Our advantage:1. Factory price,2. Good Quality,3. Free sample,4. A long stable supplier,5. Good support to you``````````````````````````````````````````````````````````````````````````````````````````````````Wollastonite Features:-- White powder nd relative density is 2.8,melting point is 1540°C-- Good insulation performance, endure acid, resist abrade, bear high temperature. USAGE:-- -- Be widely used in paint, plastics, rubber, electric welding, glass, electron industry, metallurgy and paper making. Chemical analysis
| Whiteness | SiO2Â | Â CaO | Â Al2O3 | Â Fe2O3 | Â TiO2Â | Â MgO | S |
| >80 | Â 50-53 | Â 43-46 | Â 0.3max | Â 0.3max | Â 0.02max | Â 2.5max | Â 0.02 Max |
 The sical properties of wollastonite
| Iterm | Result |
| Particle Size(mesh) | 0-3mm,200mesh,325mesh,400mesh |
| Specific Gravity | 2.9 |
| absorption oil value (g/100g) | 20-26 |
| Whiteness(%) | >80 |
| Refraction(%) | 1.63 |
| /td> | 9.9 |
| Expantion coefficient(mm//mmºC) | 6.5×10-6 |
| Melting point( ºC ) | 1540 |
| Hardness(Moh's) | 4.5 |
| Loss on ignition | 2.5 Max |
  PACKING AND STORAGE50KG or 25 KG per woven plastic bag or 1 ton jumbo bag
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