Jiashan PVB Sliding Bearing Co.,Ltd
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PVB020W Steel Back POM Coated Boundary Lubricating Composite Plain Bearing Shell
PVB020W POM lined sliding bearing is a made of steel back sintered bronze with POM coating. This type boudnary lubricating bushing has always been made as split bearing, half bearing bushing, Bearing Shells. PVB020W sliding bearing is also called boundary lubricating bearing,DX bearing,SF-2 oilless bearing,PAP P20 composite plain bearing and dry bushes.
Material Structure
1. POM 0.3~0.5mm.
2. Porous bronze 0.2~0.3mm.
3. Steel backing 0.4~2.2mm.
4. Copper plating 0.008mm.
Characteristics
Availability
Split Bearing, Half Shells and other customized shape
Application
PVB020W self lubricating bearing is widely used in all kinds of hydraulic pumps, gear pumps,textile machine and etc
Technical Data
| Max Load (Static) | 250N/mm² | Operation Temperature range | -40°C~+110°C ; | ||
| Max Load (Very low speed) | 140N/mm² | Max.speed | Greased | 2m/s | |
| Max Load(Rotating oscillating) | 70N/mm² | Continuous oiling | >2m/s | ||
| Max. PV Grease Lubricated | 3N/mm²*m/s | Thermal conductivity | 50W(m*K)-1 | ||
| Coefficient of thermal expansion | 11*10-6*K-1 | Friction coefficient | 0.05~0.20 | ||
| 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
Why Choose US
More than 15 years experience Advanced QC checking equipments
Professional manufacturer and exporter Professional QC checking team
Professional production team, high quality Customer focus sales team
Automatic bulk produce, high efficiency Perfect customer service