Place of Origin | China | Brand Name | wollastonite |
Model Number | wollastonte | Application | chemical industry |
Hardness | 4.5-5.5 | SiO2 Content (%) | 49-51% |
Fe2O3 Content (%) | 0.25%max | Al2O3 Content (%) | 0.8%max |
MgO Content (%) | 0.8%max | CaO Content (%) | 44-46% |
Whiteness | 85min | Refractive Index (%) | 1.63 |
density | 2.75-3.1 | melting point | 1480 |
moisture absorption | less than 4% |