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This is my second Ible of my homemade foundry. My first one was my : Mini Charcoal Furnace. In this instructable I will explain how I made my second...
First I made sure the cylinder is empty then I drilled 2 holes. One hole to fill the cylinder with water the other as an air hole which also makes it ...
I cut the inlet air hole and welded 2.5" pipe in an angle so the air will swivel and create more heat in the center. I kept the pipe 2" inside that wi...
Next thing I made was the hinge system for the furnace lid. I used 20x20mm box iron from scrap metal I kept for a "rainy day". I used my drill press f...
Sometimes the refractory shrinks or moves so in order to keep it in place I used metal screws all around the furnace body and lid part.
At this stage the foundry is almost ready for the refractory stage. I used a plastic can of paint with a bit of extra cardboard on top to form the inn...
Every type of refractory has its own curing time and manufacture guidelines. If refractory is not cured properly it might crack under high temperature...
The foundry was ready for action at this stage but I found moving it quite a task with all that heavy refractory. So I welded handles from 5mm rebars ...
When we look around we can see aluminum all over the place molded into different objects that we use daily. I took a few photo's of the aluminum parts...
Now its time for some melting, My furnace is HUNGRYso it's time to feed it with some aluminum. I collected some aluminum from my house, some unused it...
After making a good foundry (still working with charcoals) and after making a strong crucible that is not failing after a couple of uses it is time fo...
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Posted:Oct 20, 2010
Build a foundry and sand-cast aluminum.
Fenris The bbw
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