Product Description
Product Description
Bicycle headsetAngular Contact Bearing(ACB)is application for 1″, 1-1/8″, 1-1/4″ and 1-1/2″internal & semi-intergrated headsets.
Bicycle Brand: Cannondale;Giant;Kona;Marin;Niner;Pivot;Scott;Specialized;Trek;Yeti.etc
Item No.: AC46.5*60*8
Type: Bicycle headset Bearing
Material: chrome steel GCr15 / AISI52100.
Bore diameter: 46.5mm Outer diameter : 60mm Width(Height/Thickness): 8mm
Size: 46.5*60*8mm
Cage/retainer : Nylon PA66+25%GF.
Seal : rubber seal, double-sealed.
Balls: chrome steel GCr15 / AISI52100.
Lubrication: Mobil XHP-222 or HTHS #2.
| Item No. | Bore diameter (mm) |
Outer diameter (mm) |
Width(Height/Thickness) (mm) |
Closures |
| AC46.5*60*8 | 46.5 | 60 | 8 | 1 Rubber seals(NBR) |
Detailed Photos
AC46.5*60*8
Our company provides high-precision homemade bearing of ordinary material, including deep groove ball bearing and full complement cylindrical roller bearings.
The material refers to high-quality bearing steel, thermal treatment technology is put under strict control, and it is CZPT to carry out cryogenic treatment. And full complement cylindrical roller bearings adopts advanced roller CZPT for thermal treatment. Other technologies are all processed by full-automatic and semiautomatic equipment, and the production technology and quality control are arranged as per P5 precision. It products widely support home and abroad manufacturers of electric tools, mechanical equipment, automobile components, etc.
Manufacture Equipment
Company Profile
HangZhou WOLEE INDUSTRIAL CO.,LTD
HangZhou WOLEE induststial Co., Ltd. was founded in 2015. It is a professional company which engages in import and export of industrial components and is a professional production base with joint stocks.
The company mainly operates bearings and other industrial components such as chain, CZPT rail, gear and micro gearbox. Its products are widely used in the fields of metallurgy, mining, papermaking, petrochemical, power, railway, aviation, cement, textile, machinery, etc., it has lots of clients among these fields and has accumulated rich experience to meet different demands of all sectors. At present, its trade scale expands increasingly, its clients are all across the world, and it wins the trust of home and abroad clients by virtue of good reputation.
The company adheres to the tenet of “people first, quality first, credit first and reputation first” and provides each client with top service.
It heartily hopes to join hands with you to create a wonderful world.
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| Aligning: | Non-Aligning Bearing |
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| Separated: | Unseparated |
| Rows Number: | Single |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | Order Sample |
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Shipping Cost:
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about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can you explain the primary functions of radial bearings in machinery and equipment?
Radial bearings play several primary functions in machinery and equipment. They are essential components that provide support, facilitate smooth rotation, and minimize friction in various mechanical systems. Here is a detailed explanation of the primary functions of radial bearings:
1. Load Support:
The primary function of radial bearings is to support loads in machinery and equipment. Radial bearings are designed to withstand radial loads, which are forces that act perpendicular to the shaft’s axis. These loads can include the weight of rotating shafts, belts, pulleys, or other components that exert a radial force. Radial bearings distribute the load evenly across the rolling elements and transmit it to the stationary outer ring. By supporting and distributing the load, radial bearings prevent excessive stress on the rotating components and ensure smooth operation.
2. Facilitating Smooth Rotation:
Radial bearings are crucial for facilitating smooth rotation in machinery and equipment. The rolling elements, such as balls or rollers, in a radial bearing roll between the inner and outer rings. This rolling action reduces friction and enables smooth motion of the rotating shaft or assembly. The low friction provided by radial bearings minimizes energy loss and allows machinery to operate efficiently. By enabling smooth rotation, radial bearings contribute to the overall performance and functionality of the machinery or equipment.
3. Reducing Friction and Power Loss:
Friction is an inherent challenge in mechanical systems that can lead to power loss, heat generation, and premature wear. Radial bearings are designed to minimize friction between the rolling elements and raceways. The rolling motion of the elements reduces sliding friction, resulting in lower power loss and improved energy efficiency. By reducing friction, radial bearings help optimize the performance of machinery and equipment, allowing them to operate with increased reliability and efficiency.
4. Absorbing and Damping Vibrations:
Machinery and equipment can experience vibrations due to various factors, such as imbalances, misalignments, or external forces. Radial bearings play a role in absorbing and damping vibrations within the system. The rolling elements and the bearing structure act as a buffer, absorbing and dissipating vibrations generated during operation. By absorbing vibrations, radial bearings reduce the impact on other components, minimize the risk of damage or excessive wear, and contribute to a smoother and quieter operation of the machinery.
5. Supporting Axial Loads (Limited):
Although radial bearings are primarily designed to support radial loads, they can also withstand limited axial (thrust) loads. Axial loads are forces that act parallel to the shaft’s axis, such as thrust or pushing forces. While radial bearings are not specifically optimized for axial loads like dedicated thrust bearings, they can handle moderate axial loads that may be present in certain applications. However, it is important to consider the axial load capacity of the specific radial bearing and ensure that the applied axial load remains within its limits.
6. Enabling Compact and Space-Efficient Designs:
Radial bearings offer the advantage of enabling compact and space-efficient designs in machinery and equipment. Their ability to support loads and facilitate smooth rotation allows engineers to design systems with smaller dimensions and tighter tolerances. By using radial bearings, machinery and equipment can be more compact, lightweight, and efficient without compromising their performance or load-carrying capabilities. This space-saving feature is particularly valuable in applications where space constraints or weight considerations are critical factors.
7. Providing Mechanical Stability:
Radial bearings contribute to the mechanical stability of machinery and equipment. They help maintain the proper alignment of rotating components, preventing excessive vibration, misalignment, or skewing. The precise fit and alignment of the bearing components ensure that the rotating shaft or assembly operates within the desired tolerances. This mechanical stability provided by radial bearings is crucial for the overall performance, reliability, and longevity of the machinery or equipment.
In summary, the primary functions of radial bearings in machinery and equipment include load support, facilitating smooth rotation, reducing friction and power loss, absorbing and damping vibrations, supporting limited axial loads, enabling compact designs, and providing mechanical stability. Radial bearings play a critical role in optimizing the performance, reliability, and efficiency of various mechanical systems.
What is the impact of proper lubrication on the performance and lifespan of radial bearings?
Proper lubrication plays a crucial role in the performance and lifespan of radial bearings. It is essential to provide adequate lubrication to minimize friction, reduce wear, and ensure reliable operation. Here’s a detailed explanation of the impact of proper lubrication on the performance and lifespan of radial bearings:
1. Friction Reduction:
Proper lubrication forms a thin film of lubricant between the rolling elements and raceways of the bearing. This lubricating film reduces friction and minimizes the resistance to rotation, allowing the bearing to operate smoothly. Reduced friction results in lower energy consumption, decreased heat generation, and improved overall efficiency of the bearing system.
2. Wear Prevention:
Effective lubrication helps prevent wear and damage to the bearing surfaces. The lubricant forms a protective layer that separates the rolling elements from the raceways, preventing direct metal-to-metal contact. This separation minimizes wear, surface fatigue, and the risk of premature bearing failure. Proper lubrication significantly extends the lifespan of radial bearings by preserving their working surfaces.
3. Temperature Control:
Lubrication plays a critical role in controlling the operating temperature of radial bearings. The lubricant absorbs and dissipates heat generated during operation, preventing excessive temperature rise. Adequate lubrication helps maintain the bearing within the optimal temperature range, reducing the risk of thermal damage and preserving the integrity of the bearing components.
4. Contamination Protection:
Proper lubrication forms a barrier against contaminants such as dirt, dust, moisture, and particles. The lubricant acts as a protective shield, preventing these contaminants from entering the bearing and causing damage. Effective lubrication helps maintain the cleanliness of the bearing, reducing the risk of abrasive wear, corrosion, and other forms of contamination-induced failure.
5. Corrosion Prevention:
Lubrication helps prevent corrosion and rust formation on the bearing surfaces. The lubricant forms a protective film that acts as a barrier, preventing moisture and corrosive agents from reaching the metal surfaces. By inhibiting corrosion, proper lubrication enhances the longevity and reliability of radial bearings, particularly in demanding environments or applications exposed to moisture and corrosive substances.
6. Noise and Vibration Reduction:
Effective lubrication contributes to reducing noise and vibration levels in radial bearings. The lubricant absorbs and dampens the vibrations generated during operation, resulting in smoother and quieter bearing performance. Proper lubrication helps minimize noise pollution, enhances user comfort, and improves the overall operation of machinery and equipment.
7. Load Capacity Enhancement:
Appropriate lubrication can enhance the load-carrying capacity of radial bearings. The lubricant’s lubricating properties and film thickness help distribute the applied loads evenly across the bearing surfaces, reducing stress concentrations. This allows the bearing to support higher loads and handle heavier operating conditions without compromising its performance or lifespan.
8. Reliability and Longevity:
Overall, proper lubrication significantly enhances the reliability and longevity of radial bearings. It minimizes wear, reduces friction, prevents damage, controls temperature, protects against contamination, inhibits corrosion, reduces noise and vibration, and improves load-carrying capacity. By ensuring optimal lubrication conditions, the performance and lifespan of radial bearings are maximized, leading to improved equipment uptime, reduced maintenance requirements, and increased operational efficiency.
In conclusion, proper lubrication is essential for achieving optimal performance, longevity, and reliability of radial bearings. It minimizes friction, reduces wear, controls temperature, protects against contamination and corrosion, and enhances load-carrying capacity. Regular monitoring and maintenance of lubrication conditions are crucial to ensure the continued smooth operation and extended lifespan of radial bearings.
What is the role of cage design and materials in radial bearing performance and durability?
The cage design and materials used in radial bearings play a crucial role in their performance and durability. The cage, also known as the bearing retainer or separator, holds the rolling elements (such as balls or rollers) in position relative to each other. It serves multiple functions that directly impact the overall performance and longevity of the bearing. Here’s a detailed explanation of the role of cage design and materials in radial bearing performance and durability:
1. Positioning and Guidance:
The primary function of the cage is to position and guide the rolling elements within the bearing. It ensures proper spacing and alignment between the rolling elements, preventing them from coming into contact with each other. The cage helps maintain a uniform load distribution and prevents excessive friction or wear that can occur when the rolling elements are allowed to move freely. An effective cage design and material selection are essential for maintaining accurate positioning and guidance of the rolling elements, resulting in improved performance and durability of the bearing.
2. Friction and Heat Generation:
The cage design and materials significantly influence the friction and heat generation within the bearing. The cage should have low friction characteristics to minimize energy losses and prevent excessive heat buildup. A well-designed cage with appropriate materials can reduce contact friction between the rolling elements and the cage itself, resulting in lower operating temperatures and improved efficiency. Additionally, the cage should have good thermal conductivity to dissipate heat effectively, preventing thermal damage to the bearing components.
3. Lubricant Distribution:
The cage design plays a role in facilitating the distribution of lubricant within the bearing. It should allow for proper lubricant flow and distribution to ensure all bearing surfaces are adequately lubricated. Effective lubrication helps reduce friction, minimize wear, and prevent premature failure. The cage should have features or cutouts that allow lubricant to reach all contact points between the rolling elements and the raceways, ensuring optimal lubrication throughout the bearing’s service life.
4. Load Handling Capacity:
The cage design and materials contribute to the load handling capacity of the bearing. The cage should be rigid and strong enough to withstand the applied loads without deformation or failure. It should effectively distribute the load between the rolling elements, preventing excessive stress on individual components. The choice of cage material is crucial in determining its strength and load-carrying capability. Different materials, such as steel, brass, or synthetic polymers, offer varying levels of strength, rigidity, and resistance to wear and fatigue, allowing for optimal load handling capacity.
5. Noise and Vibration:
The cage design and materials can influence the generation of noise and vibration in the bearing. A well-designed cage with appropriate materials can help dampen vibrations and reduce noise levels during operation. The cage should have sufficient stiffness and damping properties to absorb and dissipate vibrations, minimizing their transmission to other parts of the machinery or equipment. This not only improves the overall performance and efficiency of the bearing but also enhances the comfort of operators and reduces the risk of damage caused by excessive vibrations.
6. Corrosion and Contamination Resistance:
The choice of cage material is crucial in determining its resistance to corrosion and contamination. Bearings operating in harsh environments or exposed to moisture, chemicals, or abrasive particles require cages made from corrosion-resistant materials. Common materials used for cage construction, such as stainless steel or synthetic polymers, offer excellent resistance to corrosion and contamination, enhancing the durability and reliability of the bearing in challenging operating conditions.
7. Maintenance and Service Life:
The cage design and materials can affect the maintenance requirements and service life of the bearing. A well-designed cage with high-quality materials can contribute to extended bearing life by reducing wear, preventing premature failure, and minimizing the need for frequent maintenance. Bearings with superior cage materials and designs often exhibit improved durability and longer service intervals, resulting in reduced downtime and lower maintenance costs.
When selecting a radial bearing, it is essential to consider the specific application requirements, operating conditions, and the type of loads it will be subjected to. The cage design and materials should be chosen based on these factors to ensure optimal performance, durability, and reliability of the bearing.
editor by CX 2024-01-11