Hardness | (Mohs) : | 3 - 4 |
Unit Volume Weight | (gr./cm3) : | 2,73 |
Density | (gr./cm3) : | 2,79 |
Water absorption at atmospheire pressure, | by weight t (%) : | 0,2 |
by volume (%) : | 0,4 | |
Water absorption at boiling water, | by weight t (%) : | 0,1 |
by volume (%) : | 0,4 | |
Porosity | (%) : | 0,4 |
Compressive strength | (Kgf/cm2) : | 1019 |
Compressive strength after freezing | (Kgf/cm2) : | 1019 |
Strength to blow | (Kgf/cm2) : | 4 |
Strength to bending | (Kgf/cm2) : | 174 |
Modules of Elasticity | (Kgf/cm2) : | 9,94x104 |
Ratio of fuliness | (%) : | 97,8 |
Degree of pores | (%) : | 2,2 |
Average Abrasion Strenght | (cm3/50 cm2) : | 18,7 |
Average Tensile Strenght | (Kgf/cm2) : | 64 |
CHEMICAL ANALYSIS | % | |
SiO2 | 0,50 | |
Fe2O3 | 0,84 | |
CaO | 43,20 | |
MgO | 9,20 |