Ceiling grit forming machine roll forming machine Usage: in order to keep the product shape and precision, adopts welded sheet structure, motor reducer drive, gear transmission, roller surfaces polishing, hard plating , heat treatment and galvanize treatment . The polished surface and the heat treatment towards the molds also can keep the molding plate surface smooth and not easy to be marked when it is being stamped. Size of main part: about 5.5*1.4*1.5m (l*w*h) Weight of main part: 4.5tons Main power: 5.5kw Voltage: 380v/50hz/3phase Frame type: memorial arch frame Frame thickness: 25mm Drive mode: by gear Material of rollers: gcr12mov Material of shafts: 45, steel with tempering Diameter of shafts: 40mm Number of rollers: 11 rollers Material: gi/ppgi Material thickness: 0.3-0.6 mm Forming speed: 25 meter/minute