Standard Sand Indian Grade 1 Bag of 25 Kg is made of local (French Source) natural silica sand (silica content higher than 98%), having a water content lower than 0.1 %. The constituent grains of this natural sand are uncrushed and of rounded form. The main reason for using standard sand is to eliminate its effect on the reported strength of the mortar cubes, It Increases the volume of mortar & consequently makes mortar more economical. Well-graded sand adds to the density of mortars and concrete. Prevents excessive shrinkage of mortar. Since it is an inert material, it renders structure more resistant against atmospheric agencies.

• High durability