... efficiency. The total machine is composed by: main part, putting roll, embossing, parts feeding traction, die cutting, waste collection, controllor ... plate, door panel is sheet iron, top cover is stainless steel plate.2.Pulling roll use 3" pneumatic core shaft, ... feeding motor:220v,27 newton per square meter,stepping.Feed roll: top is neoprene, bottom is polishing steel roller.Photoelectricity: SICK ...