Different grades of concretes and its use

Ready - mix concrete (RMC) contains cement, Water, aggregate, and othy elements. The centrally ly plant will process the mixture, and the ready- mix will be delivered to the construction sites in transit mixers. No further treatment in required, and the concrete can be used straight away. The practise allows the development of special kinds of concrete mixtures. There are many benefits to RMC.
The main ingredient, fly ash is a fine powder that is produced when coal is burned in power plants. It is rich in silica, alumina, and calcium oxide, which are key ingredients for brick manufacturing.