+ Compression breaking load: 1327 kg/cm²

+ Compression br. load after freezing test: 1294 kg/cm²

+ Bending strength: 129 kg/cm²

+ Volumetric weight: 2657 kg/cm³

+ Water absorption at N.P. conditions: 0.62%

+ Porosity: 1.65%

+ Thermal linear expansion coefficient: 3.6 (10^-6/ºC)

+ Abrasion test: 3.4 mm

+ Impact test: 30 cm