There are commercially available inert- gas casting machines- we
have one, a Memco. This particular one uses nitrogen, but I have
seen ones that use argon. They generally melt by electrical
induction and are vacuume machines. Ricky Low
There are commercially available inert- gas casting machines- we
have one, a Memco. This particular one uses nitrogen, but I have
seen ones that use argon. They generally melt by electrical
induction and are vacuume machines. Ricky Low