rubber refiner 1.rollers are chast iron steel 2.hardened reducer,bearing 3.emergency brake device 4.ISO,SGS,CE rubber refinerUsage: ... mainly used for stripping away impurity substance of reclaimed rubber. rubber refining mill Preliminary roller working diamete(mm)480(waist ... resistant, it can improve the ageing resistant performance of rubber products.(5) Good heat resistance, oil proofness and acids ...