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Super Precision Angular Contact Ball Bearings 7018 CD/P4ADGC
Super Precision Angular Contact Ball Bearings 7018 CD/P4ADGC

Super Precision Angular Contact Ball Bearings 7018 CD/P4ADGC

The 7018 CD/P4ADGC is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 28575 lbf and operates smoothly at speeds up to 15000 RPM.

Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face, ideal for complex setups. The phenolic cage ensures durability and reduces friction during high-speed use.

This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Its P4A tolerance class guarantees exceptional precision for demanding applications.

Perfect for machine tools or high-precision spindles where accuracy and reliability are crucial. Weighing 2.32kg, it’s a robust choice for industrial use. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7018 CD/P4ADGC
  • 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 Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • 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/P4ADGC Bearing

7018 CD/P4ADGC Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls provide strong resistance to radial and axial loads, ensuring reliable performance.

The phenolic cage maintains ball alignment, reducing friction and extending service life.

With a maximum speed of 15,000 rpm, it balances precision and efficiency in high-speed operations.

Application

Industrial Uses of 7018 CD/P4ADGC Bearing
This bearing is commonly used in high-precision machine tools, where its moderate preload and angular contact design ensure accurate spindle rotation.
The universal matching feature allows flexible arrangements like back-to-back or face-to-face, making it adaptable for various industrial setups.

How Does 7018 CD/P4ADGC Bearing Improve Performance?
In automotive applications, it enhances gearbox efficiency by handling combined radial and axial loads smoothly.
The phenolic cage reduces friction, contributing to quieter operation and longer service life in demanding conditions.

Built for Heavy-Duty Use: 7018 CD/P4ADGC Bearing
Its chrome steel construction makes it reliable for heavy machinery, such as construction equipment, where durability is key.
The P4A tolerance class ensures consistent performance even under significant radial loads.

Automotive vs Aerospace: Applications of 7018 CD/P4ADGC Bearing
In automotive systems, it supports transmissions and differentials, while in aerospace, it’s used in actuator mechanisms.
The high-speed capability (up to 15,000 rpm) makes it versatile for both industries.

Perfect Fit for Automation: 7018 CD/P4ADGC Bearing
Robotic arms benefit from its precision and ability to handle angular loads, ensuring smooth movement.
The open design allows for easy lubrication, maintaining performance in continuous operation.

Q&A

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