Steel Back POM Bushing Acetal Resin Composite Plain DX Bearing

Model Number:PVB020S
Description:Acetal resin composite plain bearing
Material:Steel+Sintered bronze+POM(Red)
Lubricant:Grease or oil lubricating
Application:Textile machine, agriculture equipments, cylinders
Standard:DIN 1494 / ISO 3547
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Product Details

PVB020S Steel Back POM Coated Acetal Resin Composite Plain Bushing Bearing


PVB020S boundary lubricating bearing is a type of DX bushing with red color POM coating. This type composite plain bearing has same material structure with other DX bearing. It's also called POM coated boundary lubricating bearing, SF-2 oilless bearing,plain sliding bearing and dry bushes.


Material Structure




1. POM with fillers

2. Porous bronze

3. Steel backing

4. Copper plating or tin plating


Characteristics



  • Low friction, anticorrosion and long life
  • Suitable for marginally lubricated and dry operating conditions
  • Performance is similar to DS bushing in foreign country

Availability



Standard cylindrical DX bushings, DX thrust washers and strips are available.

Special designs can be made according to your design


Application



PVB020S DX bushing is widely used in hoisters, bulldogger, tower cranes, and printing or dyeing machines for textiles, steering gear, power steering and so on


Technical Data



Max Load (Static)250N/mm²Operation Temperature range-40°C~+110°C ;
Max Load (Very low speed)140N/mm²Max.speedGreased2m/s
Max Load(Rotating oscillating)70N/mm²Continuous oiling>2m/s
Max. PV Grease Lubricated3N/mm²*m/sThermal conductivity50W(m*K)-1
Coefficient of thermal expansion11*10-6*K-1Friction coefficient0.05~0.20
The oil deposits have to be filled with grease before bearing assembling.

Tolerance Details



  • Housing ØH7

  • Bushing inner-Ø after installation D9 to D10

  • Shaft tolerance h8


Mouting Suggestion



  • Housing: Mounting bevel min. 1.5 mm x 15-45°
  • Shaft Material:Steel, hardened or untempered, surface roughness ≤ Rz 4-6
  • Shaft: Mounting bevel 5 mm x 15°, edges rounded
  • The application of an adequate force fitting mandrel is advisable. Grease lubrication of the outer surface may be necessary when mounting.
  • Stick-in: Adhesive should not contact the sliding surface

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More than 15 years experience Advanced QC checking equipments

Professional manufacturer and exporter Professional QC checking team



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China Steel Back POM Bushing Acetal Resin Composite Plain DX Bearing supplier

Steel Back POM Bushing Acetal Resin Composite Plain DX Bearing

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