(PDF) IS: 10262, content per unit volume of concrete may be calculated from the quan tity of water ( see ) and th e free water - cementitious materials ratio ( see ) per unit volumeCrushed Sand vs. Natural Sand: Make the Right Choice!, Crushed Sand vs Natural Sand:Crushed sand is a better substitute for natural sand. A brief comparison of these materials to help you make correct choice. The presence of silt and clay in the sand reduces the setting time of cement and make concrete and mortarMaximum Permissible Limit Of Silt In Crusher Sand, max silt contant of crusher sand as per is 383 Maximum permissible clay particles in crushed stone - Crusher . the allowable amount of material passing a. no. the maximum particle size for sand borrow shall he as ... Read moreIS 2116 (1980): Sand for masonry mortars, IS : 2116 - 1966 the maximum quantities of clay, fine silt, fine dust and organic impurities in the sand shall not exceed the following limits: a) Clay, fine silt and fine dust when determined in accordance with IS : 2386 ( Part II )-1963*.Grading of Aggregates, Crusher dust in broken stone is injurious when present more than 10 per cent. Clay particles although less injurious, but should not be more than 5 per cent. Nominal mix is the proportion of cement, sand and broken stone; all the three measured separately by volume (dry materials)..
Silt Content Test for Sand (Fine Aggregate), Silt content is a fine material which is less than 150 micron. It is unstable in the presence of water. If we use silty sand for bonding, it will reduce the strength and cause rework.