PTFE Self Lubricated DU & DUB Bushing Bearing for Rotary Gear Pumps
Negotiable
Min.Order:1
Supply Oilless Bearing Du Bushing SF-1 Copper Plating Self Lubricating Oil Free Bushing
SF-1 Oil Free Bushing Metric or Imprerial Sizes Oilless Self Lubricating Cylinder Split Du Bushing
SF-1 PTFE Dry Lubrication Oilless Bearing Du Bush Self Lubricating Bushing
DU Self Lubricating Bearing PTFE DU Bush Fingerboard Bushings
Performance Index | Data | |||
Product Name | PTFE Self Lubricated DU & DUB Bushing Bearing for Rotary Gear Pumps | |||
Load capacity P (Dry friction) | Static Load | 250N/mm² | ||
Dynamic Load | 140N/mm² | |||
Oscoillation Load | 60N/mm² | |||
Max line speed V | Dry Lubrication | 2.5m/s | ||
Oil Lubrication | >5m/s | |||
PV value limit | Grease Lubrication | 1.8N/mm²· m/s | ||
Oil Lubrication | 3.6N/mm²· m/s | |||
Friction coef u | Dry Lubrication | 0.08~0.20 | ||
Oil Lubrication | 0.02~0.12 | |||
Mating Axis | Hardness | >220 HB | ||
Roughness | Ra=0.4~1.25 | |||
Material | Steel+Bronze+(PTFE+Filler) | |||
Typical application | The printing, woven, tobacco and gymnastic machinery, etc. | |||
Working Temperature | -200~+280℃ | |||
Thermal conductivity | 40W/(m·k) | |||
Coefficient of linear expansion | 11×10-6/K | |||
Outside surface Plating | copper/tin | |||
Notice: We can also develop according to customers special request while out of this table |