High quality Automatic rolling shutter door slat forming machine manufacturer China Superda equipment for production garage doors, roller doors, curtain slats. door shutter slat forming machine can automatically control the length, quantity, forming, cutting. Product Description Rolling shutter door slat forming machine 1, Rolling shutter door slat equipment for producing steel door frame shapes 2,Completed shutter door slat production line working flow , Decoiler —guiding — feeding — hydraulic punch— roll forming — finished product factory production layout for reference. 3,Equipment consists The equipment consist with de-coiler , leveling machine, servo feeding machine, main forming machine, cutting device, collection table .PLC control system 4,Main technical parameter of production line , material : GI steel sheet, low carbon steel. the thickness of the steel sheet , 1.5mm inner diameter of coil , Φ508mm line speed, 12-15m/...