Listing ID #1759353
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Contact SupplierCalcium carbonate is mainly used as a filler by different industries. Precipitated calcium carbonate is better substitute then most of the fillers in different categories. It has an upper hand than ground (mineral grade) calcium carbonate.
Attributes :
Uses :
CaCO3% by weight | 98.25 ± 0.25 |
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Lead as pb | 10 ppm Max. |
Copper as Cu | 2 ppm Max. |
Arsenic as As | 2 ppm Max. |
Sulphate as SO4 | 0.4% Max. |
Souble alkali as Na2O | 0.25% Max. |
Silica as SiO2 | 0.5% Max. |
Iron as Fe | 250 ppm Max. |
Matter insoluble in HCL | 0.5% max. |
PH | 9.5 ± 0.5 |
Phosphate | 20 ppm Max. |
Chlorde as CI | 20 ppm Max. |
Magnesium as MgO | 0.5 % Max. |
Whiteness | 95 Min. |
Crystall structure | Argonite |
Water Absorption | 80 to 85 m/100 gm |
Oil absorption | 60 to 65 ml/100 gm |
Loss on drying at 105 oC | 0.5% Max. |
Specific Gravity | 2.6 to 2.9 |
Bulk Density | 0.40 to 0.45 gm/ml |
Average Particle size | 5 to 7 µm |
Residue on 300 mess | 0.2 to Max |