... in melting cast iron, cast steel , copper and aluminum alloy etc.Power : 20KVA-8000KVA.Capacity : 2KG-10TonsWorking temperature:1600°C ... shock.2.Smelting furnace's automatic resistance adjustment, permanent power output, 10-20% energy saved in comparison with domestic ... (for over current, over voltage, insufficient water pressure, power failure, or phase absence), and mishandling will not cause ...