Heavy Calcium Carbonate
Specification:
Size Item | 400mesh | 600mesh | 800mesh | 1000mesh | 1250mesh |
Apparence | White powder | White powder | White powder | White powder | White powder |
Whiteness | 90 | 91 | 94 | 94 | 95 |
CaO(%) | 55.0 | 55.0 | 55.0 | 55.0 | 55.0 |
Fe2O3 | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 |
H2O | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
PH | 8.0-9.0 | 8.0-9.0 | 8.0-9.0 | 8.0-9.0 | 8.0-9.0 |
Oil absorption(ml/100g) | 22-25 | 25-28 | 30-34 | 31-36 | 33-37 |
Density(g/cm3) | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 |
specific surface area | 2700-3300 | 3500-5000 | 6500-9000 | 10000-13000 | 13000-15000 |
Packing:
25kg/bag or 50kg/bag
Application:
Used in plastic,rubber,paint,coating,paper-making and so on.
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