... hardening; for annealing; 200KW intermediate frequency induction heating machine, welding brazing, hardening, quenching(1-20KHz) Main features 1.Adopt ... , hot extrusion of watch case, watch flan, handle, mold accessory, kitchen and table ware, art ware, standard part, fastener, ... , such as small size mold, mold accessory and inner hole of mold Welding (brazes welding, silver soldering and brazing) It’s ...