... , control system: PLC3, working voltage :380V4, forming speed:200-400mm/min5, suitable thickness of the ... : Insulated sandwich panel production line makes the color coated steel stick on both sides of core ... uncoiler, cutting machine, laminating system(ribbon, gelatinizing, heating up, compounding, crimping, notching, edge trimmer, automatic cutting) and ... the future. Sandwich panel roll forming machine