... 2.work for 48hrs continuously 3.Low energy consumption metal quenching,annealing,forging,meltin IGBT Induction Annealing Equipment for ... equipment are using for heat treatment, hardening, forging, welding, annealing for metal material and work piece. using for metal heating, ... --200200KW380V 50HZ330A2-10KHZ900*550*1800100% How the machine work:work pieces:Zhengzhou Gou's welcome you!! IGBT Induction ...