... machine 1.feed width:480mm 2.forming thickness(2.0-3.2mm) 3.Forming speed: 10-12m/min 4.Total weight:25T High-speed ... Guardrail Cold Roll Forming Machines/Expressway Guard Rail Forming MachineHighway guard rail roll forming machine 1) Full ... of decoiler, levelling, punching system, coil feeding machine, guider, roll forming machine, cutting system, collecting platform and the PLC ...