... package, plastic bag, foamUsage: low-carbon steel, aluminum and its alloy, stainless steel, Copper, and etcApplication Fields: Exhaust pipe, ... ), pulsed-GMAW, double-pulsed GMAW, arc carbon gas cutting welder and contain welding method consisted of any functions in ... function of checking interior temperature of welding machine. So its energy-saving achievement is remarkable.14. Good ventilation system ...