| Monthly Tech-Tip | No tracking! No ads! |
Description: Legacy white kaolin from Edgar Bros. Co.
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| SiO2 | 42.01% | 1.72 | |
| Al2O3 | 41.48% | 1.00 | |
| Fe2O3 | 0.30% | - | |
| TiO2 | 0.70% | 0.02 | |
| CaO | 0.60% | 0.03 | |
| MgO | 0.50% | 0.03 | |
| K2O | 0.50% | 0.01 | |
| Na2O | 0.50% | 0.02 | |
| LOI | 13.60% | n/a | |
| Oxide Weight | 212.93 | ||
| Formula Weight | 246.44 | ||
| 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 | 17% |
|---|---|
| Drying Shrinkage | 3% |
| Dry M.O.R. (50% Silica) | 65 |
| By Tony Hansen Follow me on ![]() | ![]() |
Buy me a coffee and we can talk