Monthly Tech-Tip | No tracking! No ads! |
Oxide | Analysis | Formula | |
---|---|---|---|
CaO | 0.08% | - | |
K2O | 0.20% | 0.01 | |
MgO | 0.16% | 0.01 | |
Na2O | 0.24% | 0.01 | |
TiO2 | 0.21% | 0.01 | |
Al2O3 | 37.91% | 1.00 | |
SiO2 | 46.94% | 2.10 | |
Fe2O3 | 0.80% | 0.01 | |
LOI | 13.47% | n/a | |
Oxide Weight | 232.84 | ||
Formula Weight | 269.09 |
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. |
% < 0.5 microns | 38% |
---|---|
Firing Shrinkage | 18% at cone 9 |
Water absorption | 10% at cone 9 |
By Tony Hansen Follow me on |
Buy me a coffee and we can talk