Wollastonite is a kind of inorganic acicular mineral, the main component is Ca3Si3O9.
It is characterized by non-toxicity, chemical corrosion resistance, good thermal stability and dimensional stability, glass and pearl luster, low water absorption and oil absorption value, excellent mechanical and electrical properties and a certain reinforcement effect.
Application:
It can be used to produce Wollastonite powder.
Specificaiton
| Item | Standard |
| SiO2 | 50-53% min |
| CaO | 42-46% min |
| Al2O3 | 0.7% max |
| Fe2O3 | 0.3% max |
| P | 0.01% max |
| S | 0.01% max |
| PH | 7-9 |
| Loss on ignition | 3.0 % max |
| whiteness | 85-92 |
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