NSC Kaolin

Oxide	Analysis	Formula
CaO	0.05%	-
K2O	2.10%	0.06
MgO	0.30%	0.02
Na2O	0.10%	-
TiO2	0.04%	-
Al2O3	37.00%	1.00
SiO2	48.00%	2.20
Fe2O3	0.80%	0.01
LOI	11.90%	n/a
Oxide Weight		243.67
Formula Weight		276.58

Notes

Particle Size Distribution:
>53 microns: 0.05 max
>10 microns: 16
<2 microns: 40

Modulus of Rupture, Kgf/cm2:
At 80% Relative Humidity: 8.0
Dried at 110C: 16.2

Casting Rate @ 69% solids (mm2/min): 1.0
% P84 Deflocculant Required for 5 Poise Slip: 0.5

1180C 1280C
Fired Absorption: 16% 8%
Fired Shrinkage: 7% 11%
Brightness: 85 85

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	Grolleg Kaolin A white burning kaolin from the UK, commonly used in porcelain bodies and as a glaze suspender. Sticky when wet, low plasticity.
Materials	Standard Porcelain Kaolin
Materials	Super Standard Porcelain
Materials	Remblend Kaolin
Materials	Treviscoe Kaolin
Materials	English Kaolin
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.

By Tony Hansen
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