Monthly Tech-Tip | No tracking! No ads! |
Oxide | Analysis | Formula | |
---|---|---|---|
CaO | 0.03% | - | |
K2O | 1.90% | 0.06 | |
MgO | 0.26% | 0.02 | |
Na2O | 0.07% | - | |
TiO2 | 0.35% | 0.01 | |
Al2O3 | 36.50% | 1.00 | |
SiO2 | 49.00% | 2.28 | |
Fe2O3 | 0.80% | 0.01 | |
LOI | 11.20% | n/a | |
Oxide Weight | 248.46 | ||
Formula Weight | 279.80 |
Particle Size Distribution:
>125 microns: 0.05 max
>10 microns: 28
<2 microns: 40
Modulus of Rupture, Kgf/cm2:
At 80% Relative Humidity: 7.0
Dried at 110C: 13.0
Casting Rate @ 63% solids (mm2/min): 1.75
% P84 Deflocculant Required for 5 Poise Slip: 0.45
1180C 1280C
Fired Absorption: 20% 11%
Fired Shrinkage: 6% 10%
Brightness: 85 84
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 Follow me on |
Buy me a coffee and we can talk