WTD Kaolin

Alternate Names: Ceraclay WTD

Oxide	Analysis	Formula
CaO	0.05%	-
K2O	3.85%	0.12
MgO	0.30%	0.02
Na2O	0.10%	-
TiO2	0.05%	-
Al2O3	34.50%	1.00
SiO2	50.00%	2.46
Fe2O3	0.75%	0.01
LOI	10.30%	n/a
Oxide Weight		264.90
Formula Weight		295.32

Notes

Particle Size Distribution:
>53 microns: 1.0 max
>10 microns: 15
<2 microns: 35

Modulus of Rupture, Kgf/cm2:
At 80% Relative Humidity: 4.0
Dried at 110C: 7.0

Casting Rate @ 65% solids (mm2/min): 6.0
% P84 Deflocculant Required for 5 Poise Slip: 0.45

1180C 1280C
Fired Absorption: 10% 2%
Fired Shrinkage: 10% 15%
Brightness: 78 75

Related Information

Links

Minerals	Mica See Muscovite.
Minerals	Kaolinite The most fundamental clay mineral. This mineral is found in nature in its purest form as kaolin. How
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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