This site has the mixture ratio for different temperatures
Salt bath heat treatment [SubsTech]
Type: Posts; User: stug
This site has the mixture ratio for different temperatures
Salt bath heat treatment [SubsTech]
Nice, reading this thread you can use potassium nitrate ( KNO3) and Sodium nitrite (NaNO2) they shouldn't be hard to get in NZ, just need to get the mix right to get the right temp.
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