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Super Precision Angular Contact Ball Bearings 7018 CD/P4ADBC
Super Precision Angular Contact Ball Bearings 7018 CD/P4ADBC

Super Precision Angular Contact Ball Bearings 7018 CD/P4ADBC

The 7018 CD/P4ADBC is a super precision angular contact ball bearing, measuring 90mm by 140mm by 48mm, crafted from high-quality chrome steel. It features a 15° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 28575 lbf and spins smoothly at speeds up to 15000 RPM. Its phenolic cage ensures durability while the open design allows for easy lubrication.

The moderate preload (Class C) enhances stability, making it suitable for high-precision applications. It operates efficiently in temperatures ranging from -30°C to 110°C.

Ideal for machine tools or spindle systems where accuracy and reliability are key. Weighing 2.32kg, it’s robust yet manageable for its size. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 7018 CD/P4ADBC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 48 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 20
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 28575 lbf
  • Static Radial Load 34425 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 2.32 kg

Features

Performance Features of 7018 CD/P4ADBC Bearing

7018 CD/P4ADBC Bearing is designed with a 15° contact angle, optimised for angular contact load applications.
The chrome steel rings and balls ensure high durability and resistance to wear.

With a dynamic radial load capacity of 28575 lbf, it handles demanding operations smoothly.
Its phenolic cage maintains ball alignment, reducing friction and enhancing efficiency.

The bearing operates efficiently at speeds up to 15,000 rpm, balancing performance and longevity.
Its moderate preload (Class C) ensures stability in precision tasks.

7018 CD/P4ADBC Bearing functions well in temperatures from -30°C to 110°C, suitable for varied environments.
The open seal design allows for easy lubrication and maintenance.

Application

Industrial Uses of 7018 CD/P4ADBC Bearing
7018 CD/P4ADBC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

In automotive applications, 7018 CD/P4ADBC Bearing supports high-speed gearboxes, particularly in performance vehicles where smooth power transmission is essential. Its chrome steel construction withstands the demanding conditions of racing environments.

For robotics, 7018 CD/P4ADBC Bearing’s matched arrangement provides the rigidity needed for precise arm movements. The phenolic cage reduces friction, making it ideal for repetitive tasks in automated assembly lines.

Medical imaging devices benefit from 7018 CD/P4ADBC Bearing’s low vibration and high-speed capabilities. The P4A tolerance class ensures quiet operation, crucial for sensitive diagnostic equipment.

In aerospace, 7018 CD/P4ADBC Bearing is found in flight control systems, where reliability under varying loads is paramount. Its temperature range allows consistent performance from ground operations to high-altitude conditions.

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