crushed aggregates as substitute to sand in concrete

Replacement of Natural Sand by Crushed Sand in . different Crushed sand gives different results for compressive strength depending on different quarries and from study of different research paper at 40% to 50% replacement of crushed sand the maximum compressive strength is obtained. The maximum tensile strength of concrete is obtain at 60% and 70% replacement of natural sand with . What is the exact difference between manufactured sand . M-Sand is used as a substitute for natural river bed sand (in Indian scenario, Ennore Sand is considered as standard one) to cater the functionalities of fine aggregates in concrete mix. This sand is generally cubical in shape and currently being tremendously used in construction. Manufactured Sand (M-Sand) for Concrete -Properties . Manufactured sand (M-Sand) is a substitute of river sand for concrete construction . Manufactured sand is produced from hard granite stone by crushing. The crushed sand is of cubical shape with grounded edges, washed and graded to as a construction material.    Read More