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The 728 CD/HCP4ADGA is a super precision angular contact ball bearing with an 8mm bore and 24mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 1361 lbf and spins at speeds up to 220,000 RPM, thanks to its ceramic balls and phenolic cage.
Its 15° contact angle and extra-light preload ensure smooth operation in high-speed applications. The open design allows easy lubrication, while the universal matching feature offers flexibility in arrangement (back-to-back, face-to-face, or tandem).
This bearing is ideal for precision machinery like spindles or CNC tools, where accuracy and speed are crucial. It works well in temperatures from -30°C to 110°C and is interchangeable with SKF models.
Weighing just 0.03kg, it’s lightweight yet robust. Compliant with P4A tolerance class, it delivers reliable performance for demanding tasks. The matched set of two bearings adds versatility for complex setups.
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Performance Features of 728 CD/HCP4ADGA Bearing
728 CD/HCP4ADGA Bearing features a 15° contact angle, optimised for precision angular contact applications.
The ceramic balls and chrome steel rings ensure smooth operation with minimal friction.
With a dynamic radial load capacity of 1361 lbf, it handles demanding tasks efficiently.
The phenolic cage maintains ball alignment, enhancing durability and reducing wear.
728 CD/HCP4ADGA Bearing operates at speeds up to 220,000 rpm, suitable for high-performance machinery.
Its universal matching design allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
The extra light preload (Class A) ensures precise performance in sensitive applications.
Lubrication is pre-applied, simplifying installation and reducing initial maintenance.
How Does 728 CD/HCP4ADGA Bearing Improve Performance?
728 CD/HCP4ADGA Bearing excels in high-speed applications like CNC spindles, where its ceramic balls reduce friction and heat buildup. The 15° contact angle ensures smooth handling of combined radial and axial loads.
In robotics, 728 CD/HCP4ADGA Bearing is a go-to for precision joints, thanks to its P4A tolerance class and universal matching capability. The phenolic cage adds durability while maintaining low weight for agile movements.
For dental drills, 728 CD/HCP4ADGA Bearing’s lubricated design and 220,000 rpm limit provide quiet, reliable operation. Its chrome steel rings and ceramic balls resist wear in sterile environments.
Automotive vs Aerospace: Applications of 728 CD/HCP4ADGA Bearing
In electric vehicle motors, 728 CD/HCP4ADGA Bearing handles high RPMs with minimal energy loss. The extra-light preload reduces vibration for smoother acceleration.
Aerospace systems benefit from 728 CD/HCP4ADGA Bearing’s temperature stability (-30°C to 110°C) in avionics cooling fans. Its matched set design simplifies maintenance in tight spaces.
Built for Versatility: 728 CD/HCP4ADGA Bearing
728 CD/HCP4ADGA Bearing adapts well to 3D printers, where its precision ensures accurate layer deposition. The open seal allows easy cleaning of dust particles.
In laboratory centrifuges, 728 CD/HCP4ADGA Bearing’s balanced design prevents sample disruption at high speeds. The ceramic balls won’t react with harsh chemicals.
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