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Sagger XX Ball Clay

Alternate Names: XX Sagger, XX Sagger Ball Clay, Saggar

Oxide Analysis Formula
CaO 0.50% 0.03
K2O 0.89% 0.03
MgO 0.30% 0.03
Na2O 0.30% 0.02
TiO2 1.71% 0.07
Al2O3 29.17% 1.00
SiO2 56.73% 3.30
Fe2O3 0.69% 0.02
LOI 9.71%n/a
Oxide Weight 315.72
Formula Weight 349.67

Notes

A fine grained secondary clay which fires to a light cream with 13% shrinkage at cone 10. This ball clay is considered to be very effective in salt firing and it is claimed that it works well in flashing (i.e. wood firing).

Related Information

Links

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

Ultimate Particle Size Distribution 20 microns: 99% 10: 97% 8: 94% 5: 88% 3: 79% 2: 73% 1: 60% 0.5: 45%
Pyrometric Cone Equivalent 32.5
Water absorption Cone 5: 11% cone 10: 3%
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