Paper-Making Calcium Carbonate
1) Purity as CaCO3 (%): ≥98.0
2) PH (20%
slurry): 8.5-10.5
3) Loss on drying (%): ≤1.00
4) Heavy metal (%): ≤0.002
5) Sedimentation (ml/g): ≥2.6
6) Whiteness: ≥94.0
7) Residue (325 mesh) (%): ≤0.5
8)
Manganese(%):≤0.008
9) Free alkalinity (%)≤0.1
10)Average particle size(um):≤1.9
11)Acid Insoluble Matter(%):≤0.2
Packing:
25kg/bag