... to quenching,anneal 2.Adopts Siemens IGBT,MOSFET Copper induction coil contain four types (Medium frequency,High frequency,Ultrahigh frequency,Double ... (quenching,anneal, temper,normalizing..., Through heating,braze welding,smelting, other field and with CEpredominance as belows: 1.The induction heating equipment ... us. Welcome to view our web cn4057.com Copper induction coil with heating