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The 7218 ACD/P4ADGB is a super precision angular contact ball bearing with a 90mm bore and 160mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 44775 lbf and operates smoothly at speeds up to 17000 RPM.
Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet operation and long service life.
This bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or robotics.
Weighing 4.53kg, it comes as a matched set of two bearings for balanced performance. Compliant with P4A tolerance class for exceptional accuracy.
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Performance Features of 7218 ACD/P4ADGB Bearing
7218 ACD/P4ADGB Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
Its 25° contact angle ensures optimal load distribution, making it suitable for angular contact applications.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 44,775 lbf, it handles demanding conditions with ease.
How Does 7218 ACD/P4ADGB Bearing Reduce Friction?
7218 ACD/P4ADGB Bearing’s precision design minimises friction, ensuring smooth operation even at high speeds.
The phenolic cage and chrome steel components work together to reduce wear and extend service life.
Its universal matching capability allows for versatile installation in back-to-back or face-to-face arrangements.
Lubrication is optimised to maintain performance, even in challenging environments.
Engineered for Precision: 7218 ACD/P4ADGB Bearing
7218 ACD/P4ADGB Bearing meets P4A tolerance standards, ensuring exceptional accuracy for precision tasks.
The light preload (Class B) enhances stability and reduces vibration during operation.
With a maximum speed of 17,000 rpm, it delivers reliable performance in high-speed applications.
Its matched set design includes two bearings, providing balanced load distribution.
Steel vs Ceramic Bearings: Strengths of 7218 ACD/P4ADGB Bearing
7218 ACD/P4ADGB Bearing uses chrome steel for both rings and balls, offering a balance of strength and affordability.
The material choice ensures resistance to wear and corrosion, even in demanding conditions.
Its open seal design allows for easy lubrication, maintaining smooth operation over time.
The bearing’s temperature range of -30°C to 110°C ensures performance in varied environments.
Industrial Uses of 7218 ACD/P4ADGB Bearing
The 7218 ACD/P4ADGB Bearing is commonly used in high-precision machine tools, where its angular contact design handles both radial and axial loads efficiently. Its universal matching feature allows for flexible arrangements in complex machinery setups.
In automotive applications, 7218 ACD/P4ADGB Bearing supports high-speed components like turbochargers and transmission systems. The light preload ensures smooth operation while maintaining accuracy under demanding conditions.
For robotics and automation, 7218 ACD/P4ADGB Bearing’s phenolic cage reduces friction, making it ideal for robotic arms and CNC machines. The P4A tolerance class guarantees consistent performance in precision-driven tasks.
Medical imaging devices benefit from 7218 ACD/P4ADGB Bearing’s reliable chrome steel construction. Its ability to maintain stability at high speeds is crucial for accurate diagnostic equipment.
In aerospace systems, 7218 ACD/P4ADGB Bearing’s durability and precision make it suitable for flight control mechanisms. The tandem arrangement option provides additional load capacity for critical applications.
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