Top 10 cement companies in India 2020| Best
PCC is made up of three things that include cement : sand : aggregate. Generally they are in ratio of 1:3:6, 1:4:8 or 1:6:12 and has good amount of cement is used in their production. Lean Concrete is another form of concrete that has lower amount of Liquid. That is mainly used at base layer and after that other kinds of concrete .