... and so on. HD-25kw crystal type high frequency induction heating machine heater possesses many advantages,such as small measurement,light ... ,saving electicity and so on.it is ideal equipment for heating,welding,hot forging and smelting small workpieces.Main technical specification ... 40°Cless than 40°CApplication rangeThe machine can only supply heating resource, it can use for the hot forging, welding ...