920 laser cutting machine: a,High cutting speed b,DSP control systerm c,CE,FDA d,Usd for ... machine has the double efficiency of high-speed engraving and high-speed cutting. The machine runs steadily equipped with import guide rail and advanced DSP ... of triphase motor and drive. It has high cutting precision, smooth incision, good engraving efficiency, high speed and do not need reprocessing. The ...