Matt Walker wrote:Tom, I don't know ratios when using straight solution, but water glass is the hardening agent in Furnace Cement, which is why I use it in my casting mix.
John McDoodle wrote:I think Matt shared it before as 14 parts clay, 14 parts perlite, and 1 part refractory cement. But correct me if I'm wrong, because I'm not positive, but I think that's what Matt shared as a recipie before
Can you really tell me that we aren't dealing with suspicious baked goods? And then there is this tiny ad:
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