Answer: It should clean , sharp and rectangular grains . It should be free from dust and other clay particles , should not stick to fingers when rubbing , free from mica , soft fibrous substances . It should pass through a sieve of 400 mesh.
Hello, My self Neelmani, A Civil Engineer. Presently I am working with Indian Railway. An Affiliate Member of ASCE “American Society of Civil Engineers”. B.Tech in Civil Engineering from MIT Muzaffarpur and Diploma in Railway from IPWE as well as Civil Engineering from Govt. Polytechnic Muzaffarpur.