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Products

Self-Lubricated Bearing

SF-1T Gear Pump Bearing

SF-1T Gear Pump Bearing is specialy designed for gear pumps.It is made on the basis of SF-1X, suits for working condition of high PV value of gear pump.It has good performance of anti-fatigue and anti-punching.It shows the benefit of low friction coefficient,wear resistant and anti-impact properties.At hydrodynamic lubrication,The PV limit reaches to 120N/mm2.m/S.
It is a best choice for the bushes of various kinds of gear pumps as well as plunger pumps,vane pumps and so on.

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Available Form

Material StructureApplicationsWear Resistance

Note: Various materials are suitable for SF-1 Series products according to different working conditions, such as bronze backing (SF-1B), stainless steel backing (SF-1S) and lead-free material (SF-1W).

Technical Parameters

Data Grade SF-1T
Material Steel+ronze+(PTFE+Pb+Filler)
Applications   Application: medium, high-pressure gear pump, ram pump, vane pumps, etc.
Max Load Capacity P Static Load N/mm2 250
Dynamic Load N/mm2 140
Oscoillation Load N/mm2 60
Max Line Speed V Dry Friction m/s 2.5
Oil Lubrication m/s >5
PV Value Limit Dry Friction m/s N/mm2·m/s 1.0
Oil Lubrication m/s N/mm2·m/s 10
Friction Coef u Dry Friction 0.08~0.25
Oil Lubrication 0.02~0.08
Mating Axis Hardness HB >220
Roughness Ra 0.4~1.25
Working Temperature ℃   -200~+280
Thermal Conductivity W/mk   40
Coefficient Of Linear Xpansion   11×10-6/K
Outside Surface Plating   copper/tin
In addition to the standard products shown in the catalog, you can also provide non-standard products or order according to customer requirements.
Non-standard

Our long-term undertaking all kinds of non-standard customized products to meet our customers use requirements

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Contact Us

JIASHAN VOKE AUTO PARTS CO., LTD.

Add: No. 102, Yaoxing Road, Ganyao,
Jiashan, Zhejiang, China
Tel: 0086-0573-84686067
Tel: 18358349989
Fax: 0573-84615338
Website: www.fanruisqq.cn
E-mail: info@fanruisqq.cn