... perforated metal has many kinds of materials: Low carbon steel shet, stainless steel plates, copper plate,nickel plate 3.Specifications of ... of aluminum sheet, galvanized sheet, cold rolled sheet, stainless steel plate material.Thickness of 0.4mm-3mm.Wide material in ... coating of aluminum, galvanized sheet,cold rolled sheet, stainless steel plate and sheet metal.The biggest advantage is the automatic ...