Activated light calcium carbonate
Chemical Name: Activated Precipitated Calcium Carbonate
Molecular formula: CaCO3
Property: White fine powder, particle surface covered by active substance, high dispersibility for organic polymers.
Uses: Activated light calcium carbonate is used as filler in rubber and coating. The purpose of filling is to improve processing and reduce costs.
Packing: Composite plastic woven bag, 25KG/bag
Index Item |
HG/T2567-2006 |
||
First grade |
Qualified product |
||
CaCO3 ≥ |
96.0 |
95.0 |
|
PH value |
8.0-10.0 |
8.0-11.0 |
|
Volatile content at 105°C % ≤ |
0.40 |
0.60 |
|
Content of insoluble substances in hydrochloric acid % ≤ |
0.15 |
0.30 |
|
Residue on sieve |
75μm test sieve % ≤ |
0.005 |
0.01 |
45μm test sieve % ≤ |
0.2 |
0.3 |
|
Fe % ≤ |
0.08 |
0.08 |
|
Mn % ≤ |
0.006 |
0.008 |
|
Whiteness ≥ |
92.0 |
90.0 |
|
Oil absorption value g/100g ≤ |
60 |
70 |
|
Activation % ≥ |
96 |
90 |