... -size The function of high-frequency welding machineHigh frequency welding machine is a new type of induction heating equipment, mainly uesd ... ).oxidation of small area.(4).the appearance is exquisite,firm,full after welding.(5).heating uniform, so no lack solder joints ... ’s no oxidation layer.(5). the appearance is exquisite,firm,full after welding. Induction Brazing Machine