Homemade Electric Melting Furnace

Homemade electric melting furnace intended to facilitate the process of aluminum casting.

Homemade electric melting furnace.

This document describes how to build a furnace for melting metals like copper silver gold etc. 8 pounds plaster of paris possibly 12 if you do not have a lid with your bucket bag of sand normal play sand will work fine a 5 gallon bucket for mixing. Take some cement and mix some gravel which should be about 3 times that of the. Put the metal you want to melt inside the crucible and use a pair of fire tongs to set it in the middle of your furnace.

Make some insulated concrete. Materials steel bucket with lid would be preferred and it works best with a 10 quart but i couldn t find one and made a 6 gallon. Kanthal is the largest supplier of electric heating elements but there are other suppliers like i 2 r elements duralite molycom and mhi. Some quick links to a fe.

For my 25th birthday my wife got me dave gingery s book lil bertha a compact electric resistance shop furnace so i started right off building by dave s plans the main problem in my opinion that one encounters in making a resistance furnace is the structure that holds the elements. Refractory mixture consists of perlite and stove cement. This is a homebuilt electric melting furnace. Click on the image to go to the kanthal site where you can download specifications on kanthal wire and heating elements.

Fill the sides of. Firstly you ll have to grab a steel bucket the size depends on how. Unit runs on a 220v power supply. I decided to make an electric furnace because it s totally silent i may use it inside my workshop i also may control temperature and i don t have to worry.

A crucible is a metal container that you put inside of your furnace that holds the metal you re melting. Allow the furnace to heat the crucible and melt the metal before taking it out with tongs for casting. How to hack flashlight batteries and a fire brick into a desktop arc reaction chamber.