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Needle roller bearings |
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Bushings |
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[bushing flange, bushing flanged, motor bearing]
As a professional bushing flanges, bushing flangeds, motor bearings manufacturer, exporter, supplier and factory in China.--Sino-Germany Joint Venture Jiashan Sanli Rongyao Bearing Co.,Ltd. a professional needle roller bearing and self-lubricating bushing manufacturer in China, is located in Zhejiang province, P. R. China being found since 1991. Our products, bushing flange, bushing flanged, motor bearing are widely used in the automobiles, vehicles, motorcycles, engineering equipment, electro-motive tools, textile and printing machinery, and OA equipment etc.
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We can provide thousands of specifications of products, bushing flanges, bushing flangeds, motor bearings 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. |
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.
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SF-1 |
| 1 |
PTFE and Lead |
| 2 |
Tin Bronze Powder |
| 3 |
Copper layer |
| 4 |
Steel Back |
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Copper layer |
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Properties of SF-1, SF-2 bearing materials ...
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| ItemMeaterial |
Compressive strength |
Temperaturerange |
Coefficient offriction |
Widthofwear |
PV factor limit |
wear Depth Limit |
Thermal Comductivity |
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(oC) |
(mm) |
(Mpa.m/s) |
(mm) |
Kcal/M.br.C |
| SF-2 |
140 |
-120 |
<0.20 |
<4.5 |
10 |
0.5 |
2.03 |
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