| -Compressive strength kg/cm² 1731 -Ditto after gelivity kg/cm² ---- -Ultimate tensil-min.fall height kg/cm² 176 -Coeff. thermal expansion mm./m.° C ------ -Coeff.water absorption % in weigth 0.09 -Impact test-min.fall height cm ---- -Bulk density kg/m³ 2556 |