Color steel roll panel is the color coating steel plate and the roller of cold bending into various wave types of pressure plate. It is used in industrial and civil building, warehouse, construction, large span steel structure housing roof, walls, and internal and external wall decoration, is a lightweight, high strength, color rich affluence, convenient and quick construction, earthquake, fire, rain, long service life, maintenance free characteristics, has been widely applied. main roll forming machine Forming steps: as requirements Shaft diameter: 80 mm Design type : middle Plate Roller material: 45 # steel chrome plating chromium Shaft material: 40Cr steel Work speed: 4-12m/min Transport: by chain Type of cutting : hydraulic Cutting tolerance: 1mm Cutter: Gcr12 Working pressure: 40MPA