Fly ash or Pulverized Fuel Ash (PFA) is the residue from the combustion of pulverized coal collected by mechanical or electrostatic separators from the fuel gases or power plants. It constitutes about 75% of the total ash produced. Fly ash…
The chemical reaction that takes place between cement and water is referred as hydration of cement. The reaction takes place between the active components of cement (C2S, C3S, C3A and C4AF) and water. The factors responsible for the physical properties…
The cement which is made by the intergrinding of Ordinary Portland Cement (OPC) clinker with some percent (usually 10 to 25% by mass of PPC) of pozzolanic material is known as Portland Pozzolana Cement. Pozzolanic Material – A pozzolanic material…
Ordinary Portland cement defined as “a product obtained by finely pulverizing clinker produced by calcining to incipient fusion, an intimate and properly proportion of argillaceous and calcareous materials. Ordinary Portland cement (OPC) is by far the most important type of…
Bricks are one of the oldest building materials and are extensively used because of their durability, reliability, strength, low cost, easy availability, etc. in this article, complete brick notes are provided which are very much helpful in all your exams…