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Alternate Names: Black Ball Clay
Description: Light burning clay, very plastic Devon Ball Clay
Oxide | Analysis | Formula | |
---|---|---|---|
Al2O3 | 32.00% | 1.00 | |
SiO2 | 47.00% | 2.49 | |
K2O | 1.00% | 0.03 | |
Fe2O3 | 1.00% | 0.02 | |
Na2O | 1.10% | 0.06 | |
LOI | 10.00% | n/a | |
Oxide Weight | 261.69 | ||
Formula Weight | 290.77 |
LOI estimated
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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