Laboratory tests of cement Laboratory tests of cement   are very important to test in cement quality tests . The name of the laboratory test...

Cement Factory The raw materials required for the manufacture of cement are calcareous materials, like limestone or chalk, and argillaceous...

Quick setting cement: This cement as the name indicates sets very early. The early setting property is brought out by reducing gypsum co...

Initial Setting time of c ement: The time when the cement water paste attains a certain degree of hardness is known as an initial setting...

Cement is the impotent ingredient for the preparation of concrete. If it is kept a long time & after that, it is used for conc...

(a) Ordinary Portland Cement      (i) Ordinary Portland Cement 33 Grade                                – IS 269: 1989      (ii) Ordinary ...

In rapid hardening, Portland cement strength develops rapidly i.e high early strength. It develops strength in 3 days as developed by OPC ...

Field test of Cement Field test of Cement is sufficient to subject the cement to field tests when it is used for minor works. The following...

During the course of reaction of C 3 S and C 2 S with water, calcium silicate hydrate abbreviated C-S-G and calcium hydroxide, Ca(OH) 2  a...

Gypsum is added to cement during grinding of clinkers because the compound C3A has fast-reacting characteristics with water and w...

When Pozzolona materials added to water and the amount of C2S increases in the mixing of concrete then the heat of hydration is controlled...

The reaction of cement with water is exothermic. The reaction liberates a considerable quantity of heat. This heat is called heat of hy...