7.5kW Automatic Roller Shutter Door Machine , Rolling Shutter Making Machine

7.5kW Automatic Roller Shutter Roll Forming Machine, 0.3 to 0.7mm Thickness of Sheets Making Machine Technical data of roller shutter door roll forming machine Suitable material color steel sheet;0.7-1.0mm,1.5mm, 2mm Working speed about8-25m/min stress 235MPa,345MPa,550MPa. Power Main motor power: 12 Kw(Depend on final design) Hydraulic station power: 3Kw(Depend on final design) Material of forming rollers No.45 steel, plated with chrome on surface. Material of cutter