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PTFE Self Lubrication Bearings Lead Free Dry Maintenance Free Stainless Steel Bushing

ZHEJIANG TOP BEARINGS CO., LTD.

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PTFE Self Lubrication Bearings Lead Free Dry Maintenance Free Stainless Steel Bushing

Country/Region china
City & Province jiaxing zhejiang
Categories Valves
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Product Details

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

 

 

Detailed Product Description

SF-1SMicro sectionFeatures and Application
 
1. PTFE and Fibre mixture0.01~0.03 mm
2. Sintered bronze powder0.2-0.3 mm
3. Stainless steel backing 0.7~2.3mm
Triple-layer , thin wall wrapped bushing .
Maintenance free
Lead free.
Stainless steel backing providing improved corrosion resistance in acid, akali and seawater
Particularly fits for bushings in food stuff machines ,akali flow meters pump, motion elements in pharmaceutical machines, printing machines, chemical engineering machines and ocean industry machines.
Availability:
Cylindrical bushes, flange bushes, thrust washers and strips.
Non-standard parts.

 

Tech.data
Max. LoadStatic250 N/mm2 Temp.-195℃~+280℃
Dynamic140 N/mm2Friction coefficient0.03~0.20
Rotating oscillating60 N/mm2
Max. SpeedDry2m/sThermal conductivity50W(m*K)1
Lubrication5m/s
Max. PVDry3.6 N/mm2.m/sCoefficient of thermal expansion16106*K1
Lubrication50 N/mm2.m/s
 

 

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