3 ms·
I was wondering why salt was chosen over something like e.g. Petrobond sand that is commonly used to cast metals etc... Perhaps density is the ticket then.
by jszymborski 6y ago
I was wondering why salt was chosen over something like e.g. Petrobond sand that is commonly used to cast metals etc...
Perhaps density is the ticket then.
- kube-system 6y agoIn the comments, it is mentioned that the casting material sticks to the part, so salt is advantageous in that it dissolves in water.
- jszymborski 6y agoTrue, that's really cool!