| Monthly Tech-Tip | No tracking! No ads! |
Alternate Names: Kaolen 143
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.34% | 0.02 | |
| MgO | 0.19% | 0.01 | |
| K2O | 0.12% | - | |
| Na2O | 0.09% | - | |
| TiO2 | 0.23% | 0.01 | |
| Al2O3 | 35.41% | 1.00 | |
| SiO2 | 49.90% | 2.39 | |
| Fe2O3 | 0.66% | 0.01 | |
| LOI | 12.57% | n/a | |
| SO4 | 0.52% | n/a | |
| Oxide Weight | 250.43 | ||
| Formula Weight | 288.15 | ||
Available in run-of-mine, 25mm and 50mm sizes.
| Minerals |
Quartz
Quartz is the most abundant mineral on earth, it is the main crystalline mineral form of silica (SiO |
| Minerals |
Kaolinite
The most fundamental clay mineral. This mineral is found in nature in its purest form as kaolin. How |
| Materials |
Kaolin 151
|
| Materials |
Kaolin 115
|
| Materials |
Kaolin 171
|
| Materials |
Kaolin 111
|
| Materials |
Kaolin 113
|
| Materials |
Kaolin 114
|
| 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. |
| Dry Strength (kgf/cm2) | 12.14 |
|---|---|
| Firing Shrinkage | 1150C: 3.0% 1200C: 5.0 1250C: 5.1 1325C: 5.5 |
| Water absorption | 1100C: 20% 1200C: 18 1250C: 18 1325C: 15 |
| By Tony Hansen Follow me on ![]() | ![]() |
Buy me a coffee and we can talk