Field test on Cement || Cement Interview Question || Cement Test || Quality Test for cement

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  • Опубліковано 26 лют 2024
  • A) Field test for cement:
    a) Colour: The colour of cement should be uniform and
    greenish-grey. The cement colour shows a sign of excess of
    clay or lime and a burning degree.
    b) Adulteration Test: Sample should give smooth feeling
    when rubbed between the fingers.
    c). Presence of lumps: The presence of lumps in cement
    indicates that it has absorbed moisture. So, we should reject
    cement bags that contain small and hard lumps. The lumps
    indicates that the cement setting took place. Cement should be
    free from any hard lumps.
    d) Float Test: When a handful of Cement is thrown in a bucket
    full of water, it should float on the surface of water before
    sinking.
    e) Temperature Test: Sample should give cool feeling when
    a hand is thrusted inside the bag of cement. The cool feeling
    shows that cement hydration has not taken place in that bag of
    cement.

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