Old Hickory TI-21 Tennessee Ball Clay
Old Hickory TI-21 Tennessee Ball Clay is a natural clay material known for its plasticity and fine particle size. It originates from Tennessee and is commonly used in ceramic glazes to provide alumina and silica, contributing to the glaze's stability and durability.
- Material class: ball_clay
- Glaze role: alumina_source
Oxide Analysis (wt%)
| Oxide | wt% |
|---|---|
| SiO₂ | 58.52 |
| Al₂O₃ | 27.94 |
| LOI | 9.56 |
| TiO₂ | 2.14 |
| Fe₂O₃ | 1.07 |
| K₂O | 0.34 |
| MgO | 0.24 |
| CaO | 0.09 |
| Na₂O | 0.06 |