... for quenching; for hardening; for annealing; IGBT Intermediate frequency induction hot forging machine (5-20Khz) Main features 1.Adopt IGBT ... clear, it is good for quiding the design of induction coil and adjusting the capacitance3.Small dimension, light weight, ... better, so it reduces th cost when producing.induction welding machine Application of Induction heating equipment: Heating (hot forging, hot ...