Normal consistency test of cement

Question

Accepted Answer

Normal consistency test of cement determines the amount of water required to produce a cement paste of standard consistency.

The test involves mixing cement with water to form a paste of standard consistency.
The consistency is determined by the Vicat apparatus, measuring the depth of penetration of a plunger.
The amount of water added to achieve standard consistency is recorded.
The test helps in assessing the quality and setting characteristics of the cement.
Example: If 30% water is required for standard consistency, it means the cement has normal consistency.

Accepted Answer

The percentage of water at which the reading is 5mm to 7mm