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  SF-1 Self lubricating bearings
 
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SF-1 Oilless Bushing

SF-1 Carbon Steel self-lubricating bearings used high quality low-carbon steel plate as base, sintered porous bronze as its interlayer and the Compound of PTFE and Lead as its surface. It offers the property of good self-lubrication, low wear, low friction good sliding characteristics, low noise. It has been widely applied to various mechanical sliding positions, such as textile machinery, printing machinery, hydraulic pressure transit vehicle, tobacco machinery, gymnastic instrument and agricultural machinery etc.

※Technical Data

Performance index

Data

Max Load Capacity P

Static load

250N/mm2

Dynamic load

140N/mm2

Max Sliding Speed V

Dry friction

2.5m/s

Oil lubrication

5.0m/s

Max PV Value Limit

Dry friction

3.6N/mm2·m/s

Oil lubrication

50N/mm2·m/s

Friction coefficient μ

Dry friction

0.04~0.20

Oil lubrication

0.02~0.07

Working temperature

-195℃~+280℃

Thermal conductivity

42W/m·K

Coefficient of thermal expansion

11×10-6/K

©2012 Zhejiang Jiashan Song Sheng Precision bearings limited company