Cryolite
Cryolite, also known as sodium aluminium fluoride, is a synthetic mineral with the chemical formula Na3AlF6. It is primarily used as a fluoride flux in ceramics, aiding in the melting process. Cryolite is odorless and has a specific gravity of 2.95.
- Material class: fluoride
- Glaze role: flux
- CAS number: 15096-52-3
Oxide Analysis (wt%)
| Oxide | wt% |
|---|---|
| F | 44.19 |
| Na₂O | 36.04 |
| Al₂O₃ | 19.76 |
Safety
- H302: Harmful if swallowed
- H315: Causes skin irritation
- H319: Causes serious eye irritation
- H335: May cause respiratory irritation
- H332: Harmful if inhaled
- H411: Toxic to aquatic life with long lasting effects
- H362: May cause harm to breast-fed children
- H372: Causes damage to organs through prolonged or repeated exposure
- H302: Harmful if swallowed
- H319: Causes serious eye irritation
- Danger