Customization: | Available |
---|---|
CAS No.: | 471-34-1 |
Solubility: | Insoluble in Water |
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Specifications of Calcium Carbonate
CAS No.: 471-34-1
Molecular Weight: 100.09
Chemical Formula: CaCO3
Synonyms: Carbonic acid calcium salt; calcite; aragonite; limestone
Appearance: Odorless, hygroscopic white crystal or powder
Melting point, ° C: 825 (decomposition)
Density (20°C), g/cm3: 2.7~2.9
Specification |
Calcium Carbonate for pipe |
CaCO3 content (Dry basis), % ≥ |
98 |
PH(10% Soliquit) |
9 |
Moisture content, % ≤ |
0.5 |
Settling value,ml/g ≥ |
2.6 |
Top Cut, μm ≤ |
2.0 |
Average Grain(D50),μm ≤ |
0.08 |
Fe,% ≤ |
0.1 |
Mn,% ≤ |
0.006 |
Residues 45μm,% ≤ |
0.00
|
Whiteness ,% ≥ |
97 |
Absorption oil Number (DOP), ml/100g |
32 |
Activation,% |
99 |
Appearance |
POWDE |
Calcium Carbonate Characteristic
1.Identical grain size ,low oil absorption value.
2.To reduce the cost of products ; to make products have good foamed effect.
3.To enhance hardness,rigidity,size stability ,fire-retardantness,glossiness of products.
4.In rigid PVC products, it can accelerate gelation, enhance cold impact strength, eliminate plate out, and improve surface gloss.