China Manufacture Supply Cheap Price Wollastonite Powder For Sale
Wollastonite Powder
1. suitable for?plastic, rubber,coating,ceramic, friction material, insulation material, material of construction industries.
2.?get?the related certificates?
3.?Stable product
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Chemical Compositions
| term | Result |
Granularity(mesh) | 325-1250 |
Ratio of length to diameter(L/D) | 8-25 |
absorption oil value?(g/100g) | 20-26 |
Whiteness(%) | >85 |
Refraction(%) | 1.63 |
Density(g/cm3) | 2.95 |
Expantion coefficient(mm//mm℃) | 6.5×10-6 |
Melting point(?℃?) | 1450 |
Hardness(Moh's) | 4.5-5 |
Sedimentation value(ml/200m)? | 40-90 |
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