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What is Angular Contact Ball Bearing?

2024-12-19

An angular contact ball bearing is a type of rolling-element bearing that is designed to carry significant axial (thrust) loads as well as radial loads. These bearings are characterized by the fact that the raceways in the inner and outer rings have a specific angle relative to the bearing axis, which allows them to support combined loads—both axial and radial—at the same time.

Key Features of Angular Contact Ball Bearings:

Angular Design: The balls make contact with the inner and outer ring raceways at a defined angle, known as the contact angle. Common contact angles are 15°, 25°, and 40°. The greater the contact angle, the higher the axial load-carrying capacity.
Load Distribution: Due to their design, angular contact ball bearings can handle heavier axial loads than deep groove ball bearings, especially when the axial load is in one direction. For applications requiring bidirectional axial loads, two or more angular contact ball bearings are typically used in pairs or sets, facing opposite directions.
High-Speed Capability: These bearings are capable of high-speed operation because they use balls as the rolling elements, which generate less friction compared to other types of rolling elements.
Precision: Angular contact ball bearings are often manufactured to very tight tolerances, making them suitable for precision applications such as machine tool spindles, gearboxes, and industrial motors.
Preload Option: They can be preloaded to reduce play and increase rigidity, which is beneficial in applications where precise positioning is critical.
Materials and Lubrication: Typically made from high-quality steel, these bearings may also be available in ceramic or stainless steel for special applications. Proper lubrication is essential for optimal performance and longevity.

Applications:

Angular contact ball bearings are widely used in industries where high-speed and high-precision operations are required, such as aerospace, automotive, machine tools, and robotics.

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What is Angular Contact Ball Bearing?

Key Features of Angular Contact Ball Bearings:

Applications:

Precision Ball Bearings

Angular Contact Ball Bearings

Deep Groove Ball Bearings

Custom Bearings

Spindle Bearings

Motor Bearings

Planetary Gear Bearings