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Description: California Ball Clay
Oxide | Analysis | Formula | |
---|---|---|---|
CaO | 0.05% | - | |
K2O | 1.21% | 0.05 | |
MgO | 0.15% | 0.02 | |
Na2O | 0.06% | - | |
TiO2 | 1.51% | 0.08 | |
Al2O3 | 24.05% | 1.00 | |
SiO2 | 61.33% | 4.33 | |
Fe2O3 | 1.84% | 0.05 | |
LOI | 9.80% | n/a | |
Oxide Weight | 382.55 | ||
Formula Weight | 424.12 |
A true refractory California ball clay mined and manufactured by Industrial Minerals. Contributes to clay bodies the same essential good workability properties typical of more costly Kentucky ball clays, yet imparts its own unique character of low shrinkage.
Minus 200 mesh: 99%
Water of Plasticity: 36%
Shrinkage:
Dry - 7.4%
Cone 5 - 10.7%
Cone 10 - 12.0%
M.O.R.
Dry - 200
Cone 5 - 4490
Cone 10 - 4730
Absorption:
Cone 5 - 15.2%
Cone 10 - 9.9%
Color:
Cone 5 - cream
Cone 10 - lt. tan
SO3 content: less than .4%
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. |
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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. |
Dry M.O.R. (50% Silica) | 1411C |
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