Water Absorption ASTM C 97 : 0.28%Bulk Spesific Gravity : 2780Modulus of Rupture ASaTM C 99 : 2500 psiCompressive strength ASTM C 170 : 26100 psiAbrasion Resistance ASTM C 241 : 48.6 HaFlexural strength ASTM C 880 : 2300 psi