... Roll Forming Machine,C Purlin Forming Machine,C Section Forming MachineIntroduction of C Purlin Roll Forming Machine,C Profile Roll Forming Machine,C Channel Roll Forming Machine,C Beam Roll Forming Machine,C Section Roll Forming Machine,C Shape Roll Forming Machine,C Steel Roll Forming Machine ... 1.5-3.0mm 12 Rolling spec.: spec. of 80-300 13 Uncoil width: 1000mm 14 Precision of length: 10000mm±2mm