Pastelle DM Ball Clay

Oxide	Analysis	Formula
SiO2	53.30%	2.84
Al2O3	31.80%	1.00
Na2O	0.20%	0.01
K2O	1.60%	0.05
MgO	0.20%	0.02
CaO	0.10%	0.01
Fe2O3	1.00%	0.02
TiO2	1.10%	0.04
LOI	10.00%	n/a
Oxide Weight		286.43
Formula Weight		318.26

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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.

By Tony Hansen
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