4-C Clay
Alternate Names: Spinks 4-C, 4-C Ball Clay
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.26% | 0.02 | |
| K2O | 0.51% | 0.02 | |
| MgO | 0.22% | 0.02 | |
| Na2O | 0.16% | 0.01 | |
| TiO2 | 1.27% | 0.06 | |
| Al2O3 | 25.29% | 1.00 | |
| P2O5 | 0.12% | - | |
| SiO2 | 58.64% | 3.94 | |
| Fe2O3 | 1.26% | 0.03 | |
| LOI | 12.28% | n/a | |
| Oxide Weight | 353.83 | ||
| Formula Weight | 403.37 | ||
Related Information
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| 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
| Pyrometric Cone Equivalent | 31.5 |
|---|---|
| Dry M.O.R. (50% Silica) | 437C |
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