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| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| Na2O | 0.20% | 0.01 | |
| K2O | 1.90% | 0.07 | |
| CaO | 0.20% | 0.01 | |
| MgO | 0.40% | 0.04 | |
| TiO2 | 1.80% | 0.08 | |
| Fe2O3 | 1.40% | 0.03 | |
| SiO2 | 55.20% | 3.25 | |
| Al2O3 | 28.80% | 1.00 | |
| LOI | 10.00% | n/a | |
| Oxide Weight | 318.40 | ||
| Formula Weight | 353.77 | ||
'Ceramic Fireclay' is a trade name for a clay from Resco Products, not a generic term.
| Materials |
Goldart
|
| Materials |
Industrial Fireclay
|
| Materials |
Fireclay A/S
|
| Materials |
Redart
The most common commercially 200 mesh available raw terra cotta clay in North America. It fires red, has low plasticity and matures a low kiln temperatures. |
| Materials |
Roseville Clay
|
| Materials |
Fireclay
|
| Typecodes |
Fireclay
Fireclays are non-kaolin non-ball clay materials similar to stoneware clays but lacking fluxing oxides. Many fireclays have a PCE of 28 or more. |
| Pyrometric Cone Equivalent | 29-31 |
|---|
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