... dissipation 2.Low power dissipation 3.Stable operation High efficiency DC electric ARC furnace Purpose: * The temperature ... Ferrum, Alloy metal, Ore, Ceramic, Calcium carbide, Silicon carbide, Casting iron, Fine carbon steel & Wolfram(W ... the required of different smelting metal.* High thermal efficiency, the condition of furnace can be controlled ... . (mm)300 x 3 High efficiency DC electric ARC furnace