Corrugated roof roll forming machine 1. Material of coil: ppgi, gi 2. Material of blade: cr12 3. Cutter: hydraulic 4. Wheels processing: by cnc machine 5. Equipment operation: plc, automatically 6. Thickness of sheet: 0.28-1.0mm 7. Material width: 1250mm/1220mm/1000 mm 8. Suitable material: color coated steel sheet or galvanized or aluminium Waterproof and rustproof