... 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 ... roller is the 2nd generation of rice huller rubber roller, is adopted 100% NBR rubber materials, the original color is Amber with innocuity ...