Monthly Tech-Tip | No tracking! No ads! |
Alternate Names: Treviscoe China Clay
Description: A white burning high strength Cornish kaolin
Oxide | Analysis | Formula | |
---|---|---|---|
CaO | 0.10% | - | |
K2O | 2.20% | 0.07 | |
MgO | 0.30% | 0.02 | |
Na2O | 0.10% | - | |
TiO2 | 0.03% | - | |
Al2O3 | 36.50% | 1.00 | |
SiO2 | 48.00% | 2.23 | |
Fe2O3 | 0.75% | 0.01 | |
LOI | 12.00% | n/a | |
Oxide Weight | 245.86 | ||
Formula Weight | 279.39 |
Particle Size Distribution:
>53 microns: 0.10 max
>10 microns: 18
<2 microns: 44
Modulus of Rupture, Kgf/cm2:
At 80% Relative Humidity: 7.5
Dried at 110C: 16.2
Casting Rate @ 62% solids (mm2/min): 2.0
% P84 Deflocculant Required for 5 Poise Slip: 0.6
1180C 1280C
Fired Absorption: 15% 6%
Fired Shrinkage: 9% 13%
Brightness: 84 84
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 |
NSC Kaolin
|
Materials |
Remblend Kaolin
|
Materials |
Standard Porcelain Kaolin
|
Materials |
Super Standard Porcelain
|
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 Follow me on |
Buy me a coffee and we can talk