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The 7018 CD/P4ATBTA is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 38700 lbf and operates smoothly at speeds up to 15000 RPM.
Its 15° contact angle and matched set of three bearings (arranged > TBT) provide excellent stability for high-precision applications. The phenolic cage ensures quiet and efficient performance.
This bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. Ideal for machine tools or spindles where precision and reliability are key.
Weighing 3.47kg, it’s robust yet manageable for its size. Compliant with P4A tolerance class, it’s interchangeable with SKF bearings for versatile use.
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Performance Features of 7018 CD/P4ATBTA Bearing
7018 CD/P4ATBTA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability and smooth operation under high radial loads.
The phenolic cage maintains ball alignment, reducing friction and wear during high-speed rotation.
With a maximum speed of 15,000 rpm, it delivers reliable performance in demanding conditions.
7018 CD/P4ATBTA Bearing’s extra light preload enhances precision, making it ideal for angular contact tasks.
Its matched arrangement of three bearings provides stability and consistent performance.
The open seal design allows for easy lubrication, ensuring long service life.
Operating between -30°C to 110°C, it adapts to various environmental conditions.
Industrial Uses of 7018 CD/P4ATBTA Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched set arrangement provides stability for demanding industrial applications.
In automotive systems, 7018 CD/P4ATBTA Bearing supports high-speed components like turbochargers and transmission shafts. Its phenolic cage offers quiet operation, ideal for performance vehicles.
For medical imaging devices, 7018 CD/P4ATBTA Bearing’s P4A tolerance class delivers the precision needed for smooth scanner movements. The chrome steel construction ensures long-term reliability in critical healthcare equipment.
Automation & robotics benefit from 7018 CD/P4ATBTA Bearing’s extra light preload, enabling precise motion control in robotic arms. The 15° contact angle optimises load distribution for repetitive tasks.
In aerospace applications, 7018 CD/P4ATBTA Bearing handles both radial and axial loads in aircraft components. Its temperature range makes it suitable for various flight conditions.
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