Roll-up Metal Slat Door Making Machine

Rolling shutter door machine adopts cold-formed steel door and window material made of color-coated plate and stainless steel plate, which has the characteristics of good sealing performance, beautiful appearance and long service life; composite rolling door uses cold-formed steel, which is a new type of material for fireproof doors. A large number of cold-formed steels are also used in various keels and decorative strips for decoration in the construction industry. There are many types and specifications of cross-sections required. The materials used include galvanized sheets, color-coated sheets, stainless steel and aluminum alloys.