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)
58-62 μm
Mean praticle size d (0,50)
12-18 μm
Finner than 2 μm
5 - 8 %
Specific gravity
2,6
Loose bulk density
0,95 g/cm3
Oil absorption
18 g/100 g
Hardness (Mohs scale)
3