Category: Cement

Necessity of Adding Gypsum (CaSO4) in Cement Manufacture

Necessity of Adding Gypsum (CaSO4) in Cement Manufacture

Necessity of Adding Gypsum (CaSO4) in Cement Manufacture Portland cement is obtained from grinding clinkers and usually sets and hardens immediately after the addition of water. In order to slow down the setting time of cement, gypsum @ 3% to 4% is added during the process of clinker grinding.   If the quantity of gypsum(CaSO4) … Continue reading Necessity of Adding Gypsum (CaSO4) in Cement Manufacture

5 Difference Between The Wet And Dry Process of Manufacturing of Portland Cement

5 Difference Between The Wet And Dry Process of Manufacturing of Portland Cement The following 5 differences between the wet and dry processes of manufacturing Portland cement are described: Dry Process 1. This method is adopted when the raw materials are hard. 2. The quality of cement prepared by this method is inferior. 3. The dry … Continue reading 5 Difference Between The Wet And Dry Process of Manufacturing of Portland Cement

Properties and Function of Bogue’s Compounds

Bogue’s Compounds Following are the four compounds which are known as bogues compounds and their formula & abbreviated formula are described below: Name of Bogues Compound  Abbreviated FormulaFormulaTri-calcium silicate  C3S3 Cao.Sio2 Di-calcium silicate  C2S2 Cao.Sio2 Tri-calcium aluminate   C3A3 Cao.Al2o3Tetra-calcium alumino-ferrite   C4AF4 Cao.Al2o3.Fe2o3 Properties and Function of Bogue's Compounds The Bogue's compounds (basic compounds) of Ordinary Portland Cement … Continue reading Properties and Function of Bogue’s Compounds