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The 7018 ACEGB/P4A 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 25° contact angle and is designed for angular contact loads, handling up to 7605 lbf dynamically.
Its open design and phenolic cage ensure smooth operation at speeds up to 15,000 RPM, while the light preload (Class B) enhances precision. The bearing works efficiently in temperatures ranging from -30°C to 110°C.
This model is universal matching, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tools or spindle drives, where accuracy and reliability are key.
Weighing 1.2kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.
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Performance Features of 7018 ACEGB/P4A Bearing
7018 ACEGB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under high-speed conditions.
With a dynamic radial load capacity of 7605 lbf, it handles demanding tasks efficiently.
The phenolic cage maintains ball alignment, reducing friction and extending service life.
7018 ACEGB/P4A Bearing operates at speeds up to 15,000 rpm, making it suitable for precision machinery.
Its P4A tolerance class ensures high accuracy and consistent performance.
The open design allows for easy lubrication, enhancing operational efficiency.
7018 ACEGB/P4A Bearing works in temperatures from -30°C to 110°C, adapting to various environments.
Its universal matching capability supports back-to-back, face-to-face, or tandem arrangements.
This flexibility makes it a reliable choice for complex bearing configurations.
Super Precision Angular Contact Ball Bearings 7018 ACEGB/P4A are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate radial and axial load distribution. The open design and phenolic cage make them suitable for applications requiring minimal friction and heat generation.
In robotics, 7018 ACEGB/P4A Bearings provide smooth motion control for articulated arms, thanks to their light preload and P4A tolerance class. Their universal matching capability allows flexible arrangement in complex mechanical systems.
For aerospace applications, 7018 ACEGB/P4A Bearings handle both radial and thrust loads in components like helicopter transmissions. The chrome steel construction offers durability under demanding operating conditions.
Medical imaging devices benefit from 7018 ACEGB/P4A Bearings’ precision, ensuring stable rotation in MRI scanners. The lubricated design reduces maintenance needs while maintaining consistent performance.
In electric vehicle motors, 7018 ACEGB/P4A Bearings support high-speed rotation with minimal vibration. Their metric sizing and SKF interchangeability simplify integration into European and Asian automotive designs.
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