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Calcium Carbonate

Calcium Carbonate

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Calcium Carbonate

Molecular Formula : CaCo
Appearance : White fine powder
Sp. Gravity  : 2.5 - 2.7
Bulk Density : 0.6 to 0.8
Oil absorption value  : 40 to 50%
PH of 10% sol.   : 8.5 to 8.8
Loss on ignition  : Max0.5
Water soluble matter : Max 1%
Volatile Matter    : Min 96%

Calcium Carbonate content  : Min 96%
Silica as S102       : Max. 0.3%
Magnesia as MgO  : Max. 0.5%
Sulphate as SO4  : Max. 0.3%
Chloride as Cl     : Max. 0.1%
Fe, Al,PO4 & Matter Insoluble    : Max. 0.5%
Soluble Alkali as Na20   : Max. 0.2%

Applications : Plastics - PVC, Cable, Leathercloth, Foams. Paints- in different grades of paints widely used. Rubber, Construction Chemicals.