Chemical Analysis:
CaCO3
≥
98.0
%
SiO2
≤
0.35
MgO
0.75
Fe2O3
0.07
Mn2O3
0.01
Moisture
content
0.2
Physical properties:
Fineness d (0,97)
16-20 μm
Mean praticle size d (0,50)
4-6 μm
Finner than 2 μm
14-26 %
Specific gravity
2,6
Loose bulk density
0,7 g/cm3
Oil absorption
20 g/100 g
Hardness (Mohs scale)
3