Waterproofing concrete
For certain types of works like water storage tanks, reservoirs, basement walls, roofs, swimming pools, sewage units, etc. the impermeability of concrete is absolutely essential. […]
Construction Material
Lightweight concrete
The bulk density of ordinary concrete is about 23 kN/m3. The concrete having bulk density between 5 to 18 kN/m3 is known as lightweight concrete […]
Precast Concrete
The main difference between precast concrete and cast-in-situ concrete is that the former is a factory made product while the latter is prepared at site […]
Uses of cement
At present, the cement is widely used across the world in the construction of various engineering structures. It has proved to be one of the […]
High Alumina Cement
High Alumina Cement is an inorganic material that form a dense texture when it reacts with water and has a excellent refractory, quick hardening property […]
Hydrophobic cement
Hydrophobic cement contains admixtures which decreases the wetting ability of cement grains. The usual hydrophobic admixtures are acidol, naphthenesoap, oxidized petrolatum, etc. These substances form […]
Cement Ingredients
The ordinary cement contains two basic ingredients, namely, argillaceous and calcareous. In argillaceous materials, the clay predominates and in calcereous materials, the calcium carbonate predominates. […]
Cement Industry
The manufacturing of Portland cement was started in England around 1825. Belgium and Germany started the cement industries in 1855. America started the same in […]
Cement Manufacturing Process
The entire manufacturing process in a modern plant is now controlled through a microprocessor based programmable logic control system to maintain uniform quality of cement […]