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Alternate Names: #13 Clay
Description: Plastic Clay - Allier, France
Oxide | Analysis | Formula | |
---|---|---|---|
CaO | 0.30% | 0.02 | |
K2O | 1.80% | 0.07 | |
MgO | 0.40% | 0.03 | |
Na2O | 0.10% | 0.01 | |
TiO2 | 1.40% | 0.06 | |
Al2O3 | 29.50% | 1.00 | |
SiO2 | 53.60% | 3.08 | |
Fe2O3 | 3.30% | 0.07 | |
LOI | 9.60% | n/a | |
C | 0.20% | n/a | |
Oxide Weight | 312.57 | ||
Formula Weight | 346.53 |
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. |
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