• PRODUCT >> SF-2 Series Bushing
SLS bearing, a professional needle roller bearing and self-lubricating bushing manufacturer in China, is located in Zhejiang province, P. R. China being found since 1991. We can provide thousands of specifications of products, bushing flanges, bushing flangeds and also can design and manufacture the special or non-standard dimensions or specs of needle roller bearings according to the customer's requirement, drawing, sample. Our products, bushing flanges, bushing flangeds are widely used in the automobiles, vehicles, motorcycles, engineering equipment, electro-motive tools, textile and printing machinery, and OA equipment etc.
bushing flanges
  Introduction
SF-2 is a boundary lubricating bushes made of the POM composite material,Which also has a copperplated steel plate on to which a tin
bronze powder is sintered, modified polyformaldehyde resin (POM) is
firmly anchored in the sintered bronze layer .The surface of covering
layer has many pockets to retain lubricating grease .
 
bushing flangeds
SF-1
1 PTFE and Lead
2 Tin Bronze Powder
3 Copper layer
4 Steel Back
5 Copper layer
 
  Properties of SF-1, SF-2 bearing materials ...

ItemMeaterial
Compressive strength
Temperaturerange
Coefficient offriction
Widthofwear
PV factor limit
wear Depth Limit
Thermal Comductivity
Coefficient of Linear expansion
(Mpa)
(oC)
(mm)
(Mpa.m/s)
(mm)
Kcal/M.br.C
(peroC)
SF-2
140
-20-+100
<0.20
<4.5
10
0.5
2.03
5.1X10-5
Grease
Grease
Grease
 
  TOLERANCE FOR STANDARD BUSH ...
 
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