JF-20 is high tin and aluminum based bushing, which adopts steel as backing and is coated a lining of AlSn20Cu through rolling treatment, It is of fairly good fatigue resistance, load capacity and good anti-corrosion and also perform well in bearings sliding propertied and low load such as in internal combustion engine, air compressor and cooling machine.
Color Metallograph
 
Sintered Aluminium



 
Steel backing


Bronze Backing Technical Data
Bronze Alloy
code		 Equivalent Standard Code Composition analysis of alloy
Cu Sn Fe Ni Si Mn Ti Other Al
AlSn20Cu USA SEA-783;GLYCO 74;JIS-AJL 0.7~1.3 17.5~22.5 0.7 0.1 0.7 0.7 0.2 0.5 remainder

Physical Characteristic
Load Capacity Tensile Strengthen Friction Coef (oil) Speed Limit PV Limit (grease) PV Limit (oil)
100N/mm2 20N/mm2 0.08~0.17 25m/s 6N/mm2 85N/MM2

Specification

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