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Please post how you cast a graphite crucible for free! My #8 has been working well so far but every time I clean it before starting the next melt, there is a tiny bit of interior worn off and someday it will add up to buying a new one.

A graphite crucible is the only way to go!

I made one with a 15 gallon-ish metal trashcan with ceramic blanket and the black pipe/welding tip torch like the one from (the king of random) In my attempt to melt copper, I had to double up on the torches and used added a canned fan mounted to a manifold plenum to get forced air in both...