AMIG-P-350 /500-R series is especially designed for automatic welding system. It has the characteristic of CV and can realize the CO2 gas shielded welding of carbon steel. And the AMIG-P-350 /500-R series have the characteristics of Pulse function and constant voltage. During the Pulse function, it can realize the welding of carbon steel, stainless steel, aluminum & alloy, copper & alloy etc. non-ferrous metal.