Dry Bush


OMT-G is a thermoplastic material with fiber and solid lubricant and having good features like dry self lubrication, low friction and minimum wear with excellent service life. Also it has good chemical and good abrasive strength.

General Properties Unit Value Test method
ColorDark gray
Max. moisture absorption in water at 24 hr.(23-%0,65DIN 53495
Coefficient of surface friction, dynamic, against steelµ0,08 – 0,15
p x v value, max. (dry)MPa x m/s0,42
Mechanical properties
Bending E-moduleMPa7.800DIN 53457
Bending strength at 20° CMPa210DIN 53452
Compressive strengthMPa78
Maximum recommended surface pressure (20° C)MPa80
Physical and thermal properties
Upper long-term application temperature°C130
Upper short-term application temperature°C220
Lower application temperature°C-40


[W/m x K]0,24ASTM C 177
Coefficient of thermal expansion (at 23° C)[K-1 x 10-5 ]9DIN 53752
Electrical properties
Specific forward resistanceOcm> 1013 DIN IEC 93
Surface resistanceO> 1011 DIN 53482