BL® 30GG

Sliding Material for extreme loads

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Ranges of application

BL® 30GG is applicable as rotor blades in compressors, vacuum pumps, valve flaps and friction bearings.

Special material characteristics

  • excellent sliding properties
  • high temperature resistance
  • increased edge stability
  • excellent abrasion resistance
  • chemical resistance against oil
Temperature resistance (short-term) 250 °C 482 °F
Temperature resistance (long-term) 230 °C 446 °F
Coefficient of linear expansion 17·10-6 17·10-6
Compressive strength (room temperature) 300 N/mm2 43511.3 psi
Compressive strength (200°C) 110 N/mm2 15954.2 psi
Water absorption 0,15% 0,15%

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