+ Compression breaking load:  1018 kg/cm²

+ Compression br. load after freezing test: 912kg/cm²

+ Bending strength: 312 kg/cm²

+ Volumetric weight: 2717 kg/cm³

+ Water absorption at N.P. conditions: 0.08%

+ Porosity: 0.22%

+ Thermal linear expansion coefficient: 14.7 (10^-6/ºC)

+ Abrasion test: //

+ Impact test: 60 cm