... . 37KW, 380V,30-80KHZ 4. Metal superficial heating is perfect This high frequency induction heating machine A. Heating (hot forging, hot fitting and smelting):1 Hot ... drive shaft, small shaft and fork. 3. Various electric tools, such as gear and axes.4. Quench for machine tools, such as ... and clamp etc.6. Quench for hardware molds, such as small-size mold, mold accessory and inner hole of mold. C ...