300-530mm Width Adjustable Snap Lock Standing Seam Roofing Sheet Roll Forming Machine 1. Snap Lock Standing Seam Roofing Sheet Roll Forming Machine Technical Parameter 1 Suitable to process Galvanized steel, PPGI 2 Width of the plate As customer need 3 Thickness of the plate 0.3-0.8 mm 4 De-coiler 5 tons hydraulic decoiler with arm and car 5 Rollers for forming About 18 rollers 6 Diameter of the roller Φ75mm 7 Rolling material High Grade Steel 45# 8 Main motor power 7.5KW