Jiashan PVB Sliding Bearing Co.,Ltd
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PVB032 Steel Back SAE799 High Leaded Bronze Alloy Bimetallic Bushing
PVB032 bimetal bearing is made high quality low carbon steel as backing, sintered bronze alloy which with low friction properties as the wear-resistant layer.Composite bimetal bearing inner bronze alloy surface can be processed with various types of oil grooves, oil hole and oil pockets PVB032 wrapped bronze alloy bimetallic bush is suitable for the conditions which can not continuously put oils or difficult to apply the grease. It's also called JF-720 high leaded bimetal bearing,SY composite bimetal plain bearing, Steel back SAE799 bimetal bushes
Material Structure
1.Sinter bronze liner material: CuPb24Sn4
2. Metal backing low carbon steel back
Inner Surface Oil Pockets Types
Bimetal Bush Oil Grooves types
Bimetal Bushing Gap Types
Availability
1. Standard cylindrical bimetal bushes, bimetal thrust washers and bimetal strips
2. Special designed bimetal bearings are produced at short notice
Application
PVB032 Bimetal bearing suits for occasions with medium speed, medium load, with oil lubrication
PVB032 Bimetal bush with surface coated with soft alloy, it can be used as bearing and connecting rod bushing of high-speed internal combustion engine
Technical Data
| PVB032 Bimetal Bushing | Data |
| Materail | Steel+CuPb24Sn4 |
| Alloy layer hardness HB | 45-70HB |
| Max dynamic Load P N/mm² | 120 |
| Max.Speed V m/s(Greased) | 2.5 |
| Max.PV limit N/mm²·m/s(Greased) | 2.8 |
| Friction Coefficient u(Greased) | 0.05-0.15 |
| Max.Speed V m/s(Oil Lubrication) | 10 |
| Max.PV limit N/mm²·m/s(Oil Lubrication) | 10 |
| Friction Coefficient u(Oil Lubrication) | 0.04-0.12 |
| Max temperature ℃(Greased) | 150℃ |
| Max temperature ℃(Oil Lubrication) | 250℃ |
| Thermal conductivity W/mk | 60 |
| Coefficient of linear expansion | 19×10-6/K﹣¹ |
| Match the axis hardness HRC | ≥45 |
| Match the axis roughness Ra | 0.32~0.63 |
Tolerance Details
Housing ØH7
Bushing inner-Ø after mountingH9
Shaft tolerancef7
Mounting Suggestion
Housing: Mounting bevel min. 1.5 mm x 15-45°
Shaft Material:Steel, hardened or untempered, surface roughness ≤ Rz 6.3
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
Why Choose US
More than 15 years experience Advanced QC checking equipments
Professional manufacturer and exporter Professional QC checking team
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Automatic bulk produce, high efficiency Perfect customer service