Description: 1.Adpot advanced electronic component and reliable controlling circuit, the machine has stable current,high welding quality. 2.Through‘Arc Force' adjustment function,to guarantee the best arc capability, and all-position welding for the metal such as carbon steel, stainless steel etc. 3.High duty cycle, with protection fo over- load, be able to work continuously. 4.Stable arc, beautiful welding seam, deep pool, ltle splash. 5.Automatic protection functions for over -voltage,over-current and over -heating.To lengthen cable, stable welding is possible. 6.Multi-purpose welding machine, can be used for gouging weld (current>500A) 7.Can be used cellulose electrode welding process. 8.Apply generally in many fields like machine installation,petroleum,chemical, industry and vessel etc.