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Super Precision Angular Contact Ball Bearings 7018 CE/P4AQBCA
Super Precision Angular Contact Ball Bearings 7018 CE/P4AQBCA

Super Precision Angular Contact Ball Bearings 7018 CE/P4AQBCA

The 7018 CE/P4AQBCA is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes in a set of four matched bearings for balanced performance.

This bearing handles radial loads up to 21510 lbf and operates smoothly at speeds up to 15000 RPM. Its extra light preload ensures minimal friction, making it ideal for high-precision applications.

The open design allows for easy lubrication, while the phenolic cage enhances durability. It performs reliably in temperatures ranging from -30°C to 110°C.

Perfect for machine tools or spindle applications where precision and stability are crucial. Weighing 4.81kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 7018 CE/P4AQBCA
  • 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 96 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 28
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 21510 lbf
  • Static Radial Load 28575 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 4.81 kg

Features

Performance Features of 7018 CE/P4AQBCA Bearing

7018 CE/P4AQBCA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 21510 lbf, it handles demanding conditions reliably.

The P4A tolerance class guarantees high precision, making it suitable for critical applications.

Application

Industrial Uses of 7018 CE/P4AQBCA Bearing
This bearing is commonly used in high-speed machine tools, where its precision and stability are crucial for accurate machining operations.
The matched arrangement of four bearings ensures consistent performance in demanding industrial environments.

How Does 7018 CE/P4AQBCA Bearing Improve Performance?
In automotive applications, it enhances the efficiency of gearboxes and drivetrains by reducing friction and handling angular loads smoothly.
The phenolic cage material provides excellent durability under high-speed conditions.

Built for Heavy-Duty Use: 7018 CE/P4AQBCA Bearing
It’s a reliable choice for heavy machinery, such as construction equipment, where its robust design handles significant radial and axial loads.
The chrome steel construction ensures long-lasting performance even in tough working conditions.

Medical vs Industrial: Where 7018 CE/P4AQBCA Bearing Excels
In medical imaging devices, its precision and low noise operation are essential for clear and accurate results.
For industrial robots, the bearing’s high-speed capability and stability support precise movements and repeatability.

Practical Applications of 7018 CE/P4AQBCA Bearing
You’ll find it in 3D printers, where its smooth operation ensures precise layering and consistent print quality.
The extra light preload makes it ideal for applications requiring minimal friction and high responsiveness.

Q&A

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