... Power Output 3.Energy Saving 4.High-Speed Melting High Frequency melting furnace Using IGBT module power device,more integrated and ... Suitable for precious metals such as gold, platinum, silver, copper, iron, stainless steel, aluminum and other metal smelting. ... The characteristics of high-frequency melting machine:small metal melting capacity,melting time is short.Gold,silver,copper smelting in 2-6 ...