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The 7218 CD/HCP4ADBA is a super precision angular contact ball bearing with a 90mm bore and 160mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 46800 lbf and reaches speeds of 17000 RPM, making it suitable for high-performance applications.
Its 15° contact angle and matched arrangement of two bearings provide excellent stability and precision. The phenolic cage ensures smooth operation, while the open design allows for easy lubrication.
This bearing is ideal for machine tools or spindle systems where accuracy and speed are crucial. With a temperature range of -30°C to 110°C, it performs reliably in various environments.
Weighing 3.67kg, it’s robust yet manageable for its size. Compliant with P4A tolerance class, it meets strict precision standards and is interchangeable with SKF bearings.
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Why Choose 7218 CD/HCP4ADBA Bearing for Precision Tasks?
7218 CD/HCP4ADBA Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation under dynamic radial loads up to 46,800 lbf.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 17,000 rpm, it excels in demanding high-speed environments.
7218 CD/HCP4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its extra light preload design ensures minimal vibration and noise for precision tasks.
The matched arrangement of two bearings provides stability and balanced load distribution.
This design makes 7218 CD/HCP4ADBA Bearing suitable for applications requiring high accuracy and reliability.
Common Applications of 7218 CD/HCP4ADBA Bearing
In machine tools, 7218 CD/HCP4ADBA Bearing excels due to its high precision and angular contact design, which ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for high-speed operations.
Where Is 7218 CD/HCP4ADBA Bearing Used?
You’ll often find 7218 CD/HCP4ADBA Bearing in robotics, where its matched arrangement and extra light preload provide smooth, repeatable motion. The phenolic cage adds durability in demanding automation environments.
Ideal for Precision: 7218 CD/HCP4ADBA Bearing
For medical imaging devices, 7218 CD/HCP4ADBA Bearing’s P4A tolerance class guarantees the consistent performance needed for clear, reliable scans. Its chrome steel rings offer long-lasting wear resistance.
Automotive vs Aerospace: Applications of 7218 CD/HCP4ADBA Bearing
In automotive gearboxes, 7218 CD/HCP4ADBA Bearing handles radial and axial loads efficiently, while in aerospace, its lightweight ceramic balls improve fuel efficiency. The wide temperature range ensures reliability in both fields.
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