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Brand Name : TOB PTFE Self-Lubrication Bearings
Certification : ISO 16949
Place of Origin : China
MOQ : negotiated
Price : negotiated
Payment Terms : T/T
Supply Ability : negotiated
Delivery Time : negotiated
Packaging Details : Cartons and Pallets
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
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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SS Bronze Powder + PTFE Self Lubricating Bearings Multilayer Composite Images |