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Borax or boric acid?

Posted: Mon Aug 31, 2015 2:03 pm
by Terry Gallentine
Which is a stronger flux, borax or boric acid? Are there any other notable differences in the way they work between the two?

Re: Borax or boric acid?

Posted: Mon Aug 31, 2015 2:28 pm
by Bert Weiss
All I know is that 20 mule team borax works. I never tried anything else. Some will crystalize at the bottom of the bottle, just pour the liquid off and it works. This stuff is cheap.

Re: Borax or boric acid?

Posted: Mon Aug 31, 2015 9:23 pm
by charlie
borax: Na2B4O7

boric acid: H3BO3

they are not interchangeable and not the same.