How to Build a aluminium melting furnace for casting machine?

Melting aluminium, brass, or other mid-temperature melting point metals requires over 1000 degree temperatures. To build a melting furnace is 5 tons capacity or more for casting metals such as aluminum, you need to meet some good design requirements and use appropriate materials. Here is an article that may help you successfully melt these metals with ordinary tools and materials. some manufactures also want to buy more furnace such as holding furnace, homogenizing furnace together.