It's made of high quality low-carbon steel or stainless steel with a special technique. It is widely applied to automobile parts, heavy-machinery etc.
Low-carbon steel material SPCC Hardness >HV600
Stainless steel material SUS 304
SF012,SF017 Stainless Steel Self-lubricating bearing
It is based on stainless steel plate with sintering porous bronze layer and it's surface is coated the compound of PTFE and PB.It can be used in strong acid and alkaline,It's applied to the corrosion resistant part in dyeing mathmery and ocean industry,etc.
Note:SF017 without lead
Cylindrical bushes,flanged bushes,thrust wahsers,strip and non-standard parts as the clients supplied drawing and etc.
Recommended housing bore tolerance is H7,while the shaft diameter tolerance is F7 or H8.
|Max load capacity P(Dynamic) 140N/mm2,Maximum PV value (Dry) 3.6N/mm2.m/s|
|Max load capacity P(Static)250N/mm2 Maximum PV value(Oil)50N/mm2.m/s|
|Max line speed V(Dry) 2m/s Working temperature -200C~+280C|
|Max line speed V(Oil) 5m/s Thermal conductivity 40W/(m.k)|
Friction coef 0.08~0.20 Coefficient of linear expansion 12*10/k