SABLE NORMALISE CEN 2030 SAND CERTIFIE CONFORME – .
Specifications of standard sand 1 CHARACTERISTICS 2030 sand is made of local (French Source) natural silica sand (silica content 99 %), having a water content lower than %. The constituent grains of this sand are uncrushed and of rounded form. The sand is used for testing hydraulic cement in accordance with ASTM C 185 and C 190.