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by Kathleen Ash
Tue Jul 06, 2021 9:33 am
Forum: Kiln Casting
Topic: Hydrocal Hell
Replies: 1
Views: 14675

Hydrocal Hell

Hello, I have not been able to find an answer and I'm hoping the forum can help: I am in the process of making a pate de verre box. The folks at Bullseye said that I would be able to use straight Hydrocal for my plaster mold. In Boyce Lundstrom's book he said to take the mold to 1200 degrees to burn...