... machine 1,PLC 2,Customized 3,StableI Main Specification:i. Suitable Material G.I. Coil, PPGI Coil, G245ii. Material Thickness ... Profile Height 27 mmvi. Profile Shape as drawingcorrugated roof sheet machine Trapezoidal Roofing Sheet Roll Forming MachineII Production Process:decoiling - ... , in 45# Carbon Steel, Refined(4) Machine Side-Wall Thickness 18 mm(5) Main Bearing 6210(6) Roll Forming Speed 8-12 ...