Effective Utilization of Crusher Dust in Concrete Using Portland Pozzolana Cement Dr. A.D. Pofale1. ... the natural sand in concrete control mixes of M25 and M30 ... mix design of M25 and M30 were carried out as per IS 10262-2009. The engineering
But remember that crushed sand reduces the workability of concrete, so use the admixture as specified in concrete mix design report. Hence you can use both sand for trimix, so choose wisely.