As the professional manufacturers, Top Bearings would like to provide you high quality Lead Free Dry Maintenance Free Stainless Steel Bushing. And we will offer you the best after-sale service and timely delivery.
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Material: |
Stainless Steel + Porous Bronze + PTFE |
Types: |
Wrapped Bushes, Flanged Bearing, Thrust Washer |
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Application: |
Printing And Dyeing Machines, And Machines Used In The Ocean Industry, Etc. |
Working Temperature: |
-200~+280℃ |
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Hardness: |
>120 HB |
Max. Load: |
Static Load 250N/mm², Dynamic Load 140N/mm² |
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High Light: |
metric sleeve bearings, self lube bearings |
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SF-1S ( lead free ) Dry ( maintenance free ) , Stainless Steel Bushing
Stainless steel bearing is a type of lead free DU bushing. This type plain sliding bearing has common structure with other DU bearings. It's also called PTFE bush, PTFE bearing, lead free self-lubricating bearing, dry bushing, SF-1oiless bearing and plain sliding bearing.
Material Structure:
1. PTFE with Oil fibre 0.01~0.03mm as sliding layer
2. Porous bronze 0.2~0.3mm 3.Stainless steel backing 0.7~2.3mm
Characteristics:
This type plain sliding bearing have all the properties of TOB012 self-lubricating bushing.
Without lead which makes the bushing lubricating condition more cleanly.
Without lead which makes the bushing accord with environmental protection request
Applications:
Stainless steel bushing is widely used in strong acid and alkali situation, such as chemical industry, pumps, and valves.
Lead free bearing is widely used in food machine, pharmaceutical machine
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SF-1S |
Micro section |
Features and Application |
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Availability: |
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Triple-layer , thin wall wrapped bushing . |
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Tech.data |
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Max. Load |
Static |
250 N/mm2 |
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Temp. |
-195℃~+280℃ |
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Dynamic |
140 N/mm2 |
Friction coefficient |
0.03~0.20 |
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Rotating oscillating |
60 N/mm2 |
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Max. Speed |
Dry |
2m/s |
Thermal conductivity |
50W(m*K)1 |
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Lubrication |
5m/s |
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Max. PV |
Dry |
3.6 N/mm2.m/s |
Coefficient of thermal expansion |
16106*K1 |
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