Chemical Composition
Component |
Content (%) |
CaCO3 |
98.84 |
MgCO3 |
0.87 |
Al2O3 |
0.057 |
Fe2O3 |
0.011 |
Sn |
< 0.001 |
Pb |
< 0.001 |
Cd |
< 0.0001 |
Mn |
0.0074 |
Cu |
< 0.0001 |
SiO2 |
0.10 |
Loss of weight on calcination |
43.7 |
Physical Characteristics
Property |
Method |
Value |
Unit |
Statistic mean diameter (D50) |
Mastersizer S |
3.6 |
µm |
45 µm sieve retention |
ISO 787R/7 |
< 0.1 |
% |
Moisture |
ISO 787R/2 |
< 0.1 |
% |
pH (aqueous sol. 10%) |
ISO 787R/9 |
9.0 |
– |
Oil Absorption |
ISO 787R/5 |
20 |
g/100 g CaCO3 |
DOP Absorption |
ISO 787R/5 |
36 |
g/100 g CaCO3 |
Specific surface area |
B.E.T. |
3.6 |
m2/g |
Bulk density (untamped) |
ISO 787R/11 |
0.70 |
Kg/l |
Main Applications
Matt emulsion decorative paints, thermoset polyesters (SMC, BMC), injection moulding of PP, antiblock and antislip PE bags, BOPP, powder coatings, alkaline papermaking (offset, multipurpose, Kraft liner, test liner, bico), synthetic marble, acrylic sealants, and as a food additive.
The above data are average values representative of the production and are provided for information purposes only. They cannot be considered contractual. The product conforms to the requirements of the Food Chemical Codex and the BGA (Germany).