Features : Excellent cutting thickness: from 30mm to 60mm Inverter Air Plasma Welding Machine (welding machine, inverter IGBT Features for Inverter Air Plasma Cutting Machine : 1) Adopts advanced IGBT inverter technology2) Protected against overheating and over-current3) Excellent pilot arc4) Suitable for cutting steel, stainless steel, zinc plated steel, copper, aluminum and steel alloy Main ...