If you want to do casting at home, you’ll need a way to melt metal. [Jake]’s DIY foundry furnace gets hot enough to melt aluminium, and is built out a mix of scrap parts. The chamber of the ...

If you want to coat big parts, there are DIY oven options for that. After the part was sandblasted down to bare metal, [Thomas] masked off all the holes and threads of the part with polyimide tape.