... annealing medium frequency induction heat treating machine of big shaftZhengzhou Gao electromagnetic induction heating equipment ... : hammers, knives, scissors, pliers and all kinds of shafts, cams, sprockets, gears, valves, ball stud, ... ; food, beverage, pharmaceutical industry, the use of aluminum foil. standardInput powerInput voltageOscillation frequencyVolumemm3efficiencyParticular recommendedWH-VI ...