... polishing the materials with dispersiveness, high viscosity, and fineness.The machine effects are polished through extruding and wearing in three rollers ... ": Diameter of roller (mm): 65 Length of roller (mm): 136 Speed of roller: slow roller 26 r.p.m. Speed of roller: middle roller 70 r ... ) (mm): 1,000 x 1,000x 1,250Guarantee: one yearCoating Machine