Sf-1 Steel Bronze Powder with PTFE Dry Bearings
Material: Steel+bronze+PTFE
This material meets the demanding criteria for long life and trouble-free performance with or without lubrication.
Automotive: tractors, combines, crop sprayers..
Business machines: photocopy machines, typewriters, mail sorters...
Home appliances: tape recorders, refrigerators, air conditioners...
The specification of this bushes as follows:
Load capacity: 140N/MM2
Temperature limit: -195oC-+270oC
Sped limit: 4.5M/s
Friction clef: 0.04-0.20
PV limit (dry): 3.6N/mm2. M/s
PV limit (oil): 50N/mm2. M/s.
|
Tech. data |
Max. load P |
Static |
250 N/mm² |
|
Friction coefficient |
0.03~0.20 |
Very low speed |
140 N/mm² |
Max. speed V |
Dry running |
2 m/s |
Rotating oscillating |
60 N/mm² |
Hydrodynamic |
>2 m/s |
Max. PV Dry running |
Short-term operation |
3.6 N/mm²*m/s |
Thermal conductivity |
42 w(m*k)-1 |
Continuous operation |
1.8 N/mm²*m/s |
Coefficient of thermal expansion |
11*10-6*k-1 |
Temp. limit |
-195ºC~+280ºC |