Group f
Plain bearings with PTFE
Characteristics
Materials with very low friction coefficient, primarily designed for dry running. Homogeneous structure allows considerable wear while maintaining sliding properties. Operating temperature range -200 to +280°C.
Materials
PTFE
Operating conditions
Dry Very good
Oil Very good
Grease Poor/not recommended
Water Good
Product form
Cylindrical and flanged bushings, plates, sliding guides, thrust washers, custom shapes on request.
Parameters
Static load [MPa]
30
0 150 300
Speed dry [m/s]
1,0
0 2.5 5
Friction coefficient dry
0,02–0,08
0 0.25 0.5
Operating temperature [°C]
-200 do +280
-200 300 800
Dynamic load [MPa]
10
0 150 300
Speed lubricated [m/s]
2,5
0 2.5 5
Friction coefficient lubricated
0,02–0,05
0 0.25 0.5
Housing fit H7
Shaft fit f7