... fail,over hot,etc. 2).Digital auto-control,it has the function of manual,automatic and heating-keeping-cooling ... work continuously. Applications: Application of kechuang medium frequncyDeeply heating-shapingStandard parts,fasteners,automobile parts,hardware tools,gears, ... ,cutting toolswelding;welding mallet alloy;red copper;welding with different materials on stainless pan.SmeltingSmelting gold,silver, ...