... furnace to efficiently melt non-ferrous alloys for casting and making ingots. To pour molten metal, use the included tongs to ... , Silver, Sterling Silver, Tin & Zinc.Melts Pure Jewelry grade Metals such as: Gold 8k-24k, Silver (coin,sterling,fine), Copper, and more ... CE Marked You can melt pure silver & gold or alloys such as sterling silver, 14k gold 18k gold up to pure. 9. It takes ...