... feed leading table, flattening device, the main forming machine, punching device, cutting device, hydraulic station, and ... Technical Specification of C&Z Purlin Roll Forming Machine: No.Item UnitParameter1Applicable materialType Ordinary cold, hot rolled ... plate, galvanized platePlate strengthMPA≤350Plate thicknessmm1.5-3.0Coil inside materialmm500, 600Coil weightT52Production spec mm100- ...