SF-1 is wall wrapped bearing made of triple layer composites material which consists of a steel backing, a sintered porous bronze particles interlayer and calendared with PTFE and Pb mixture as surface layer. The bushes is of low friction coefficient, anti-corrosion and can be used without oil, or only a trace of oil so needed. Moreover, it is of low cost low vibration and low nisei, compact and light. SF-1 bushes is widely applied in various sliding articles of different king of machinery such as textile machinery, tobacco machinery, hydraulic vehicles, automobiles, agriculture and forests machinery and so on. We can produce all sizes and kinds of this bushes, also by clients requests!

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.