Enfield Stoneware
Description: Legacy stoneware from United Clay Mines
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.20% | 0.02 | |
| MgO | 0.20% | 0.03 | |
| K2O | 1.90% | 0.13 | |
| Na2O | 0.60% | 0.06 | |
| TiO2 | 1.00% | 0.08 | |
| Al2O3 | 16.00% | 1.00 | |
| SiO2 | 73.50% | 7.80 | |
| Fe2O3 | 1.10% | 0.04 | |
| LOI | 5.40% | n/a | |
| Oxide Weight | 602.44 | ||
| Formula Weight | 636.83 | ||
Related Information
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| Typecodes |
Stoneware Clay
These materials generally contain bentonite, ball clay, kaolin, feldspar, mica, quartz and some iron impurities. They can often be used as a body with few additives. |
Data
| % < 0.5 microns | 65% |
|---|---|
| Drying Shrinkage | 6.5% |
| Dry M.O.R. (50% Silica) | 1100 psi |
| Firing Shrinkage | 10% at cone 9 |
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