+Compression breaking load: 2004 kg/cm²

+Compression br. load after freezing test: //

+Bending strength: 239 kg/cm²

+Volumetric weight: //

+Water absorption at N.P. conditions: //

+Porosity: //

+Thermal linear expansion coefficient:  //

+Abrasion test: 23.5 mm

+Impact test: 74 cm