... with high efficiency, low rate of broken rice;Aluminium drum rubber roller, with its light weight, high concentricity, the wear- ... to reduce the load vibration, and to increase the rubber roller's life.Rubber Roller Character:Hardness is 90 ~95 degrees;Excellent ... Good wear resistance, long using period. trong temperature, no climate impact, not deformation, soft, anti-tear at high-speed.Health and ...