... , high temperature tolerance and steady friction coefficient4:Material:carbon fiber, ceramic, mineral fiber ,semi-metallic, non-asbestos etc.5: 30000 To ... Prescription, Hot-press, Heat-treatment,Drilling, Grinding, Dust-clear,Packing. 10:Application:Passenger cars,commercial cars,heavy duty trucks,bus ... )1.8-2.35Impact Force(J/cm2)≥0.30PackingInner packing--shrink wrapped and paper box;4 pcs/set/box, ...