CONCRETE LABORATORY PRODUCTS
SAND FOR REFERENCE MASONRY MORTAR EN 480-13
Sand EN 480-13 is made of natural siliceous matter (silica content higher than 97 %) having a water content lower than 0,1 %. Its average density is 2,63 t/m3. Grains of the sand are uncrushed and rounded shape. Sand is package in bag of 3 440±10 g. It is used to prepare reference cement masonry mortar so as to assess the efficiency of admixtures.