i have my home foundry with a gaz oven and another one electrique.
i did lost wax technique and it's expensive.
i did my homemade geocoin (upik nuannertoq) with a lot of detail, 100 coin.
with the materiel (crucible, polishing kit,gaz,ceramic shell, petrobond,clear, laser graving......),my time and the activation code; the prize of the coin is expensive
i sell it for 20$ shipping included and i don't make $, still some coin left.
my next geocoin( the beluga ?) a do 50 coin, because it's too much work and i dont want stay with it.
the price gone be lower too.
ungaze your recycling aluminum because you gone have some bubble in your coin.
keep one coin for me.