calcium carbonate
2016-09-12 17:38 Views:57
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CHEMICAL COMPOSITION |
CaCO3 | 98% min |
Fe2O3 | 0.02% max |
MgO | 0.02% max |
SiO2 | 0.1% max |
Al2O3 | 0.1% max |
PHYSICAL PROPERTIES |
Whiteness | 98% min |
Brightness | 96% min |
Moisture | 0.2% max |
Oil Absorption | 23.00g/100g CaCO3 |
Specific Gravity | 2.65 ÷ 2.7g/cm3 |
Hardness | 2.7-3 Moh |
Loss at 900oC | 42-44 % |
Loss at 105oC | 0.2 % - 0.4 % |
Acid Insoluble | 0.3% max |
pH Value | 8 ÷ 9 |
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