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Carbon and Graphite Vanes for Compressors and Vacuum Pumps

Fields of Application

  • Printing machines
  • Packing machines
  • Pumps delivering fresh air
  • Silo vehicles
  • Automobile door central locking pumps
  • Automobile central pneumatic system
  • Medical equipments
  • Gas analysis pumps
  • Brake Servo
  • Pneumatic tensioning devices


KCPL Vanes, housing parts and rotors made of Carbon and Graphite materials are suitable components for dry running rotary compressors and vacuum pumps. These materials are used for high volume production of complete vane pumps. Due to their high mechanical strength, Vanes can withstand very high peripheral speeds.

Material Recommendations for Vanes
Resin Bonded Graphite - Thermal load up to 600°C
Wear Rates
Test conditions
Vane Dimensions
63 x 36 x 4 mm
Grey Cast Iron
1700 rpm
Pressure / volume
-800 mbar
Radial Wear (Vane width)
Thickness Wear (Vane thickness)

Warm-up Behaviour at-800 mbar (63 x 36 x 4 mm)

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