Type-840 tamping plant for color steel 1.PLC computer control 2.no noise,no shake 3.hydraulic system,long ope ... of roll forming machine,molding press,cutting machine,PLC computer control and hydraulic systemThe machine is stable,no noise,no shake ... life,no noise this machine is applies to roof fortification Flow chart: Decoilling the sheet--sheet guilding--film covering--roll forming--measure ...