Answer / guest

Gypsum is a mineral. it is name in chemical is calcium
sulphate.Mainly it control setting time of cement.
generally it pecrentage 3%. Excess gypsum slow the setting
time. is not link with strength

Answer / mohamed radwan

there is many type of gypsum like type 1, and type 2 which is recommened for hot weather .

Answer / leo

dont think it will have a effect on the strength. But it
will slow the setting(hardening) time of the concrete.
this is not a valid answer cause im only a second year student

Answer / tep

5% would be the perfect amount to add on concrete. it adds
compressive strength thus maintaining its hydration.

how much length will be deducted when a reinforcement steel bending?

3 Answers  

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for 200 kg of cement how is the mix proportion in kg for m25 grade of concrete

0 Answers   Indlands,

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7 Answers   Engineers India,

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6 Answers   CCCL,

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8 Answers   ABC Enterprise, Alstom, Badri Rai, IOCL, L&T, MICCO, NKC, PDC Construction,

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0 Answers  

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how to calculate concrete quantity for footing using M25 grade 1:1:2 for 730cft.

3 Answers   Simplex,

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plz tell me max persantage of sand for every mix design by volume or weight.

3 Answers   L&T,

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5 Answers  

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Define What does civil status mean?

0 Answers  

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when we workout quantities of reinforcement steel , whate are the critari of lap length for column

4 Answers   ACC, CPMT, L&T,

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