... IGBT design, used for metal hot forging power supply, induction forging, heat treatment. 90KW metal hot forging power supplyTechnical parameters:Rated Power ... .3.simple to install, installation can be done by unprofesstional person very easily.4.Heats fast: the ... , annealing, quenching, tempering and heat treatment.4, metal forging, hot forming.5, powder metallurgy sintering, and metal smelting. if ...