BL® 30

Sliding material for extreme loads

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Ranges of application

BL® 30 is suitable for applications characterized by sliding movements under high loads and elevated temperatures. Hence BL® 30 is often used as sliding bars in textile driers or as sliding element in heated machines.

Special material characteristics

  • excellent sliding properties
  • high temperature resistance
  • exceptional compressive strength
  • excellent abrasion resistance
  • chemical resistance against oil
Temperature resistance (short-term) 250 °C 482 °F
Temperature resistance (long-term) 230 °C 446 °F
Thermal conductivity 0.45 W/mK 0.26 btu/ft h °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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This finishig process was especially developed for the highest requirements on precision.