Ceraclay WTC Kaolin

Oxide	Analysis	Formula
CaO	0.05%	-
K2O	2.20%	0.07
MgO	0.30%	0.02
Na2O	0.10%	-
TiO2	0.05%	-
Al2O3	36.50%	1.00
SiO2	48.50%	2.26
Fe2O3	0.85%	0.01
LOI	11.20%	n/a
Oxide Weight		247.45
Formula Weight		278.67

Notes

Particle Size Distribution:
>53 microns: 1.0 max
>10 microns: 18
<2 microns: 26

Modulus of Rupture, Kgf/cm2:
At 80% Relative Humidity: 3.0
Dried at 110C: 6.0

Casting Rate @ 65% solids (mm2/min): 6.5
% P84 Deflocculant Required for 5 Poise Slip: 0.40

1180C 1280C
Fired Absorption: 19% 11%
Fired Shrinkage: 6% 10%
Brightness: 84 86

Related Information

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Materials	Kaolin The purest of all clays in nature. Kaolins are used in porcelains and stonewares to impart whiteness, in glazes to supply Al2O3 and to suspend slurries.
Typecodes	Kaolin Pure clay mineral, there are many brand names of varying purity and iron content.

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