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Yankee Ball Clay
Alternate Names: Yankee Stoneware
| Oxide | Analysis | Formula | |
|---|---|---|---|
| CaO | 0.13% | 0.01 | |
| K2O | 1.43% | 0.06 | |
| MgO | 0.75% | 0.07 | |
| Na2O | 1.44% | 0.09 | |
| TiO2 | 1.21% | 0.06 | |
| Al2O3 | 25.38% | 1.00 | |
| SiO2 | 58.61% | 3.92 | |
| Fe2O3 | 2.28% | 0.06 | |
| LOI | 8.78% | n/a | |
| Oxide Weight | 366.65 | ||
| Formula Weight | 401.94 | ||
Related Information
Links
| Materials |
Ball Clay
A fine particled highly plastic secondary clay used mainly to impart plasticity to clay and porcelain bodies and to suspend glaze, slips and engobe slurries. |
|---|---|
| Typecodes |
Ball Clay
Ball clays are abundant and very plastic and are used in all types of plastic forming bodies. They are not as white-burning or refractory as kaolins but lower in iron and fluxes than bentonites. |
Data
| % < 0.5 microns | 52% |
|---|---|
| Firing Shrinkage | 19% at cone 9 |
| Dry M.O.R. (50% Silica) | 830 psi |
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