journals on alternative sand manufacturing techniques

Manufactured Sand, A Solution And An Alternative To River Sand And In Concrete Manufacturing www.borjournals.com Blue Ocean Research Journals 22 M40 20 1:1.75:2.83 0.41 400 650 ml 34.9 50.5 M45 20 1:1.56:2.62 0.40 420 600 ml 44.7 55.6