Copper induction Coil with CE 1 Heat treating all classes of machine parts to ... .Adopts Siemens IGBT,MOSFET Copper induction coil contain four types (Medium frequency,High frequency,Ultrahigh frequency,Double frequency) it is appliying ... , temper,normalizing..., Through heating,braze welding,smelting, other field and with CEpredominance as belows: 1.The induction heating equipment mains circuit ...