... OEM brandSize: 4 inches,6 inches,7 inches, 8 inches,10 inches,14 inches,20 inches, 25 inches ... with high efficiency, low rate of broken rice;Rubber Roller Character:Hardness is 90 ~95 degrees; ... and abrasion resistance;Offering very strong bonding between rubber and drum;High shelling efficiency up to ... more than SBR roller at least.Aluminium drum rubber roller, with its light weight, high concentricity, ...