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Super Precision Angular Contact Ball Bearings 7020 CE/HCPA9ADGA

Super Precision Angular Contact Ball Bearings 7020 CE/HCPA9ADGA

The 7020 CE/HCPA9ADGA is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, measuring 48mm wide. Made from chrome steel rings and ceramic balls, it offers excellent durability and smooth operation.

With a 15° contact angle, it handles both radial and axial loads efficiently, supporting up to 16380 lbf dynamically. Its phenolic cage ensures stability at high speeds, reaching up to 20,000 RPM.

The open design and universal matching allow flexible arrangements like back-to-back or face-to-face setups. Preloaded for extra light performance, it’s ideal for precision applications.

Suitable for machine tools or high-speed spindles, it operates in temperatures from -30°C to 110°C. Weighing 2.25kg, it’s robust yet manageable for its size. Compliant with PA9A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 7020 CE/HCPA9ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 48 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 27
  • Contact Angle 15°
  • Tolerance Class PA9A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 16380 lbf
  • Static Radial Load 18000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 20000 rpm
  • Weight 2.25 kg
Super Precision Angular Contact Ball Bearings 7020 CE/HCPA9ADGA dimension drawing
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Features

Performance Features of 7020 CE/HCPA9ADGA Bearing

7020 CE/HCPA9ADGA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

The bearing supports dynamic radial loads up to 16380 lbf, making it suitable for demanding industrial uses.
With a maximum speed of 20,000 rpm, it balances performance and efficiency in precision settings.

Universal matching allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
This adaptability makes 7020 CE/HCPA9ADGA Bearing a versatile choice for various mechanical systems.

Its extra light preload (Class A) ensures minimal friction and extended service life.
The precise tolerances (PA9A) further enhance its reliability in high-precision applications.

Application

Key Fields for 7020 CE/HCPA9ADGA Bearing
The 7020 CE/HCPA9ADGA Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. Its universal matching design allows for flexible arrangements in complex machinery setups.

In aerospace applications, 7020 CE/HCPA9ADGA Bearing provides reliable performance in flight control systems, thanks to its precise angular contact and extra-light preload. The chrome steel rings ensure durability under varying operational conditions.

For automation equipment, 7020 CE/HCPA9ADGA Bearing supports robotic arms and precision actuators, delivering smooth motion control. The open seal type facilitates easy lubrication, extending service life in continuous operation.

Medical imaging devices benefit from 7020 CE/HCPA9ADGA Bearing’s low vibration and high-speed capabilities, ensuring accurate results. The PA9A tolerance class guarantees consistent performance in critical healthcare environments.

In electric vehicle drivetrains, 7020 CE/HCPA9ADGA Bearing handles angular loads efficiently, contributing to energy-saving performance. Its metric dimensions make it compatible with a wide range of modern EV designs.

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