How to use Flux in aluminum melts

10 Nov.,2023

 

Originally Posted by paprjam

Originally Posted by

Budget casting sells it for $33 a quart. That sounds a lot higher than you paid. I would suggest you go to Budget casting supply web site and get the MSDS for the flux. It sounds like it could be harmful if not used properly. Most of all keep it out of your eyes, and wash up after using it.
It's basically the lite salt (NaCl & KCl), Arm & Hammer washing soda (Sodium Carbonate)NaCO3, and Sodium Fluorosilicate (this must be the harmful part)Na2SiF4, it's used for water fluoridation.
It's an Alkali and can cause burns like Lye but not a strong.

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