... Ultrahigh frequency,Double frequency) it is appliying for classes of machine parts to heat treating(quenching,anneal, temper,normalizing..., Through ... IGBT,MOSFET and any other new type induction heating machine. 2.Fast speed,low power consumption,small volume,light weight,easily used ... use. 4.Special cycle cooling system, make sure the machine work 24 hours continuously. For details,please feel free to ...