Ball Bearings

Roller Bearings

Technical Ceramics

Bearing Parts & Accessories

Technical Data

ID Ø (mm): 10mm to 180mm

ODØ (mm): 15mm to 600mm

max. Operating Temperature: +250°C

min. Operating Temperature: -70°C

Tolerance Available: P0,P6,P5 & P4

Clearance Available: C0, C3,C4 and C5

Seal: Open

Type of lubrication: Dry (self-lubricant)

Applications
  • Aerospace systems – jet engines, pumps, actuators

  • High-speed spindles – CNC, grinding machines

  • Electric motors & generators – EV motors, high-frequency drives

  • Semiconductor & vacuum equipment – clean, lubricant-free use

  • Wind turbines – generator, yaw/pitch bearings

  • Railway traction motors – high-speed durability

  • Medical devices – dental turbines, surgical drills

  • Chemical & food processing – corrosion and lubricant-free

  • Cryogenic systems – pumps at very low temperatures

  • Robotics & automation – precision joints, actuators

  • Electrical insulation – traction systems, measuring devices

Self-Aligning Ball Bearing Made of Si3N4

Material:

Rings and balls: Si3N4

Retainer: PTFE

Features:
  • Extremely durable – high hardness & outstanding corrosion resistance

  • High surface quality – greater rigidity ensures smoother operation

  • Better emergency running than traditional steel ball bearings

  • Lightweight – approx. 40% lighter than standard steel bearings

  • High-temperature resistant – ideal for demanding applications

  • Dry run capable – no lubrication needed in certain conditions

  • Current insulating – low thermal conductivity

  • Non-magnetic – suitable for sensitive environments

  • Superior corrosion & chemical resistance

  • Food-grade safe – suitable for food industry applications

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