Materials used in construction works are called building materials. Majorly include Bricks, Tiles, Granites, Wood, etc.
Cement Definition: Cement is widely used in construction industry as binding material. It hardens when mixed with water and gains strength with time. It is an important ingredient in concrete. What is Cement? Cement is a widely used binding material in construction, known for its ability to bond and harden when mixed with water. It […]
DETERMINATION OF INITIAL AND FINAL SETTING TIMES OF CEMENT Codes : Is 4031-Part 5, ASTM C191 Definition: Initial Setting Time: The period elapsing between the time when water is added to the cement and the time at which the needle (diameter 1.13 ± 0.05 mm) fails to pierce the test block to a point 5.0
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SCOPE/USE: The Code IS 4031-Part 4 covers the procedure for determining the quantity of water required to produce a cement paste of standard consistency. DEFINITION of CONSISTENCY of Cement: The standard consistency of a cement paste is defined as that consistency which will permit the Vicat plunger G (dia. 10 ± 0.05 mm) to penetrate
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