... . This production line consists of feeding unit, uncoiler, feeding guide, roll forming machine, cutter, automatic stacker,hydraulic system and electric control ... of this panel forming machine is 40m/min. Components of Roll Forming Machine for Roof Panel, Wall Panel: 1) Un-coiler ... , with coil-carLoad capacity: Max.10Tons;2) Roll forming machine: a.About 18 steps to form; b.Material of Roller: 45# steel ...