SS Bronze Powder PTFE Self Lubricating Bearings
Find a huge selection of SS Bronze Powder PTFE Self Lubricating Bearings from China at Top Bearings.
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Product Description
Find a huge selection of SS Bronze Powder PTFE Self Lubricating Bearings from China at Top Bearings.
Product Parameter
|
Material: |
Stainless Steel + Porous Bronze + PTFE |
Types: |
Wrapped Bushes, Flanged Bearing, Thrust Washer |
|
Application: |
Printing And Dyeing Machines, And Machines Used In The Ocean Industry, Etc. |
Working Temperature: |
-200~+280℃ |
|
Hardness: |
>120 HB |
Max. Load: |
Static Load 250N/mm², Dynamic Load 140N/mm² |
|
High Light: |
metric sleeve bearings, self lube bearings |
||
SS Bronze Powder + PTFE Self Lubricating Bearings Multilayer Composite
It is backed with stainless steel with porous bronze sintered on it and polymers imbedded into the bores of the bronze. The stainless steel back provides the bush with stronger mechanic strength and load capability. By combining the metals and the polymers together, the products are endowed with the lower friction coefficient and good capacity of anti-abrasion and self-lubrication. Moreover, the stainless steel back can be effectively preventing chemical erosion. This series are widely applied in printing and dyeing machines, and machines used in the ocean industry, etc.
Physical and Mechanical Performance
| Performance Index | Data | Performance Index | Data | ||
| Max. Load | Static Load | 250N/mm² | Friction Coefficient | Grease Lubrication | 0.08~0.20 |
| Dynamic Load | 140N/mm² | Oil Lubrication | 0.02~0.07 | ||
| Oscillation Load | 60N/mm² | Mating Axis | Hardness | >120 HB | |
| Linear Velocity | Grease Lubrication | 2.5 m/s | Roughness | Ra=0.4~1.25 | |
| Oil Lubrication | 5 m/s | Working Temperature | -200~+280℃ | ||
| Max. PV value | Grease Lubrication | 3.6 N/mm²·m/s | Heat-conducting Coefficient | 40 W/(m*k) | |
| Oil Lubrication | 50 N/mm²·m/s | Heat-expansion Coefficient (Axial) | 16*10^-6k | ||
Physical and Mechanical Performance
Normally, the surface polymer is chemical-erosion resistant quality. However it can be eroded by fused alkali metal and high temperature fluorine compounds. Stainless steel back is also chemical erosion preventive.
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