Corrosion Protection:
Lubrication helps create a barrier that protects bearing surfaces from environmental factors that could lead to corrosion. This is particularly important in applications exposed to moisture, chemicals, or other corrosive agents.
- Noise and Vibration Reduction:
Proper lubrication can dampen vibrations and reduce noise by providing a cushioning effect between the rolling elements and raceways. This contributes to smoother and quieter operation.
- Longevity:
Well-lubricated bearings experience less wear and stress, leading to extended service life. Bearings that are inadequately lubricated or run dry are prone to premature failure due to excessive wear, heat buildup, and damage to bearing surfaces.
- Efficiency:
Adequate lubrication maintains the bearing’s efficiency by minimizing energy losses due to friction. Bearings that lack proper lubrication require more energy to overcome higher friction levels, resulting in reduced efficiency.
- Lubrication Methods:
Various lubrication methods are available, including grease lubrication and oil lubrication. The choice depends on factors such as speed, load, temperature, and application requirements.
To ensure proper lubrication:
- Follow Manufacturer Recommendations:
Consult the bearing manufacturer’s recommendations for lubricant type, viscosity, and replenishment intervals.
- Monitor and Maintain:
Regularly monitor the condition of the lubricant and the bearing’s performance. Implement a maintenance schedule for lubricant replacement or replenishment.
- Environmental Considerations:
Consider the operating environment’s temperature, contamination levels, and exposure to external elements. Some applications may require special lubricants for extreme conditions.
In summary, proper lubrication is crucial for maintaining tapered roller bearings’ performance, preventing wear, reducing friction and heat, and extending their lifespan. A well-lubricated bearing contributes to smoother operation, lower maintenance costs, and improved efficiency.
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 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 2024-04-29
China Custom Angular Contact Ball Bearing Ba246-2A Excavator Bearing Famous Oembrand with Hot selling
Product Description
Product Description
Angular contact ball bearing BA246-2A excavator bearing
Angular Contact Ball Bearing
1.High precision
2.Wide range of use
3.Open bearing
4.Competitive price
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 pair of bearings, preload for them is more convenient. Retainer are made of brass, synthetic resins or others subject to individual bearing features and application conditions.
Angular contact ball bearing main purposes:
Single row angular contact ball bearings: machine tool spindles, high frequency motors, gas turbines, centrifuges, small car front, differential pinion shaft
Double row angular contact ball bearings: oil pump, Roots blower, air compressor, various types of transmission, fuel injection pumps, printing machine
Introduction:
Angular contact ball bearings have raceways in the inner and outer rings that are displaced with respect to each other in the direction of the bearing axis. This means that they 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 with increasing contact angle. The contact angle α 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 load is transmitted from 1 raceway to another, and a line perpendicular to the bearing axis
Applications:
• Suitable for very high rotating speeds
•Well suited for medium high radial and axial loads in one or both directions
•Various seals and grease variants available for different operating conditions
•Numerous clearance and tolerance classes available for different operating conditions
•Application examples: electrical motors, general machinery, industrial gearboxes, pumps,agricultural machinery, etc.
high load capacity, super precision
Best supplier with competitive price
All brands
1:high precision Angular Contact Ball Bearings
1):Basic features:
– Simple design
– Inseparability
– Easiness of assembly
– High rates of rotation, especially for smaller and narrower series
– Possibility of radial and partial axial load transfers in both directions
2):Versions:
– With one or two side rubber seal RS, 2RS
– With reinforced one or two side rubber seal RSR, 2RSR
– With one or two side metal shields Z and ZZ (2Z)
– With snap ring groove in outer ring N
– With snap ring groove in outer ring and external snap ring NR
– In different radial clearances C5, C4, C3, C2
– In many combinations of above mentioned versions
2: Angular contact ball bearings description:
Basic Design:
Angular contact ball bearings are self retaining units which consist of solid inner and outer rings, and ball &cage assemblies.
The bearings have raceways in the inner and outer rings that are displaced with respect to each other in the direction of the bearing axis,
and are designed to accommodate combined loads, ie. simultaneously acting radial and axial loads.
Detailed Description:
Series :7000C,7200,7300C and so on
The axial load carrying capacity of angular contact ball bearings increases with increasing contact angle.
Types :single row angular contact ball bearing
Bearing Features:
Only axial loads in one direction for single row design
Axial loads in both directions for double row design and four-point contact design
Combined loads
High speed operations
Widespread use and versatility
3:Type of angular contact ball bearings
a=15 °7000C
a=25 °7000AC
a=40 °7000B
1) Single row angular contact ball bearing
2) Double row angular contact ball bearing
3) Four-point angular contact ball bearing
4:Advantages
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
Detailed Photos
Related models
| d | D | B | |
| mm | mm | mm | |
| B7000-C-T-P4S | 10 | 26 | 8 |
| B7001-C-T-P4S | 12 | 28 | 8 |
| B7002-C-T-P4S | 15 | 32 | 9 |
| B7003-C-T-P4S | 17 | 35 | 10 |
| B7004-C-T-P4S | 20 | 42 | 12 |
| B7005-C-T-P4S | 25 | 47 | 12 |
| B7006-C-T-P4S | 30 | 55 | 13 |
| B7007-C-T-P4S | 35 | 62 | 14 |
| B7008-C-T-P4S | 40 | 68 | 15 |
| B7009-C-T-P4S | 45 | 75 | 16 |
| B7571-C-T-P4S | 50 | 80 | 16 |
| B7011-C-T-P4S | 55 | 90 | 18 |
| B7012-C-T-P4S | 60 | 95 | 18 |
| B7013-C-T-P4S | 65 | 100 | 18 |
| B7014-C-T-P4S | 70 | 110 | 20 |
| B7015-C-T-P4S | 75 | 115 | 20 |
| B7016-C-T-P4S | 80 | 125 | 22 |
| B7017-C-T-P4S | 85 | 130 | 22 |
| B7018-C-T-P4S | 90 | 140 | 24 |
| B7019-C-T-P4S | 95 | 145 | 24 |
| d | D | B | |
| mm | mm | mm | |
| B7571-C-T-P4S | 100 | 150 | 24 |
| B7571-C-T-P4S | 105 | 160 | 26 |
| B7571-C-T-P4S | 110 | 170 | 28 |
| B7571-C-T-P4S | 120 | 180 | 28 |
| B7026-C-T-P4S | 130 | 200 | 33 |
| B7571-C-T-P4S | 140 | 210 | 33 |
| B7030-C-T-P4S | 150 | 225 | 35 |
| B7032-C-T-P4S | 160 | 240 | 38 |
| B7034-C-T-P4S | 170 | 260 | 42 |
| B7036-C-T-P4S | 180 | 280 | 46 |
| B7038-C-T-P4S | 190 | 290 | 46 |
| B7040-C-T-P4S | 200 | 310 | 51 |
| B7044-C-T-P4S | 220 | 340 | 56 |
| B7048-C-T-P4S | 240 | 360 | 56 |
catalogue excavator bearing:
| Bearing Number | ID(mm) | OD(mm) | Height (For Install) |
| AC5033 | 250 | 330 | 37 |
| AC5836 | 289 | 355 | 34 |
| BA220-6WSA | 220 | 276 | 26 |
| AC4629 | 230 | 290 | 27 |
| AC4630 | 230 | 300 | 35 |
| AC4631 | 230 | 310 | 38 |
| AC4639 | 230 | 300 | 35 |
| AC4531 | 225 | 315 | 36 |
| AC463240 | 230 | 320 | 40 |
| AC423040 | 210 | 300 | 40 |
| AC6037 | 300 | 370 | 33 |
| AC523438-1 | 260 | 340 | 38 |
| BA240-3WSA | 240 | 310 | 32 |
| BA240-5WSA | 240 | 308 | 30 |
| BA222-1WSA | 222 | 273 | 26 |
| BA220-1 | 220 | 280 | 28 |
| BN220-1 | 220 | 280 | 28 |
| SF4831VPX1 | 240 | 310 | 33.4 |
| SF4815VPX1 | 240 | 310 | 34 |
| SF4860VPX1 | 240 | 320 | 38 |
| 240BA3251 | 240 | 320 | 38 |
| SF4826VPX1 | 240 | 310 | 33 |
| SF4852VPX1 | 240 | 310 | 33 |
| B-SF4454VPX1 | 220 | 295 | 33 |
| SF4444VPX1 | 220 | 295 | 32 |
| SF6015VPX1 | 300 | 372 | 36 |
| SF4411VPX1 | 220 | 290 | 32.5 |
| SF4615PX1 | 230 | 300 | 35 |
| SF4460PX1 | 220 | 300 | 35 |
| SF4903/246-1 | 246 | 308 | 32 |
| CR2256 | 110 | 150 | 22 |
| CR4411 | 220 | 290 | 33.5 |
| CR6016 | 300 | 380 | 39 |
| SF3235VPX1 | 160 | 200 | 20 |
| SF5235VPX1 | 260 | 330 | 34.5 |
| SF3215 | 160 | 200 | 20 |
| SF3215 | 160 | 200 | 28 |
| SF4007VPX1 | 200 | 250 | 25 |
| SF4007VPX1 | 200 | 250 | 24 |
| 180BA-2256 | 180 | 225 | 21.5 |
| BA230-7 | 230 | 300 | 35 |
| BA180-4WSA | 180 | 250 | 33 |
| BA280-2SA | 280 | 370 | 40 |
| 280BA40GS | 280 | 400 | 47 |
| BA200-7B | 200 | 250 | 25 |
| BA300-4WSA | 300 | 395 | 52 |
| BA340-1 | 340 | 440 | 52 |
| BA345-1WSA | 345 | 470 | 52 |
| BA205-1 | 205 | 295 | 40 |
| BA290-3A | 290 | 380 | 40 |
| BA250-4A | 250 | 330 | 38 |
| BA246-1A | 246 | 308 | 32 |
| BA246-2A | 246 | 313 | 32 |
| SF4910PX1 | 243 | 312 | 33 |
| BA200-10 | 200 | 280 | 38 |
| BA300-5 | 300 | 380 | 40 |
| BA230-2 | 230 | 320 | 40 |
| BA260-3 | 260 | 340 | 38 |
| BA260-4 | 260 | 340 | 38 |
| SF5246PX1 | 260 | 340 | 38 |
| BA195-3A | 195 | 280 | 36.5 |
| BA16519A | 165 | 203 | 17 |
| BA289-1SA | 289 | 355 | 32.5 |
| BA270-3 | 270 | 350 | 38 |
| 184BA-2251 | 184 | 226 | 21.5 |
| 260BA35S2 | 260 | 355 | 44 |
| 120BA16 | 120 | 165 | 22 |
| 135BA16 | 135 | 175 | 22 |
| BA176-1 | 176 | 216 | 22 |
| 245BA35S1 | 245 | 355 | 44 |
| 250BA36S1 | 250 | 360 | 44 |
| 200BA27V | 200 | 272 | 33 |
| 240BA32S1 | 240 | 320 | 38 |
| 210BA29V | 210 | 295 | 35 |
| 180BN19W/BTB7936 | 180 | 250 | 33 |
| SA180 | 180 | 235 | 27 |
| 105BA14 | 105 | 144 | 14 |
| 220BA300 | 220 | 300 | 38 |
| 150BA182 | 150 | 182 | 16 |
| 151BA179 | 151 | 179 | 14 |
| SF2812VPX1 | 140 | 175 | 17.5 |
| SF2907VPX1 | 143 | 175 | 17 |
| SF2912PX1 | 145 | 200 | 20 |
| SF3607VPX1 | 180 | 225 | 21 |
| SF3227VPX1 | 160 | 200 | 20 |
| SF3240VPX1 | 160 | 200 | 20 |
| SF4019VPX1 | 200 | 260 | 30 |
| SF4205PX1 | 210 | 280 | 35 |
| SF4224PX1 | 210 | 280 | 35 |
| SF7938 | 190 | 260 | 33 |
| SF2912 | 145 | 200 | 27.5 |
| 310BN42-2 | 310 | 422 | 45 |
| HS5715 | 117 | 145 | 14 |
| HS5714 | 126 | 154 | 14 |
| HS5713 | 320 | 383 | 30 |
| Double Row | |||
| BD110-1 | 110 | 140 | 28 |
| BD140-1 | 140 | 180 | 34 |
| BD155-6A | 155 | 198 | 48 |
| BA165-6A | 165 | 210 | 22 |
| BD165-6A | 165 | 210 | 52 |
| BD175-6A | 175 | 220 | 41 |
| BD185-6A | 185 | 232 | 51 |
| BD130-16A | 130 | 166 | 34/41 |
| BD130-1 | 130 | 166 | 29.5/34 |
| BA130-1 | 130 | 166 | 18 |
| BA135-6A | 135 | 170 | 20 |
| Tapered Roller Bearings | |||
| LM739749/739710 | 196.85 | 257.175 | 39.688 |
| L540049/54571 | 196.85 | 254 | 28.575 |
| L540048/54571 | 200 | 254 | 28 |
| LL639249/639210 | 196.85 | 241.3 | 23.812 |
| LL641110/49 | 203 | 261 | 28 |
| 544090/544116 | 228.6 | 295.275 | 33.338 |
| 544091/544118 | 231.775 | 300.038 | 33.338 |
| LL225749/225710 | 127 | 165.895 | 18.257 |
| L327249/327210 | 133.35 | 177.008 | 25.4 |
| JP11049/10 | 110 | 160 | |
| JP14049/JP14571 | 140 | 195 | 29 |
| 4T-T7FC060 | 60 | 125 | 37 |
| 4T-T7FC065 | 65 | 130 | 37 |
| 4T-T2ED070 | 70 | 130 | 42 |
| 4T-T2ED045 | 45 | 95 | 37 |
| LL735449/10 | 177.875 | 215.875 | 20.5 |
Factory view
Contact information
Anna , 15628959925
/* 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(/(.*?):(.*)$/))&&1
| Contact Angle: | 15° |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Material: | Bearing Steel |
| Samples: |
US$ 1/Piece
1 Piece(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.
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.
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 2024-04-26
China factory Heavy Duty 7010 Angular Contact Ball Bearing CZPT Excavator Bearings deep groove ball bearing
Product Description
Why Choose Us:
1.With more than 25 years experiences of producing and R&D bearings.
2. All of ours roller bearing and ball bearings with CE ISO TUV certificate
3. Our products have been exported to about 30 country/areas, and enjoyed a high reputation on the domestic and overseas market.
4. The OEM and ODM are available.
5. Professional after-sales team
6. Offering most reasonable price
Automotive Bearings:
| Automotive Bearings | ||
| Engine System |
Generator | Deep Groove Ball Bearing, Cylindrical Roller Bearing |
| Pulley | Angular Contact Ball Bearing | |
| Tensioning Wheel | Deep Groove Ball Bearing, Tapered Roller Bearing, Pillow Block Bearing | |
| Water Pump | Angular Contact Ball Bearing, Cylindrical Roller Bearing | |
| Drive System |
Clutch Release | Angular Contact Ball Bearing, Thrust Ball Bearing |
| Transmission | Ball Bearing, Tapered Roller Bearing, Cylindrical Roller Bearing | |
| Shaft Support | Thrust Needle Bearing | |
| Final Reducer and Differential | Tapered Roller Bearing, Cylindrical roller bearing | |
| Wheel Hub | Angular Contact Ball Bearing, Deep Groove Ball Bearing, Tapered Roller Bearing | |
| Steering System | Steering Column | Needle Bearing |
| Steering Shaft | Needle Bearing | |
| Steering Gear | Cylindrical Roller Bearing, Thrust Ball Bearing | |
| Knuckle Kingpin | Cylindrical Roller Bearing, Tapered Roller Bearing | |
| Air conditioner System | Air condition Compressor | Angular Contact Ball Bearing |
| Electromagnetic Clutch | Angular Contact Ball Bearing | |
About Angular Contact Ball Bearing:
Similar to other ball bearings, angular contact ball bearings are composed of inner and outer races, ball complement and bearing cage; however, different to other ball bearings like a deep groove ball bearing, an angular contact ball bearing is designed with axially asymmetric race.
Parameters:
We also supply & produce:
| Ball Bearing | Deep Groove Ball Bearing |
60 **,618 ** (1, 422740 used in cement industry.And FC, FCD series used in steel Industry. |
| Mod. No. | d | D | Height | Cr | Cor | Grease | Oil | Weight |
| (mm) | (mm) | (mm) | (kN) | (kN) | (r/min) | (r/min) | (kg) | |
| 7571C | 50 | 80 | 16 | 26 | 21.9 | 13000 | 17000 | 0.29 |
| 7571AC | 50 | 80 | 16 | 23.6 | 20.1 | 9200 | 11000 | 0.29 |
| 7210C | 50 | 90 | 20 | 42.8 | 31.8 | 12000 | 16000 | 0.485 |
| 7210AC | 50 | 90 | 20 | 39.4 | 41.3 | 8500 | 11000 | 0.485 |
| 7210B | 50 | 90 | 20 | 37.535.7 | 26.7 | 6400 | 8500 | 0.485 |
| 7310B | 50 | 110 | 27 | 64.4 | 44.3 | 5500 | 7300 | 1.14 |
| 7410B | 50 | 130 | 31 | 90.2 | 60.4 | 4400 | 6000 | 1.92 |
| 7011C | 55 | 90 | 18 | 34.1 | 28.6 | 11000 | 15000 | 0.42 |
| 7011AC | 55 | 90 | 18 | 31.1 | 26.3 | 8300 | 10000 | 0.42 |
| 7211C | 55 | 100 | 21 | 52.9 | 40.2 | 11000 | 14000 | 0.635 |
| 7211AC | 55 | 100 | 21 | 48.7 | 37.1 | 7600 | 9500 | 0.635 |
| 7211B | 55 | 100 | 21 | 44.1 | 33.8 | 5700 | 7600 | 0.635 |
| 7311B | 55 | 120 | 29 | 74.3 | 52 | 5000 | 6700 | 1.45 |
| 7012C | 60 | 95 | 18 | 35 | 30.6 | 11000 | 14000 | 0.45 |
| 7012AC | 60 | 95 | 18 | 31.9 | 28.1 | 7700 | 9700 | 0.45 |
| 7212C | 60 | 110 | 22 | 64 | 49.5 | 9500 | 13000 | 0.82 |
| 7212AC | 60 | 110 | 22 | 58.9 | 45.7 | 6900 | 8600 | 0.82 |
| 7212B | 60 | 110 | 22 | 53.4 | 41.6 | 5100 | 6900 | 0.82 |
| 7312B | 60 | 130 | 31 | 84.9 | 60.3 | 4600 | 6200 | 1.81 |
| 7412B | 60 | 150 | 35 | 119 | 86.7 | 3700 | 5100 | 2.85 |
| 7013C | 65 | 100 | 18 | 37.1 | 34.3 | 10000 | 13000 | 0.47 |
| 7013AC | 65 | 100 | 18 | 33.7 | 31.4 | 7200 | 9000 | 0.47 |
| 7213C | 65 | 120 | 23 | 73.1 | 58.7 | 8900 | 12000 | 1.02 |
| 7213AC | 65 | 120 | 23 | 67.3 | 54.2 | 6400 | 8000 | 1.02 |
| 7213B | 65 | 120 | 23 | 60.9 | 49.3 | 4800 | 6400 | 1.02 |
| 7313B | 65 | 140 | 33 | 96.1 | 69.3 | 4300 | 5800 | 2.22 |
| 7014C | 70 | 110 | 20 | 46.9 | 43 | 9200 | 12000 | 0.66 |
| 7014AC | 70 | 110 | 20 | 42.7 | 39.4 | 6600 | 8300 | 0.66 |
| 7214C | 70 | 125 | 24 | 75.9 | 60.2 | 8400 | 11000 | 1.12 |
| 7214AC | 70 | 125 | 24 | 69.8 | 55.6 | 6100 | 7600 | 1.12 |
| 7214B | 70 | 125 | 24 | 63.2 | 50.6 | 4600 | 6100 | 1.12 |
| 7314B | 70 | 150 | 35 | 108 | 78.9 | 4000 | 5400 | 2.7 |
| 7015C | 75 | 115 | 20 | 48 | 45.6 | 8700 | 11000 | 0.69 |
| 7015AC | 75 | 115 | 20 | 43.6 | 41.7 | 6300 | 7800 | 0.69 |
| 7215C | 75 | 130 | 25 | 86.1 | 70.6 | 8000 | 11000 | 1.23 |
| 7215AC | 75 | 130 | 25 | 79.2 | 65.2 | 5800 | 7200 | 1.23 |
| 7215B | 75 | 130 | 25 | 71.7 | 59.3 | 4300 | 5800 | 1.23 |
| 7915B | 75 | 160 | 37 | 125 | 98.5 | 3400 | 4500 | 3.3 |
| 7016C | 80 | 125 | 22 | 58.7 | 55.3 | 8000 | 11000 | 0.93 |
| 7016AC | 80 | 125 | 22 | 53.4 | 50.6 | 5800 | 7200 | 0.93 |
| 7216C | 80 | 140 | 26 | 92.8 | 77.5 | 7500 | 9900 | 1.5 |
| 7216AC | 80 | 140 | 26 | 85.3 | 71.5 | 5400 | 6700 | 1.5 |
| 7216B | 80 | 140 | 26 | 77.1 | 65 | 4000 | 5400 | 1.5 |
| 7316B | 80 | 170 | 39 | 127 | 100 | 3500 | 4700 | 3.85 |
| 7017C | 85 | 130 | 22 | 60.1 | 58.7 | 7600 | 10000 | 0.97 |
| 7017AC | 85 | 130 | 22 | 54.6 | 53.7 | 5500 | 6800 | 0.97 |
| 7217C | 85 | 150 | 28 | 107 | 90.6 | 7000 | 9200 | 1.87 |
| 7217AC | 85 | 150 | 28 | 98.6 | 83.6 | 5000 | 6300 | 1.87 |
| 7217B | 85 | 150 | 28 | 89.2 | 76 | 3800 | 5000 | 1.87 |
| 7317B | 85 | 180 | 41 | 137 | 112 | 3300 | 4400 | 4.53 |
| 7018C | 90 | 140 | 24 | 71.7 | 69.1 | 7100 | 9400 | 1.26 |
| 7018AC | 90 | 140 | 24 | 65.2 | 63.3 | 5100 | 6400 | 1.26 |
| 7218C | 90 | 160 | 30 | 123 | 105 | 6500 | 8600 | 2.3 |
| 7218AC | 90 | 160 | 30 | 113 | 96.7 | 4700 | 5900 | 2.3 |
| 7218B | 90 | 160 | 30 | 102 | 88 | 3500 | 4700 | 2.3 |
| 7318B | 90 | 190 | 43 | 148 | 124 | 3100 | 4200 | 5.3 |
| 7019C | 95 | 145 | 24 | 73.4 | 73.4 | 6700 | 8900 | 1.32 |
| 7019AC | 95 | 145 | 24 | 66.6 | 67.1 | 4800 | 6000 | 1.32 |
| 7219C | 95 | 170 | 32 | 133 | 112 | 6100 | 8100 | 2.78 |
| 7219AC | 95 | 170 | 32 | 122 | 103 | 4400 | 5500 | 2.78 |
| 7219B | 95 | 170 | 32 | 111 | 94 | 3300 | 4400 | 2.78 |
| 7319B | 95 | 200 | 45 | 158 | 137 | 3000 | 4000 | 6.12 |
Testing:
Roughness-machine
Roughness-machine
Vibration-&-noise-testing
Radial-clearance-check
Id-dial-comparator
Hardness-tester
Axial-Clarence-Machine
Digico-meter
Feeler-gauge
Roughness-and-contour
Packaging & Shipments:
Packaging Details:
1.tube /plastic bag+box+cartons+pallets
2.plastic bag+single box+cartons+pallets
3.industrial packing+cartons+pallets
Delivery Details:
Less than 1000PCS, deliver within 5 days by Express or Airplane.
More than 1000PCS, deliver within 15 days by sea.
Application:
Typical Applications: electric motors, fork lift trucks, pumps, textile machinery, transmissions, wire CZPT & spring machinery, medium belt conveyors, wood working machineries, and so on.
| Aviation Cargo Systems | Industrial Mixers & Shakers |
| Aerospace CZPT Actuators | Intrusion Detection Systems |
| Anemometer | Material Handling Rollers |
| ATMs & Card Readers | Medical Actuator |
| Bicycles | Medical Diagnostic Equipment |
| Commercial Blenders | Medical Imaging Equipment |
| Dental Hand Tools | Medical Laser Surgery |
| Electrical Motors | Medical Surgical Tools |
| Engines | Off Highway Cranes |
| Escalators and Elevators | Optical Encoders |
| Fishing Reels | Plastic Card Printers |
| Flight Support Systems | Power Hand Tools |
| Flow Meters | Printing Rollers |
| Galvanometers | Roller Doors |
| Gas Engine Pull Start Assembly | Scissor & Platform Lifts |
| Gas Meters | Sensors & Potentiometers |
| Gas Powered Motors | Solar Panels Actuators |
FAQ:
1. Are you a factory or a trading company?
ZheJiang XSY Bearing Co., Ltd. is a professional manufacture of deep groove ball bearings and other bearings.
2. Is OEM available?
Yes, OEM is available. We have professional designer to help your brand promotion.
3. Is the sample available?
Yes, samples are available for you to test the quality.
4. Have the products been tested before shipping?
Yes, all of our bearings have been tested before delivery.
5. How long is your delivery time?
As mentioned above, there are different types of shipping for your order. We make sure to deliver goods once all products are produced and tested.
6. What is your terms of payment ?
You can pay by T/T, L/C, Westunion, Paypal,etc., and it can be negotiated according to different orders with different amount.
7. Can we visit your factory ?
Sure. Welcome to XSY Bearing Co., Ltd. and offer your kind guidance.
8.How to stock and maintenance my bearings?
Do not store bearings directly on concrete floors, where water can condense and collect on the bearing;
Store the bearings on a pallet or shelf, in an area where the bearings will not be subjected to high humidityor extreme temperature that may result in condensation forming;
Always put oiled paper or, if not available, put plastic sheets between rollers and cup races of tapered roller bearings.
Contact us:
/* 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(/(.*?):(.*)$/))&&1
| Rolling Body: | Ball Bearings |
|---|---|
| The Number of Rows: | Single |
| Outer Dimension: | Medium and Large(120-190mm) |
| Samples: |
US$ 5/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 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.
How does Proper Lubrication Impact the Performance and Longevity of Tapered Roller Bearings?
Proper lubrication is essential for ensuring optimal performance and longevity of tapered roller bearings. Lubrication plays a critical role in reducing friction, preventing wear, and managing heat generated during operation. Here’s how proper lubrication impacts tapered roller bearings:
- Reduced Friction:
Lubrication forms a thin film between the rolling elements and raceways, reducing direct metal-to-metal contact. This minimizes friction and the associated heat generation, allowing the bearing to operate smoothly and efficiently.
- Wear Prevention:
Lubrication forms a protective barrier that prevents wear and surface damage. Without proper lubrication, friction can lead to accelerated wear, pitting, and even surface scoring, shortening the bearing’s lifespan.
- Heat Dissipation:
Effective lubrication helps dissipate heat generated during operation. This is especially crucial in high-speed applications where excessive heat can lead to premature bearing failure or degradation of lubricant properties.
- Corrosion Protection:
Lubrication helps create a barrier that protects bearing surfaces from environmental factors that could lead to corrosion. This is particularly important in applications exposed to moisture, chemicals, or other corrosive agents.
- Noise and Vibration Reduction:
Proper lubrication can dampen vibrations and reduce noise by providing a cushioning effect between the rolling elements and raceways. This contributes to smoother and quieter operation.
- Longevity:
Well-lubricated bearings experience less wear and stress, leading to extended service life. Bearings that are inadequately lubricated or run dry are prone to premature failure due to excessive wear, heat buildup, and damage to bearing surfaces.
- Efficiency:
Adequate lubrication maintains the bearing’s efficiency by minimizing energy losses due to friction. Bearings that lack proper lubrication require more energy to overcome higher friction levels, resulting in reduced efficiency.
- Lubrication Methods:
Various lubrication methods are available, including grease lubrication and oil lubrication. The choice depends on factors such as speed, load, temperature, and application requirements.
To ensure proper lubrication:
- Follow Manufacturer Recommendations:
Consult the bearing manufacturer’s recommendations for lubricant type, viscosity, and replenishment intervals.
- Monitor and Maintain:
Regularly monitor the condition of the lubricant and the bearing’s performance. Implement a maintenance schedule for lubricant replacement or replenishment.
- Environmental Considerations:
Consider the operating environment’s temperature, contamination levels, and exposure to external elements. Some applications may require special lubricants for extreme conditions.
In summary, proper lubrication is crucial for maintaining tapered roller bearings’ performance, preventing wear, reducing friction and heat, and extending their lifespan. A well-lubricated bearing contributes to smoother operation, lower maintenance costs, and improved efficiency.
editor by CX 2024-04-26
China Professional Excavator Bearing 180ba-2256 Angular Contact Ball Bearing 180*225*22 mm drive shaft bearing
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 |
|---|
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.
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 2024-04-16
China Slewing Bearing Ring Qnb1406*35 for Excavator PC300-3 bearing block
Item Description
Slewing ring bearing is also referred to as slewing ring, slewing bearing, turntable bearing, and rotary bearing.
Slewing ring bearing is a bearing that CZPT to bear axial load, radial load and overturning torque. Underneath standard situations, slewing ring bearings have their possess mounting holes, lubricant holes and seal holes, to meet up with the different needs of the numerous host working below the a variety of conditions
On the other hand, slewing ring bearing itself has attributes of compact framework, CZPT rotating hassle-free, straightforward to put in and keeping effortlessly.
two. Construction
two.1 Slewing ring bearings have various kinds as per distinct structures, below beneath is what we supplying now:
Single row ball slewing ring bearings
Double row ball slewing ring bearings
Crossed roller slewing ring bearings
A few row roller slewing ring bearings
Flange slewing ring bearings
two.2 The earlier mentioned slewing ring bearings can also be divided into 3 distinct kinds as for each diverse transmissions:
Slewing ring bearings with no equipment
Slewing ring bearings with external equipment
Slewing ring bearings with interior gear
3. Characteristics:
Slewing ring bearings have far more characteristics: compact composition, reputable manual, simple installation, and simply upkeep
four. Software:
Slewing ring bearings can be extensively utilized in lifting & transport machinery, mining equipment, building equipment, port hoisting equipment, port oil transfer tools, onshore and offshore crane, excavator, concrete machine, paper equipment, plastic and rubber equipment, weave machine, steel plant, digital electricity plant, wind energy generator, other construction and market devices or equipments and other big rotary gadget
Solitary row ball slewing ring bearing:
one.Slewing bearing is also referred to as slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
The one row ball slewing ring bearing is composed of 2 seat-rings. The balls contact with the round race at 4 factors, by way of which the axial power, radial drive and resultant minute could be born at the same time.
2.2. Composition
Slewing ring bearings have distinct kinds as for every diverse buildings, below below is what we providing now:
Single row ball slewing bearing has 3 various sorts:
Single row ball slewing bearing with no gear
One row ball slewing bearing with external gear
Single row ball slewing bearing with inside gear
One row ball slewing ring bearing
one.Slewing bearing is also referred to as slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
The solitary row ball slewing ring bearing is composed of 2 seat-rings. The balls make contact with with the round race at 4 factors, by means of which the axial pressure, radial power and resultant moment may be born concurrently.
2. Structure
Slewing ring bearings have diverse kinds as for every diverse buildings, listed here beneath is what we supplying now:
Solitary row ball slewing bearing has 3 various sorts:
Single row ball slewing bearing with no gear
Solitary row ball slewing bearing with exterior gear
Solitary row ball slewing bearing with inner gear
three. Features
Single row ball slewing ring bearings have following characteristics:
Compact in structure and gentle in weight.
four. Application:
Solitary row ball slewing ring bearings are extensively utilised in slewing conveyers, welding arm and positioned, medium duty cranes, excavators and other engineering devices
Double row ball slewing ring bearing:
one.Slewing bearing is also referred to as slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
The double row ball slewing bearing has 3 seat-rings. The metal balls and the retainers might be immediately organized into the upper and reduced racers. Two rows of steel balls with various diameters are fitted in accordance to the power. These kinds of open sort fitting is amazing practical, the loading angels at upper and reduce races are 90°which can carry the two of the axial power and capsizing instant. When the radial force is more substantial than 1/10 of the axial pressure, the races must be freshly created.
2. Composition:
Double row ball slewing bearing has 3 various sorts:
Double row ball slewing bearing with no equipment
Double row ball slewing bearing with exterior gear
Double row ball slewing bearing with internal gear
three. Characteristics:
Double row ball slewing ring bearings have pursuing functions:
Greater dimension of axial and radial and compact structure.
4. Application:
Double row ball slewing ring bearings are commonly used in Tower cranes which call for operating radius above medium range, vehicle crane and loading (unloading) machinery.
Double row ball slewing ring bearing:
1.Slewing bearing is also referred to as slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
The double row ball slewing bearing has 3 seat-rings. The metal balls and the retainers may be immediately arranged into the upper and decrease racers. Two rows of metal balls with different diameters are equipped in accordance to the pressure. Such open variety fitting is amazing hassle-free, the loading angels at higher and decrease races are 90°which can carry each of the axial power and capsizing moment. When the radial power is bigger than 1/ten of the axial drive, the races must be recently made.
two. Framework:
Double row ball slewing bearing has 3 diverse types:
Double row ball slewing bearing with no equipment
Double row ball slewing bearing with external gear
Double row ball slewing bearing with inside gear
three. Features:
Double row ball slewing ring bearings have adhering to characteristics:
Bigger dimension of axial and radial and compact composition.
4. Software:
Double row ball slewing ring bearings are widely used in Tower cranes which need operating radius in excess of medium variety, automobile crane and loading (unloading) equipment.
Crossed roller slewing ring bearing
one.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
With the cross roller Ring, cylindrical rollers are organized crosswise, with each and every roller perpendicular to the adjacent roller, in a 90° groove, separated from each and every other by a spacer retainer. This layout permits just 1 bearing to acquire masses in all instructions such as, radial, axial and second hundreds. Because the Cross-Roller Ring achieves substantial rigidity even with the minimal achievable dimensions of the internal and outer rings, it is optimum for programs this sort of as joints and swiveling units of industrial robots, swiveling tables of machining centers, rotary units of manipulators, precision rotary tables, healthcare tools, measuring instruments and IC production devices.
two. Framework:
Cross roller slewing bearing has 3 different varieties:
Cross roller ball slewing bearing with no gear
Cross roller ball slewing bearing with external gear
Cross roller ball slewing bearing with inner gear
three. Characteristics
Cross roller slewing ring bearings have adhering to functions:
one. Substantial precision: cross roller bearings can be produced substantial precision bearings, at P4, P2.
2. Substantial rigidity: These sequence roller bearings are with preload.
3. High load potential: This series roller bearing can support axial load, radial load, and tilting load.
four. Tiny volume: this collection roller bearing can save place for the machine.
four. Application
Cross roller slewing rings are extensively applied in the precision rotary table, rotary joint of manipulator, health care equipment, and measuring instrument and many others
Triple row roller slewing ring bearing
one.Slewing bearing is also referred to as slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
Three row roller slewing ring bearing has 3 seat-rings, which different the higher, decrease and radial raceway, through which the load of every row of the rollers may be specified. Therefore it can have different load simultaneously and its load capability is the largest 1 of the 4 kinds
two. Composition:
Triple row roller slewing bearing has 3 various varieties:
Triple row roller slewing bearing with no gear
Triple row roller slewing bearing with external gear
Triple row roller slewing bearing with inner gear
three. Features
Triple row roller slewing ring bearings have adhering to attributes:
Bigger axial and radial dimension, compact composition
four. Software
Triple row roller slewing rings are broadly utilised in weighty-duty devices which require big doing work radius, this sort of as bucket-wheel excavators, wheeled cranes, ship cranes, ladle turret, auto cranes etc.
Flange Slewing Bearing
1.Slewing bearing is also referred to as slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
Flange slewing bearing is a particular slewing ring bearing, it can have 1 flange in the outer ring, or 1 flange in the internal ring, even it can have 1 flange in the two internal ring and outer ring.
2. Composition:
Flange slewing bearing has 3 diverse varieties:
Flange slewing bearing with no gear
Flange slewing bearing with external gear
Flange slewing bearing with inner gear
three. Functions
Flange slewing bearings have following attributes:
Compact framework and simply installment.
four. Application
Flange slewing bearings are extensively used in tow truck, and other programs are the exact same as slewing bearings, these kinds of as lifting & transport equipment, mining equipment, construction equipment, excavator, concrete equipment, paper equipment, plastic and rubber equipment and metal plant.
Excavator Slewing Bearing
Excavator slewing bearing is a particular slewing ring bearing as per its apps. And it is a quite critical component for excavators, we can source excavator slewing bearings for equally second-hand excavators for routine maintenance and new excavators.
2. Framework:
Excavator slewing bearing are generally created as for every solitary row ball slewing bearing composition, and most of them are interior gear sorts, but some are exterior equipment types.
3. Features
Excavator slewing bearings have familiar characteristics as solitary row ball slewing ring bearings.
Compact structure, mild bodyweight and easily installment.
four. Software
Excavator slewing bearings are extensively employed for all brands of excavators, these kinds of as Komatsu, Hitachi, Kobelco, Sumitomo, Doosan, Hyundai, Samsung, Caterpillar, Daewoo, Kato, Volvo, Liebherr and so on.
|
US $150 / Set | |
1 Set (Min. Order) |
###
| Standard or Nonstandard: | Standard |
|---|---|
| Feature: | High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant |
| Sealing Gland: | Sealed On Both Sides |
| Rolling-Element Number: | Single-Row |
| Roller Type: | Spherical Raceway |
| Material: | Bearing Steel |
###
| Samples: |
US$ 1/Set
1 Set(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
|
US $150 / Set | |
1 Set (Min. Order) |
###
| Standard or Nonstandard: | Standard |
|---|---|
| Feature: | High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant |
| Sealing Gland: | Sealed On Both Sides |
| Rolling-Element Number: | Single-Row |
| Roller Type: | Spherical Raceway |
| Material: | Bearing Steel |
###
| Samples: |
US$ 1/Set
1 Set(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
What is the purpose of the bushing?
If you notice the truck making noises when cornering, the bushings may be worn. You may need to replace the ball joint or stabilizer bar, but a simple inspection will reveal that the noise is coming from the bushing. The noise from a worn bushing on a metal joint can mimic the sound of other problems in the suspension, such as a loose stabilizer bar or a failed ball joint.
Function
What is the purpose of the bushing? They play an important role in the operation of various mechanical parts. Their main functions include reducing the clearance between the shaft and the bearing and reducing the leakage of the valve. Bushings are used in different ways to ensure smooth operation and longevity. However, some new designers don’t appreciate the functionality of the case. So let’s discuss these features. Some of their most common applications are listed below.
First, the shell does a lot of things. They reduce noise, control vibration, and provide amazing protection for all kinds of industrial equipment. Large industrial equipment faces more wear, vibration and noise, which can render it completely inoperable. Bushings help prevent this by reducing noise and vibration. Bushing sets also extend equipment life and improve its performance. Therefore, you should not underestimate the importance of the casing in your device.
Another common function of bushings is to support components during assembly. In other words, the bushing reduces the risk of machine wear. In addition to this, they are superior to bearings, which are notoriously expensive to maintain. However, they are still useful, and their versatility cannot be overemphasized. If you’re considering installing one, you’ll be glad you did! These products have become a necessity in the modern industrial world. If you’re wondering how to choose one, here are some of the most common bushing uses.
Electrical bushings are an important part of many electrical equipment. They carry high voltage currents through the enclosure and provide an insulating barrier between live conductors and metal bodies at ground potential. They are made of a central conductive rod (usually copper or aluminum) and surrounding insulators made of composite resin silicone rubber. Additionally, the bushings are made of various materials. Whether copper, aluminum or plastic, they are an important part of many types of electrical equipment.
type
There are several different types of bushings on the market today. They may be cheap but they are of good quality. These products can be used in telephones, cable television, computer data lines and alarm systems. The key to buying these products online is finding the right appliance store and choosing a high-quality product. An online appliance store should have comprehensive information and ease of use. For the right electrical bushing, you should look for reliable online stores with the best prices and high quality products.
Capacitive grading bushings use conductive foils inserted into paper to stabilize the electric field and balance the internal energy of the bushing. The conductive foil acts as a capacitive element, connecting the high voltage conductor to ground. These types of bushings are sometimes referred to as capacitor grade bushings. Capacitive grading bushings are usually made of paper impregnated with epoxy resin or mineral oil.
When buying enclosures, you should know how they are used. Unlike ball bearings, bushings should be stored upright so that they are in the correct working position. This is because horizontal placement can cause air bubbles to form in the fill insulation. It is also important to store the bushing properly to prevent damage. The wrong way to store these components can result in costly repairs.
In addition to the physical structure, the bushing insulation must also be effective over the long term. It must resist partial discharge and working electric field stress. The material and design of the bushing can vary widely. Early on, porcelain-based materials were popular in bushing designs. Porcelain was chosen because of its low cost of production and very low linear expansion. Ceramic bushings, on the other hand, require a lot of metal fittings and flexible seals.
Durability
The RIG 3 Bushing Durability Test Standard simulates real-world service conditions for automotive bushings. This three-channel test standard varies casing loads and stresses by applying a range of different load conditions and various control factors. This test is critical to the durability of the case, as it accurately reproduces the dynamic loads that occur during normal use. This test is a key component of the automotive industry and is widely used in many industries.
The Advanced Casing Model has five modules to address asymmetry, nonlinearity, and hysteresis. This model also represents the CZPT lag model. The model can be parameterized in the time domain using MATLAB, and the results can be exported to other simulation software. The developed bushing model is a key component in the durability and performance of vehicle suspension components.
A conductive material is coated on the inner surface of the sleeve. The coating is chosen to conduct a certain amount of current. The conductive path extends from the blade spacer 126 to the sleeve projecting edge 204 and then through the housing 62 to the ground. The coating is made of a low friction material and acts as a wear surface against the bushing sidewall 212 and the housing 62 .
Another important factor in a bushing’s durability is its ability to friction. The higher the operating speed, the greater the load on the bushing. Since bushings are designed for lighter loads and slower speeds, they cannot handle large loads at high speeds. The P-max or V-max value of a bushing is its maximum load or speed at 0 rpm. The PV value must be lower than the manufacturer’s PV value.
price
If you need to replace the bushing on the control arm, you should understand the cost involved. This repair can be expensive, depending on the make and model of your car. Generally, you should pay between $105 and $180 for a replacement. However, you can choose to have it done by a mechanic at a lower cost. The labor cost for this job can be around $160, depending on your automaker.
The cost of replacing the control arm bushings can range from $200 on the low end to $500 on a luxury car. While parts are cheap, labor costs are the highest. Mechanics had to remove suspension and wheel assemblies to replace bushings. If you have some mechanical knowledge, you can replace the bushing yourself. Control arm bushings on the wheel side are usually about $20 each. Still, if you’re not a mechanic, you can save money by doing it yourself.
Install
Press-fit bushings are installed using a retaining ring with a diameter 0.3/0.4 mm larger than the inner diameter of the bushing. To ensure accurate installation, use a mechanically driven, pneumatic or hydraulic drill and insert the bushing into the appropriate hole. This process is best done using mounting holes with drilled holes for the clamps. Make sure the mounting hole is in the center of the bushing and free of debris.
Once the bushing is positioned, use a vise to install its nut. A cold bushing will compress and fit the shell better. Place the sleeve in the refrigerator for at least 24 hours to aid installation. After removing the bushing from the refrigerator, make sure it has enough diameter to fit into the enclosure. Next, place the opposite socket into the enclosure and use it as a stand. After a few minutes, the bushing should be fully seated in the housing.
Install the new bushing into the housing hole. If the previous one had a metal case, insert the new one through the taper. Always lubricate the inner and outer surfaces of the bushing. Then, apply pressure to the inner metal sleeve of the new bushing. You may notice that the new bushing does not exactly match the housing hole. However, that’s okay because the outer diameter of the bushing is larger than the outer diameter of the hub drive.
The installation of the bushing requires the use of the hydraulic unit 16 . Hydraulic unit 16 is located near the #1 journal of the camshaft and extends from #2 to #7. Hydraulic fluid forces piston 22 away from the outer end of cylinder 20 and pushes shaft 14 forward. The shaft is then moved forward, pushing the bushing 17 onto the piston. Multiple bushings can be installed in a single engine.
editor by czh 2023-01-26
China Excavator Diesel Engine Spare Parts 4jj1 Connecting Rod Bearing +0.5 drive shaft bearing
Solution Description
Excavator Diesel Motor Spare Elements 4JJ1 Connecting Rod Bearing +.5
As underneath are our organization scope
| Komatsu | Excavator:PC200-3-5-6-7-8,PC300-5-6-7-8,PC400-5-6-7-8,PC600,P650,PC1250
Wheel Loader :WA380-1-3,WA400-1,WA420-3,WA470-3,WA500-1,WA600-1 Bulldozer: D65 ,D85 ,D155, D275 ,D355, D375, D475 Engine: S6D95 S6D102 S6D107 S6D108 S6D114 S6D125 6D140 S6D155 S6D170 |
| Cummins | Motor: 6BT,6CT,M11,NT855,NH220,K19,K38,IK50,QSB6.7,QSM11 |
|
Caterpillar |
Excavator :320B,C,D 320DL 325B,C,D 330C,D 336D 345B.C,D 365C 385C,D 349D 390D. Bulldozer: D5C,D,M D6C,D,N,T,R D7G,D8K, D8H, D8L, D8N, D9G, H, D10N , D11N. Wheel Loader: 950, 966, 970, 977, 980, 983, 988 sequence . Eninge S6K 3066 C6.4 3116 3126 C7, C9, C-9 ,C13, C15, C18,3306 3046 3406E 3500 D342. |
HangZhou CZPT Worldwide Trade Co., Ltd. is located in HangZhou metropolis, the capital of ZheJiang Province. Main items are heavy truck accessories, light-weight truck elements, engineering equipment components and so on. Such as autoparts for ZheJiang ,for Delong F3000, for Sinotruk,for Howo,for CAT,for JCB, for SHXIHU (WEST LAKE) DIS.I, for XCMG, engine areas for Cummins,for SDEC,for DCEC,for Weichai, for Perkins,for Yanmar, for Komatsu, for Hino, for Doosan, for Kubota.We have excellent provider system.
Packaging & shipping
FAQ
Q1. What is your terms of packing?
A: Usually, we pack our products in neutral white containers and brown cartons. If you have legally registered patent, we can pack the goods in your branded bins following acquiring your authorization letters.
Q2. What is your conditions of payment?
A: T/T thirty% as deposit, and 70% just before shipping. We will demonstrate you the photographs of the merchandise and packages before you pay out the equilibrium.
Q3. What is your terms of shipping and delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your shipping time?
A: Generally, it will just take thirty to 60 days soon after acquiring your progress payment. The distinct supply time depends on the items and the amount of your order.
Q5. Can you create in accordance to the samples?
A: Yes, we can create by your samples or complex drawings. We can construct the molds and fixtures.
Q6. What is your sample coverage?
A: We can supply the sample if we have prepared elements in stock, but the customers have to pay out the sample price and the courier cost.
Q7. Do you check all your goods before supply?
A: Of course, we have one hundred% check ahead of shipping and delivery
Q8: How do you make our organization prolonged-expression and good connection?
A:1. We hold good good quality and competitive cost to guarantee our clients gain
2. We respect each client as our buddy and we sincerely do business and make buddies with them, no matter where they come from.
Get in touch with US
Speak to: Nicho Guo
|
US $8.5 / Piece | |
1 Piece (Min. Order) |
###
| Certification: | CCC, COP, ISO9001, CE |
|---|---|
| Standard Component: | Non-Standard Component |
| Technics: | Push |
| Material: | Copper |
| Type: | Cylinder Head |
| Model No: | 4jj1 |
###
| Customization: |
Available
|
|---|
###
| Komatsu | Excavator:PC200-3-5-6-7-8,PC300-5-6-7-8,PC400-5-6-7-8,PC600,P650,PC1250
Wheel Loader :WA380-1-3,WA400-1,WA420-3,WA470-3,WA500-1,WA600-1 Bulldozer: D65 ,D85 ,D155, D275 ,D355, D375, D475 Engine: S6D95; S6D102; S6D107; S6D108; S6D114; S6D125; 6D140; S6D155; S6D170 |
| Cummins | Engine: 6BT,6CT,M11,NT855,NH220,K19,K38,IK50,QSB6.7,QSM11 |
|
Caterpillar |
Excavator :320B,C,D; 320DL; 325B,C,D; 330C,D; 336D; 345B.C,D; 365C; 385C,D; 349D; 390D. Bulldozer: D5C,D,M; D6C,D,N,T,R; D7G,D8K, D8H, D8L, D8N, D9G, H, D10N , D11N. Wheel Loader: 950, 966, 970, 977, 980, 983, 988 series . Eninge S6K; 3066; C6.4; 3116; 3126; C7, C9, C-9 ,C13, C15, C18,3306; 3046; 3406E; 3500; D342. |
|
US $8.5 / Piece | |
1 Piece (Min. Order) |
###
| Certification: | CCC, COP, ISO9001, CE |
|---|---|
| Standard Component: | Non-Standard Component |
| Technics: | Push |
| Material: | Copper |
| Type: | Cylinder Head |
| Model No: | 4jj1 |
###
| Customization: |
Available
|
|---|
###
| Komatsu | Excavator:PC200-3-5-6-7-8,PC300-5-6-7-8,PC400-5-6-7-8,PC600,P650,PC1250
Wheel Loader :WA380-1-3,WA400-1,WA420-3,WA470-3,WA500-1,WA600-1 Bulldozer: D65 ,D85 ,D155, D275 ,D355, D375, D475 Engine: S6D95; S6D102; S6D107; S6D108; S6D114; S6D125; 6D140; S6D155; S6D170 |
| Cummins | Engine: 6BT,6CT,M11,NT855,NH220,K19,K38,IK50,QSB6.7,QSM11 |
|
Caterpillar |
Excavator :320B,C,D; 320DL; 325B,C,D; 330C,D; 336D; 345B.C,D; 365C; 385C,D; 349D; 390D. Bulldozer: D5C,D,M; D6C,D,N,T,R; D7G,D8K, D8H, D8L, D8N, D9G, H, D10N , D11N. Wheel Loader: 950, 966, 970, 977, 980, 983, 988 series . Eninge S6K; 3066; C6.4; 3116; 3126; C7, C9, C-9 ,C13, C15, C18,3306; 3046; 3406E; 3500; D342. |
What is a bushing?
What is a bushing? Basically, bushings are spherical or spherical bearings for machines with sliding or rotating shaft assemblies. Due to their excellent load-carrying capacity and anti-friction properties, these bushings are used in almost all industrial applications. This makes them useful in industries such as construction, mining, agriculture, transportation, hydropower, food processing and material handling.
Shell information
The demand for bushings is closely related to the global transformer market. Growing renewable energy sources and high replacement rates of aging grid infrastructure are driving the global demand for transformer bushings. Increased urbanization is another factor driving the demand for transformer bushings. Among global regions, Asia Pacific is the largest market for medium voltage transformer bushings. The following section provides a detailed analysis of the market.
Bulk-type bushings are used for lower voltage ratings and consist of a center conductor stud or tube and an insulator housing. They are available in dry or oil filled versions, and their oil content is shared with the transformer main tank. However, the trend is slowly turning towards RIP bushings. Regardless of how different types of bushings are used, it is important to understand the difference between them.
A recent CZPT survey indicated that bushings account for 17% of all transformer failures. Among them, 30% caused fire accidents and 10% caused explosions. This is not a small risk, especially for such important electrical components as transformers. Because casing is so important, utilities are increasingly looking to preventative maintenance. However, this requires continuous monitoring of the bushing and its insulation. There are many benefits to using online condition monitoring.
One of the main benefits of locating and replacing faulty bushings is improved operability and safety. If you notice that your car is unstable in the corners, your bushings are worn. Anti-roll bar bushings can also be a sign of bushing damage. Do not ignore these warning signs as they can have dangerous consequences. To avoid these potential problems, make sure to get your vehicle serviced as soon as you notice any of these symptoms.
Be sure to park your vehicle on a level surface before you start changing your car bushings. You may need to unlock the hood latch and apply the brakes before continuing. Then, open the valve cover. This will allow you to see the engine area and bushings. You should also check that the wheels are not moving and avoid placing sharp objects in the engine bay. If you have time, open the hood and if you can see the bushings, turn on the headlights.
type
There are various types of bushings, each serving a different purpose. Oil-filled types are the most common and are designed for vertical installations. On the other hand, the embedded ferrule can accommodate the connection to the wire leads in the lower end of the ferrule. This feature significantly reduces the length of the sump end of the casing, but also adds additional complexity and cost.
There are two basic types of bushings. The first is a solid pour and the second is a capacitive graded variety. Solid cast bushings are typically used for low voltage transformer windings, while gas insulated bushings are insulated with pressurized gas. Gas-insulated bushings are also used in SF6 circuit breakers. If you are in the market for a new bushing, be sure to consider its cantilever strength and design.
Electrical bushings are an important part of various electrical equipment. They help carry high-voltage current through the enclosure and act as an insulator between a live conductor and a metal body at ground potential. Bulk-type bushings consist of a central conductive rod (usually copper or aluminum) and an insulator (silicone rubber compound or composite resin) surrounding the rod.
Transformers require transformer bushings. The construction and materials used in the bushing play a key role in the durability and longevity of the transformer. Transformers with weak bushings can fail, causing extensive damage. Moisture or voids can cause insulation breakdown, resulting in extensive electrical damage. Appropriate materials and optimized construction can reduce electric field stress and extend the life of the bushing.
Capacitor grading bushings are more expensive and are used in almost all high voltage systems. They use a conductive layer within the insulating layer between the center conductor and the insulator. Different manufacturers use different materials to produce these bushings. Earlier, capacitor grading bushings were made of concentric ceramic cylinders with metallized surfaces. They are also made from laminated cardboard tubes with conductive layers.
Function
A bushing is a support member that performs its function by acting as a washer and reducing noise and vibration. Bushings are used in valve covers and are made of corrosion-resistant materials to perform these functions. These products can be found in all types of machinery from cars to airplanes. Below are some common uses for bushings. Read on to discover more. Here are some of the most important features of the shell.
Electrical bushings transmit electricity. They can be used in circuit breakers, transformers, power capacitors and shunt reactors. The conductors of the bushing can be built directly into the bushing or through the bushing. Both current and voltage represent electricity. The bushing must have insulation capable of withstanding the voltage and its current-carrying conductors must be capable of carrying the rated current without overheating the adjacent insulation.
The bushing wraps around the stem, which is a relatively simple replacement part. It is a hardened part that prevents leaks and improves sealing. Plus, its low-cost replacement makes it a very easy-to-machine part. Bushings are also used in valves for guiding purposes. These two features make bushings an important part of many machines and applications. So, learn more about them.
Copper and brass are commonly used bushing materials. They have high compressive strength and high surface pressure. This material is suitable for bearings in low speed situations and heavy duty applications. Copper and brass are the most common types of casings, and they are both made in China. They are all relatively inexpensive and are available in a variety of materials and sizes. If you are considering purchasing a casing, keep in mind that it must meet national standards.
cost
Whether you’re looking for a replacement bushing for your rear suspension or just need to replace the fork, you have a few different options. The two main types of bushings are coated and uncoated. If you want to save money on bushing replacements, you should consider getting a cheaper lower fork. Whether you’re replacing bushings to improve ride quality or prevent damage to your wheel loader, you’ll find a bushing replacement option that fits your budget.
While most cars are compatible with bushings, some iconic parts from premium brands like BMW and Mercedes require special tools to replace. If you are not confident in your mechanical abilities, consider hiring a mechanic to do it. Mechanical replacement bushings typically range from $200 to $500. If you’re comfortable with mechanics and have some mechanical knowledge, you can save money by trying the job yourself. For example, control arm bushings range in price from $20 to $80. It is important to check the alignment after replacing the bushing to avoid further damage.
Control arm bushing replacements are usually relatively inexpensive, but you may need to replace several at the same time. You should check the prices of several mechanics before making a decision. You can easily save between $50 and $100 by comparing quotes. Plus, you’ll save a lot of money by finding the right mechanic for the job. You can also use an online comparison tool to compare prices. You can find a mechanic that suits your needs at an affordable price.
Control arm bushings are also an inexpensive way to replace parts of a car’s front or rear suspension. Typically, control arm bushings are made of two metal cylinders covered with a thick layer of rubber. They wear out due to accidents, potholes and off-roading. They are mounted with a bolt that goes through the inner barrel. It is important to replace these bushings as often as needed to improve operation.
editor by czh 2023-01-08
China Construction Machinery Excavator Undercarriage Parts Track Roller Bearings for Komatsu deep groove ball bearing
Item Description
Observe roller
Substance: 50Mn
Technologies: Forging
Finish: Easy
Hardness: HRC50-sixty
Deepth: 4mm-10mm
Warmth therapy: Quenching
Proportions:OEM Regular
Port: HangZhou
Offer Potential: one hundred,000 Piece/Pieces for every Thirty day period can enhance
Packaging Element: Picket scenario/pallet
Shipping Detail: 10-20 times soon after the payment
Certification: ISO9002
Guarantee time: 6 months
Provider: OEM and following-sale support
Our company can provide the Design underneath:
Komatsu:
PC40-7 PC60-5-6-7 PC75 PC100-3-5 PC120-5 PC130 PC200-2-3-4-5-6-7-8 PC220-1-3-5 PC230 PC240 PC300-1-5-6-7 PC400-1-3-five
Hitachi:
EX40 EX55 ZX55 EX55-5B EX60-2-3 EX70(ZX70) EX100M EX100-1-2-3-5 EX120 EX150 EX160 EX200-1-2-3-5 ZX200 ZX210 EX220 ZX230 EX300-1-2-3-5 EX330 EX400 UH08 UH07 UH10 UH14
Sumitomo:
SH60 SH65 SH100 SH120-A3 SH120 SH200 SH220-1-5 SH260 SH280 SH300-1-2-3 SH340 SH580-5 S25 S35 S120 S160 S250 S260 S265F2 S280 S280F2 S280FA
Kobelco:
SK30 SK40 SK60 SK100 SK120 SK200-1-6 SK220-1-3 SK230-3-6 SK300 SK320 SK07-1-2-7 SK07N2 SK09
Caterpillar:
E70 E110 E120B E180 E200B E240 E300B E307 CAT311 CAT312 E320 E325 E330 E450 MS180
Daewoo:
DH55 DH60 DH70 DH80 DH150 DH150W DH175 DH200 DH210 DH215-7-9 DH220-3-5-7 DH225 DH255 DH258 DH280 DH300 DH320 DH330 DH340 DH370 DH400
Kato:
HD250 HD250SE HD400 HD450 HD500 HD510 HD550 HD550SE HD650 HD700 HD770 HD800 HD1250 HD1430
Hyundai:
R55 R60-5-7-9 R80 R110 R130-1-2-7 R150 R190 R200-1-2 R210 R215 R220 R225-7 R265 R290 R305 R455
Volvo:
EC55B EC60C EC140B EC200B EC210B EC240B EC290B EC360B EC460B EC550
Bulldozer:
D20 D31 D50 D60 D65 D30 D40 D60-3 D6B D5 D80 D85 D3C D4C D4D D75 D80A-7 D4E D4H-1 D31-fifteen D31-eighteen D50-15 D50-sixteen D6D D5H D8N D9N D155 D31 D355 D10
HangZhou Fortune Equipment Co., Ltd. is 1 of main companies and exporters of undercarriage parts for excavators and bulldozers for more than 10 a long time in China. Its factory is positioned at HangZhou City of ZheJiang Province, very in close proximity to HangZhou Port with a very practical transportation.
HangZhou Fortune Machinery mostly supply undercarriage substitution areas this sort of as observe rollers, best rollers, sprockets, segments, loafer assy, track hyperlink assy, track shoe, bucket, bucket enamel, bucket website link, I link, reducing side, finish bits, bushings pins, bolts and nuts for excavators and bulldozers. Its goods are relevant for most renowned can make this sort of as Komatsu, Hitachi, Caterpillar, Kobelco, Kato, Daewoo, Hyundai, CZPT and so on. Most merchandise are exported to European, Southeast Asia, Center East, South The usa and many others.
With the principal “Great top quality and Ideal providers at realistic charges”, we strive to continuously improve our generation approach to offer greater items at far better charges. We cordially welcome the clients from all above the entire world to check with and pay a visit to, on the basis of mutual gain and creat refulgence jointly.
| Brand name | ||||||||
| KOMATSU | PC30 | PC40 | PC45 | PC60 | PC75 | PC100 | PC120 | PC200 |
| EXCAVATOR | PC220 | PC300 | PC350 | PC400 | ||||
| CATERPILLAR | E70B | E110 | E120 | E200B | E307 | E311 | E312 | E320 |
| EXCAVATOR | E322 | E325 | E300B | E330 | ||||
| KOMATSU | D20 | D21 | D30 | D31 | D37 | D40 | D50 | D60 |
| BULLDOZER | D63 | D65 | D80 | D85 | D135 | D155 | D355 | D375 |
| CATERPILLAR | D3C | D3D | D4 | D4C | D4D | D4E | D5 | D5H |
| BULLDOZER | D6 | D6C | D6D | D6H | D7E | D7G | D8N | D9N |
| HITACHI | EX30 | EX40 | EX60 | EX100 | EX120 | EX200 | EX220 | EX300 |
| EX400 | ZAX200 | ZX330 | ZX350 | UH07 | UH081 | UH083 | ||
| DAEWOO | DH55 | DH200 | DH220 | DH280 | DH300 | DH320 | ||
| HYUNDAI | R55 | R110 | R130 | R150 | R200 | R210 | R250 | R290 |
| KEBELCO | SK60 | SK100 | SK120 | SK200 | SK220 | SK300 | K904 | K907 |
| MITSUBISHI | MS110 | MS120 | MS140 | MS180 | ||||
| KATO | HD140 | HD250 | HD400 | HD550 | HD700 | HD850 | HD900 | HD1220 |
| SAMSUNG H.I. | MX8 | SE200 | SE210 | SE280 | MX292 | SE350 | ||
| SUMITOMO | SH70 | SH100 | SH120 | SH160 | SH200 | SH280 | SH300 | SH340 |
Contact us:
HangZhou Fortune Equipment Co., Ltd.
Contact person:James
www.fortunepart.com
| Type: | Crawler |
|---|---|
| Application: | Excavator |
| Certification: | CE, ISO9001: 2000 |
| Condition: | New |
| Material: | 50mn |
| Hardness: | HRC50–55 |
###
| Customization: |
Available
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|---|
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| BRAND | ||||||||
| KOMATSU | PC30 | PC40 | PC45 | PC60 | PC75 | PC100 | PC120 | PC200 |
| EXCAVATOR | PC220 | PC300 | PC350 | PC400 | ||||
| CATERPILLAR | E70B | E110 | E120 | E200B | E307 | E311 | E312 | E320 |
| EXCAVATOR | E322 | E325 | E300B | E330 | ||||
| KOMATSU | D20 | D21 | D30 | D31 | D37 | D40 | D50 | D60 |
| BULLDOZER | D63 | D65 | D80 | D85 | D135 | D155 | D355 | D375 |
| CATERPILLAR | D3C | D3D | D4 | D4C | D4D | D4E | D5 | D5H |
| BULLDOZER | D6 | D6C | D6D | D6H | D7E | D7G | D8N | D9N |
| HITACHI | EX30 | EX40 | EX60 | EX100 | EX120 | EX200 | EX220 | EX300 |
| EX400 | ZAX200 | ZX330 | ZX350 | UH07 | UH081 | UH083 | ||
| DAEWOO | DH55 | DH200 | DH220 | DH280 | DH300 | DH320 | ||
| HYUNDAI | R55 | R110 | R130 | R150 | R200 | R210 | R250 | R290 |
| KEBELCO | SK60 | SK100 | SK120 | SK200 | SK220 | SK300 | K904 | K907 |
| MITSUBISHI | MS110 | MS120 | MS140 | MS180 | ||||
| KATO | HD140 | HD250 | HD400 | HD550 | HD700 | HD850 | HD900 | HD1220 |
| SAMSUNG H.I. | MX8 | SE200 | SE210 | SE280 | MX292 | SE350 | ||
| SUMITOMO | SH70 | SH100 | SH120 | SH160 | SH200 | SH280 | SH300 | SH340 |
| Type: | Crawler |
|---|---|
| Application: | Excavator |
| Certification: | CE, ISO9001: 2000 |
| Condition: | New |
| Material: | 50mn |
| Hardness: | HRC50–55 |
###
| Customization: |
Available
|
|---|
###
| BRAND | ||||||||
| KOMATSU | PC30 | PC40 | PC45 | PC60 | PC75 | PC100 | PC120 | PC200 |
| EXCAVATOR | PC220 | PC300 | PC350 | PC400 | ||||
| CATERPILLAR | E70B | E110 | E120 | E200B | E307 | E311 | E312 | E320 |
| EXCAVATOR | E322 | E325 | E300B | E330 | ||||
| KOMATSU | D20 | D21 | D30 | D31 | D37 | D40 | D50 | D60 |
| BULLDOZER | D63 | D65 | D80 | D85 | D135 | D155 | D355 | D375 |
| CATERPILLAR | D3C | D3D | D4 | D4C | D4D | D4E | D5 | D5H |
| BULLDOZER | D6 | D6C | D6D | D6H | D7E | D7G | D8N | D9N |
| HITACHI | EX30 | EX40 | EX60 | EX100 | EX120 | EX200 | EX220 | EX300 |
| EX400 | ZAX200 | ZX330 | ZX350 | UH07 | UH081 | UH083 | ||
| DAEWOO | DH55 | DH200 | DH220 | DH280 | DH300 | DH320 | ||
| HYUNDAI | R55 | R110 | R130 | R150 | R200 | R210 | R250 | R290 |
| KEBELCO | SK60 | SK100 | SK120 | SK200 | SK220 | SK300 | K904 | K907 |
| MITSUBISHI | MS110 | MS120 | MS140 | MS180 | ||||
| KATO | HD140 | HD250 | HD400 | HD550 | HD700 | HD850 | HD900 | HD1220 |
| SAMSUNG H.I. | MX8 | SE200 | SE210 | SE280 | MX292 | SE350 | ||
| SUMITOMO | SH70 | SH100 | SH120 | SH160 | SH200 | SH280 | SH300 | SH340 |
Bushing Application, Type and Compression Capability
Bushings are cylindrical bushings used in machinery. It prevents wear of moving parts and is often used as an enclosure. Bushings are also known as plain bearings or sleeve bearings. You may be wondering what these parts do and how they work, but this article aims to answer all your questions. We’ll cover bushing applications, types and compression capabilities so you can choose the right one for your needs.
application
A bushing is a mechanical component that plays an important role in many different fields. In addition to being very practical, it helps reduce noise, vibration, wear and provides anti-corrosion properties. These properties help mechanical equipment in various ways, including making it easier to maintain and reducing its overall structure. The functionality of an enclosure depends on its purpose and environment. This article will discuss some of the most common applications of casing.
For example, in an aircraft, the bushing assembly 16 may be used for the bulkhead isolator 40 . The bushing assembly 16 provides the interfaces and paths required for current flow. In this manner, the sleeve assembly provides a secure, reliable connection between two objects with different electrical charges. They also prevent sparking by increasing the electrical conductivity of the component and reducing its resistivity, thereby minimizing the chance of spark formation.
Another common application for bushings is as a support shaft. Unlike bearings, bushings operate by sliding between two moving surfaces. As a result, they reduce friction and handling stress, reducing overall maintenance costs. Typically, the bushing is made of brass or bronze. The benefits of bushings are similar to those of bearings. They help extend the life of rotating machines by reducing frictional energy loss and wear.
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type
There are several types of bushings. Among them, the SF6 insulating sleeve has the simplest structure and is based on composite hollow insulators. It also has several metal shielding cylinders for regulating the electric field within the enclosure and another for grounding the metal shield. In addition to being lightweight, this sleeve is also very durable, but the diameter of its shield electrode is very large, which means special installation and handling procedures are required.
Linear bushings are usually pressed into the bore of the shaft and provide support as the shaft moves in/out. Non-press-fit bushings are held in place by snap rings or pins. For certain applications, engineers often choose bushings over bearings and vice versa. That’s why. Below are some common bushing types. If you need to buy, make sure you know how to tell them apart.
OIP bushings are used for oil-filled cable boxes, and oil-to-oil bushings are used for EHV power transformers. The main components of the OIP enclosure are shown in Figure 7a. If you are considering this type of bushing for your specific application, you need to make sure you understand your specific requirements. You can also consult your local engineering department for more information.
All types of bushings should be tested for IR and capacitance. The test tap should be securely attached to the bushing flange. If damaged bushings are found, replace them immediately. Be sure to keep complete records of the enclosure for routine maintenance and any IR testing. Also, be sure to pay attention to tan d and thermal vision measurements.
Compressive ability
There are several things to consider when choosing an enclosure. First, the material. There are two main types of bushings: those made of filled Teflon and those made of polyester resin. The former has the highest compressive strength, while the latter has a lower compressive capacity. If you need small amounts, glass-filled nylon bushings are the most common and best option. Glass-filled nylon is an economical material with a compressive strength of 36,000 lbs.
Second, the material used for the enclosure must be able to withstand the load. For example, bronze bushings can cause metal shavings to fall into the papermaking process. CG materials can withstand very high levels of moisture, which can damage bushings that require lubrication. Additionally, these materials can operate for extended periods of time without lubrication. This is particularly advantageous in the paper industry, since the casing operates in a humid environment.
In addition to the material and its composition, other characteristics of the enclosure must also be considered, including its operating temperature. Although frictional heat from moving loads and the temperature of the bushing itself can affect the performance of the bushing, these factors determine its service life. For high temperature applications, the PV of the enclosure should be kept low. On the other hand, plastic bushings are generally less heat resistant than metal bushings. In addition, plastic sleeves have a high rate of thermal expansion. To avoid this, size control is also important.
Low pressure bushings have different requirements. An 800 MVA installation requires a low voltage bushing rated at 14 000 A. The palm assembly of the transformer also features a large central copper cylinder for electrical current. The bushing must withstand this amount of current and must maintain an even distribution of current in the transformer tank. If there is a leak, the bushing must be able to resist the leak so as not to damage the transformer.
cost
The cost of new control arm bushings varies widely. Some parts are cheaper than others, and a new part is only $200. However, if you replace the four control bushings in your car, the cost can exceed $1,200. The cost breakdown for each section is listed below. If you plan to replace all four, the cost of each bushing may range from $200 to $500.
The control arm bushing bears the brunt of the forces generated by the tire and is parallel to the direction of the force. However, over time, these components wear out and need to be replaced. Replacing one control arm bushing costs between $300 and $1,200. However, the cost of replacing each arm bushing depends on your car model and driving habits. The control arm bushings should last about 100,000 miles before needing replacement.
The repair process for control arm bushings is time consuming and expensive. Also, they may need to remove the heat shield or bracket. In either case, the procedure is simple. Stabilizer bar brackets are usually attached with one or two mounting bolts. They can also be secured with nuts or threaded holes. All you need is a wrench to remove them.
The control arm bushings are made of two metal cylinders and a thick rubber bushing. These parts can deteriorate from potholes, off-roading or accidents. Because they are made of rubber, the parts are more expensive than new. Buying used ones can save you money because you don’t need to install them yourself. However, if you do plan on fixing a luxury car yourself, be sure to find one that has a warranty and warranty.
maintain
To prevent your vehicle from overheating and leaking oil, a properly functioning bushing must be used. If the oil level is too low, you will need to check the mounting bolts to make sure they are properly tightened. Check gasket to ensure proper compression is applied, replace bushing if necessary. You should notify your vehicle manufacturer if your vehicle is immersed in oil. Whenever an oil leak occurs, it is very important to replace the oil-filled bushing.
Another important aspect of bushing maintenance is the detection and correction of partial discharges. Partial discharge is caused by current entering the bushing. Partial discharge can cause tree-like structures, cracks and carbonization in the discharge channel, which can eventually damage the casing. Early detection of these processes is critical to ensuring that your vehicle’s bushings are properly maintained. Identifying and repairing partial discharges is critical to ensuring optimal operation, regardless of the type of pump or motor.
To diagnose casing condition, perform several tests. You can use tan d measurement, which is a powerful tool for detecting the ingress of water and moisture. You can also use power factor measurements to detect localized defects and aging effects. You can also check the oil level by performing an infrared check. After completing these tests, you will be able to determine if there is enough oil in the casing.
If the oil level in the transformer is too low, water and air may leak into the transformer. To avoid this problem, be sure to check the MOG and transformer oil levels. If the silicone is pink, replace it. You should also check the function of the oil pump, fan and control circuits annually. Check the physical condition of the pump and fan and whether they need to be replaced. Clean the transformer bushing with a soft cotton cloth and inspect for cracks.
editor by czh 2022-12-19