+ Compression breaking load: 1068 kg/cm²

+ Compression br. load after freezing test: 1020 kg/cm²

+ Bending strength: 191 kg/cm²

+ Volumetric weight: 2689 kg/cm³

+ Water absorption at N.P. conditions: 0.16%

+ Porosity: 0.44%

+ Thermal linear expansion coefficient: 5.9 (10^-6/ºC)

+ Abrasion test: //

+Impact test:  45 cm