Regent Ball Clay

Description: Tennessee Ball Clay

Oxide	Analysis	Formula
CaO	0.20%	0.01
K2O	0.70%	0.03
MgO	0.20%	0.02
Na2O	0.10%	0.01
TiO2	1.90%	0.09
Al2O3	27.80%	1.00
SiO2	58.20%	3.55
Fe2O3	1.00%	0.02
LOI	9.90%	n/a
C	0.30%	n/a
Oxide Weight		330.58
Formula Weight		368.13

Notes

Particle Size (e.s.d.)
125 microns - 0.4
20 microns - 97
2 microns - 83
.5 microns - 59
Modulus of Rupture at 110C
Mn/M2 - 4.5
lbf/in2 - 650
Water Absorption
1120C - 23.0
1220C - 7.5
Shrinkage Dry to Fired
1120C - 7.5
1220C - 15.5
Refractoriness
Cone - 33, 1730C

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.

By Tony Hansen
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