Steel Door Frame Roll Forming Machine, Steel Window Frame Forming Machine, Door Frame Forming Machine, High Quality. Technical Datas:1.DECOILER: 1 SET(1)Max. ... 5 kw(4)Hole-Punching Modular: 3 Pics4.ROLL FORMING MACHINE:1 SET(1Rolled Material: Cold Rolled Steel Sheet(2) ... kw6.ELECTRONIC CONTROL SYSTEM(1)Feeder adopts servomotor.(2)Main machine speed-adjuster adopts frequency-converter.(3)By PLC in MIT7 ...