Customized Oilless Steel Backed Bronze Split Bushings with PTFE
PRODUCT DESCRIPTION
Its material structure is Steel base + Bronze powder + PTFE and filler.
It can offer the good properties of self-lubricating, anti-abrasion, low-friction, fully developing the advantages of metal and multi-element polymer.
It's applied to the printing, woven, tobacco and gymnastic machinery, etc.
Performance Index | Data |
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~+280ºC |
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 |