Specifications of calcium carbonate
CaCO3 content (Dry basis) % ≥ 98
105°C Volatitle ,% ≤ 0.3
Insoluble substance in hydrochloric acid % ≤ 1
Moisture content, % ≤ 0.4
Bulk density,g/cm 3 ≤ 0.85
Specific Surface, cm 2 /g ≤ 8000
Settling value ,ml/g ≥ ---
Top Cut(D98), μm ≤ 38
Average Grain(D50) ,μm ≤ 19-20
Fe ,% ≤ 0.1
Mn ,% ≤ 0.08
Residues :325μm % ≤ 0
Whiteness(R457),% ≥ 96
Absorption oil Number (DOP) ml/ 100g ≤ 35-40
Activation% ≥ ---
Appearance: POWDER