May 2026: We are continuing a major code rewrite. Please contact us if you find issues. Thank you.
The SIAL grog is made by RHI Refractories. Christy is from Christy Minerals. The Mullite is not really a grog but neither is it a powder, it is made by Mulcoa Refractories.
| Glossary |
Grog
Grog is a term used in ceramics to describe crushed brick (or other fired ceramic) aggregate that is added to sculpture and structural clays to improve drying properties. |
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