... :weld, harden,forge,anneal and melt High Frequency Electric Welder for Brazing Saw BladesFirst, the high-frequency welding machine ... welding6, uniform heating, hence there is no shortage of spot welding and leakageSecond, high frequency welding machine for the advantages ... high efficiency2, low-cost energy saving3, one can weld multiple parts, so that the welding efficiency is improved4, the oxidation ...