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Oxide | Analysis | Formula | |
---|---|---|---|
CaO | 0.03% | - | |
K2O | 1.60% | 0.05 | |
MgO | 0.25% | 0.02 | |
Na2O | 0.05% | - | |
TiO2 | 0.30% | 0.01 | |
Al2O3 | 37.50% | 1.00 | |
SiO2 | 47.50% | 2.15 | |
Fe2O3 | 0.65% | 0.01 | |
LOI | 12.50% | n/a | |
Oxide Weight | 239.03 | ||
Formula Weight | 273.18 |
Particle Size Distribution:
>53 microns: 0.1 max
>10 microns: 6
<2 microns: 63
Modulus of Rupture, Kgf/cm2:
At 80% Relative Humidity: 16.0
Dried at 110C: 40.0
Casting Rate @ 62.5% solids (mm2/min): 0.2
% P84 Deflocculant Required for 5 Poise Slip: 0.7
1180C 1280C
Fired Absorption: 18% 9%
Fired Shrinkage: 7.5% 11.5%
Brightness: 90 87
Typecodes |
Kaolin
Pure clay mineral, there are many brand names of varying purity and iron content. |
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