Wollastonite
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Glass & Ceramic Chemicals
Wollastonite exhibits excellent high-temperature stability, making it suitable for ceramic processes that involve high-temperature treatments. Adding wollastonite can significantly improve the compressive strength and hardness of ceramic products.
| CAS No. |
1344-95-2
|
| Molecular Formula | Ca₃(Si₃O₉) |
| HS code | 25309091 |
|
SiO₂
|
48-53 |
|
Al₂O₃
|
0.15-0.3 |
| CaO | 43-45 |
| MgO | 1.5% Max |
|
Fe₂O₃ |
0.3% Max |
|
Loss on ignition
|
1.5-3.5
|
|
Residue on 45um
|
3% Max
|
|
Moisture
|
0.5% Max
|
Ceramic frit and glaze production
