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The 7218 ACDGB/HCP4A is a super precision angular contact ball bearing with a 90mm bore and 160mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 27225 lbf and operates smoothly at speeds up to 17000 RPM.
Its 25° contact angle and ceramic balls reduce friction, making it ideal for high-speed applications. The phenolic cage ensures quiet operation and long service life.
This bearing comes preloaded for light use and works in temperatures from -30°C to 110°C. It’s part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements.
Weighing 1.83kg, it’s a robust choice for precision machinery like spindles or CNC equipment. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.
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Performance Features of 7218 ACDGB/HCP4A Bearing
7218 ACDGB/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.
The phenolic cage maintains ball alignment, ensuring smooth operation even at high speeds.
With a maximum speed of 17,000 rpm, it delivers reliable performance in precision tasks.
7218 ACDGB/HCP4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its dynamic radial load capacity of 27225 lbf makes it suitable for demanding industrial applications.
The P4A tolerance class ensures high precision, meeting strict performance standards.
Its universal matching capability allows flexible arrangement options for varied setups.
Industrial Uses of 7218 ACDGB/HCP4A Bearing
The 7218 ACDGB/HCP4A Bearing is well-suited for high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. Its light preload ensures smooth operation in precision grinding applications.
In automotive systems, 7218 ACDGB/HCP4A Bearing excels in electric vehicle motors, handling angular loads with ease. The P4A tolerance class guarantees consistent performance in demanding conditions.
For robotics, 7218 ACDGB/HCP4A Bearing’s open design and high-speed capability make it ideal for articulated arms. The chrome steel rings provide durability, while the ceramic balls enhance longevity.
In medical imaging devices, 7218 ACDGB/HCP4A Bearing’s precision and low friction are crucial for accurate positioning. The wide temperature range ensures reliability in various clinical environments.
Consumer electronics like high-end printers benefit from 7218 ACDGB/HCP4A Bearing’s quiet operation and minimal vibration. Its metric sizing allows for easy integration into compact designs.
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