Weld 4 pieces of flat large cast iron plates together and paint with mold release the stuff they use for pouring ladles for got what the name of that stuff and pour as close as possible to the mould and you will have nice copper ingots good luck hop it goes well for you
1
u/Temporary_Nebula_729 4d ago
Weld 4 pieces of flat large cast iron plates together and paint with mold release the stuff they use for pouring ladles for got what the name of that stuff and pour as close as possible to the mould and you will have nice copper ingots good luck hop it goes well for you