News

　　What kind of induction furnace do foundries use?

　　Now, how many types of electric furnaces are used for casting? Which one is faster, more energy-efficient, and easier to maintain?

　　 Casting electric furnace It is a medium-frequency induction furnace used on existing equipment in the casting industry. Casting is a manufacturing process in which metal is melted into a liquid that meets specific requirements, then poured into a mold. After cooling, solidification, and cleaning, the result is a cast component with a predetermined shape, size, and performance.

　　Since the cast billet is nearly in its final shape, it can be produced with little or no further machining, thereby reducing costs and processing time to a certain extent. Casting is one of the fundamental processes in modern manufacturing. Medium-frequency induction furnaces can be used for more efficient and energy-saving casting, helping to cut costs and protect the environment. Today, in the 21st century, the casting industry will gradually phase out traditional coal-fired furnaces and adopt electric casting furnaces instead.

　　What kind of furnace does the foundry use?

　　(1) Cupola furnaces can be used for melting cast irons, including gray cast iron, white cast iron, ductile cast iron, and nodular cast iron.

　　(2) Medium-frequency induction furnaces can be used for melting gray cast iron, white cast iron, ductile graphite cast iron, spheroidal graphite cast iron, copper alloys, and cast steel, among others.

　　(3) An electric arc furnace, which can be used for melting cast steel.

　　(4) Oil-fired furnace, suitable for melting non-ferrous alloys.

　　(5) The resistance furnace can be used to melt aluminum alloys.

　　These are just common types of furnaces used for metal smelting. However, there are also specialized smelting equipment specifically designed for metal melting, as well as other types of furnaces that are not used for melting metals, as shown below.

　　(6) Heat treatment furnace, suitable for heat treating castings.

　　(7) Drying oven, which can be used to dry sand cores and molds.

　　(8) A firing furnace, which can be used for baking investment casting molds.

　　I work at a precision casting factory, and currently I use a roasting furnace (shell firing furnace) and a melting furnace to melt metal materials—including raw materials, scrap parts, sprue remnants, connectors, and the like.

　　All these enterprises must use industrial. Casting electric furnace

　　Enterprises that require electric furnaces—including welding plants, machinery factories, metal heat treatment plants, various laboratories, ceramic processing plants, shipyards, pressure vessel manufacturers, boiler manufacturers, diverse smelting plants, tool factories of all kinds, standard parts manufacturers, hardware stores, foundries, bearing manufacturers, auto parts manufacturers, various tool factories, injection molding plants, spring manufacturers, nail factories, wire-drawing mills, and many others (too numerous to list).

　　As we’ve just learned from the introduction above, we’re all now aware of the advantages of induction furnaces for casting. We hope the explanation provided has been helpful and enlightening for everyone. If you still have any questions or uncertainties, feel free to give our company a call—we have highly skilled technical experts ready to answer your queries. Well then, see you again in our next episode!