A pozzolana is a natural or artificial material containing silica in a reactive form. By themselves, pozzolanas have little or no cementitious value. However, in a finely divided form and in the presence of moisture they will chemically react with ...

Ordinary Portland Cement: – OPC is produced by finely grinding OPC clinker obtained from the cement kilns. This cement on hydration produces C-S-H gel (Calcium – Silicate – Hydrate) Gel, which provides cementation property and is the primarily responsible for ...

The word plum means large stones which are termed as boulders or coarse aggregates if technically speaking. The plum concrete is actually an economical variation of mass concrete. The use of plum concrete is preferred if the required thickness of ...

Structural lightweight aggregate concrete is an important and versatile material in modern construction. I has many and varied applications: multistory building frames and floors, curtain walls, shell roofs, folded plates, bridges, prestressed or precast elements of all types, and others. ...

Concrete is one of the widest used construction material whether it is a dam or a house or a bridge or flyover. Concrete is basically of three components water, aggregate and cement. Aggregate acts as a filling agent while cement ...