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The 7218 CD/P4A is a super precision angular contact ball bearing with a 90mm bore and 160mm outer diameter, crafted from tough chrome steel. It handles radial loads up to 28575 lbf and spins smoothly at speeds up to 14000 RPM.
Its 15° contact angle and phenolic cage ensure stable performance under high-speed conditions. The open design allows for easy lubrication, extending its lifespan.
This bearing suits applications requiring precise rotation, like machine tool spindles or high-speed motors. It operates reliably in temperatures from -30°C to 110°C.
Weighing 2.27kg, it’s robust yet manageable for its size. Compliant with P4 tolerance standards, it’s interchangeable with SKF bearings for easy replacement.
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How Does 7218 CD/P4A Bearing Ensure Precision in High-Speed Applications?
7218 CD/P4A Bearing features a 15° contact angle, optimised for angular contact loads and high-speed performance.
Its chrome steel rings and balls provide durability, while the phenolic cage reduces friction and noise.
With a dynamic radial load capacity of 28,575 lbf, it handles demanding applications reliably.
The P4 tolerance class ensures precision, making it suitable for high-accuracy machinery.
Industrial Uses of 7218 CD/P4A Bearing
The 7218 CD/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design handles both radial and axial loads efficiently. Its P4 tolerance ensures minimal vibration, crucial for maintaining accuracy in milling and grinding operations.
What Makes 7218 CD/P4A Bearing a Preferred Choice?
In automotive applications, 7218 CD/P4A Bearing supports high-speed spindle systems, such as those in electric vehicle motors. The phenolic cage reduces friction, enhancing performance under continuous operation.
Perfect Fit for Automation: 7218 CD/P4A Bearing
Robotic arms often rely on 7218 CD/P4A Bearing for smooth, precise movement in automated assembly lines. Its 15° contact angle provides stability during rapid directional changes.
Medical vs Industrial: Where 7218 CD/P4A Bearing Excels
While 7218 CD/P4A Bearing is ideal for industrial gearboxes, it also meets the stringent requirements of medical imaging devices. The chrome steel construction ensures durability in both environments.
Light-Duty vs Heavy-Duty: Best Uses for 7218 CD/P4A Bearing
For light-duty applications like dental drills, 7218 CD/P4A Bearing offers quiet operation. In heavy-duty scenarios, such as wind turbine pitch controls, it handles significant loads without compromising performance.
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