... plasma cutting machine Features of Inverer Air plasma cutting machine LG-120:1. IGBT inverter technology and precision constant current ... , copper, titanium, cast iron, carbon steel, alloy metal, etc. ;8. Complete accessories: air cooling cutting torch, earth clamp, compressed air ... , etc.SPEC. of Inverer Air plasma cutting machine LG-120: ModelSpec.LG-120Power supply voltageAC 380±10%V / 50~60 ...