Angular Contact Ceramic Ball Bearing H7011C-2RZ HQ1

Angular Contact Ceramic Ball Bearing H7011C-2RZ HQ1

Technical Specifications
Speed:26500 RPM
Bearing:Angular Contact Hybrid Ceramic
Inside Diameter:55 mm
Outside Diameter:90 mm
Width:18 mm
Load Rating:Cr: 17 KN / Cor: 14.5 KN
Ball Material:Ceramic (Silicon Nitride)
Ring Material:High-Carbon Chromium Steel
Weight:0.38
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The Angular Contact Ceramic Ball Bearing H7011C-2RZ HQ1 is a high-performance hybrid bearing engineered for precision CNC spindles and demanding industrial applications. Featuring Si3N4 ceramic balls, this bearing offers lower density and higher hardness than steel alternatives, resulting in significantly reduced centrifugal force at high speeds. With a limiting speed of 26500 RPM (grease) and enhanced corrosion resistance, it is the ideal choice for maintenance-free, long-life rotating components.

  • Hybrid Ceramic Construction (Steel Rings + Ceramic Balls)
  • Contact Angle optimized for high-speed axial loads
  • 2RZ Non-contact seals for low torque and protection
  • Superior wear resistance and electrical insulation
  • Handles combined radial and axial loads efficiently
  • High stiffness and rigidity for precision rotation
Technical Specifications
Speed: 26500 RPM
Bearing: Angular Contact Hybrid Ceramic
Inside Diameter:55 mm
Outside Diameter:90 mm
Width:18 mm
Load Rating: Cr: 17 KN / Cor: 14.5 KN
Ball Material:Ceramic (Silicon Nitride)
Ring Material:High-Carbon Chromium Steel
Weight:0.38

Industry Applications

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High-Speed CNC Spindles

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Aerospace Turbines and Equipment

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Automotive High-Performance Components

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Medical Precision Instruments

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High-Frequency Motors and Generators

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Industrial Vacuum Pumps