sands or grog

ArtMetal
Bramblebush


Bramblebush ForumsFAQ

Posted by ruth claxton on February 16, 19100 at 04:17:53:

I have been reading your site with interest. We make plaster and grog investment moulds and I see that some people use sand instead of grog. What sort of sand works best? Are there problems with it vitrifying. What mixes do you use?

Thanks


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