Our company need the friction flexible material with the next physicomechanical characteristics: Shore A hardness -70-95 Friction factor – 0,40-0,60 Attrition wear, less than-0.25mm. 2. Friction hard material with the next physicomechanical characteristics: Shore A hardness -100-110 Friction factor – 0,30-0,50 Attrition wear, less than-0.25mm. Thickness 4,0-40,0mm Please send Your commercial proposition based terms FOB port China.