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Wollastonite powder |
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| It is white powder, water insoluble, acid soluble. With high CaSiO3 purity and stable structure. The purity is high and the harmful content is low with high whiteness and so on. |
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| [Package] |
25（kg/bag）stored and transported with inner plastic outer knitting bags and avoid water, or packed according to the requirement of the customers. |
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| [Property] |
Index |
Units |
Product Specifications |
WP-200 |
WP-325 |
WP-400 |
WP-500 |
WP-600 |
WP-800 |
WP-1250 |
WP-1600 |
WP-2000 |
WP-2500 |
WP-6250 |
Silica（SiO2) content |
% |
≥49 |
≥49 |
≥49 |
≥50 |
≥49 |
≥49 |
≥49 |
≥49 |
≥49 |
≥49 |
≥49 |
Calcium oxide（CaO） content |
% |
≥42 |
≥42 |
≥42 |
≥42 |
≥42 |
≥45 |
≥45 |
≥45 |
≥45 |
≥45 |
≥45 |
Ferric oxide（Fe2O3) content |
% |
≤0.2 |
≤0.2 |
≤0.2 |
≤0.2 |
≤0.2 |
≤0.2 |
≤0.2 |
≤0.2 |
≤0.2 |
≤0.2 |
≤0.2 |
Magnesia（MgO） content |
% |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
Moisture |
% |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
Whiteness |
% |
≥80 |
≥80 |
≥80 |
≥80 |
≥80 |
≥80 |
≥80 |
≥80 |
≥80 |
≥80 |
≥80 |
Particle diameter （D97） |
um |
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≤15 |
≤10 |
≤8 |
≤6 |
≤5 |
≤2 |
throughput rate |
% |
≥96 |
≥97 |
≥98 |
≥98 |
≥98 |
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