Civil Engineering - Building Materials - Discussion

44.

For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is

Answer: Option A

Explanation:

No answer description available for this question.

Raju said: (Dec 21, 2017)
The raw materials for Fly Ash Bricks are: Material ------ Mass Fly ash ------ 60% Sand/Stone dust ------ 30% Ordinary Portland Cement/(Lime+Gypsum) ------10% Total formula of material ------100% The strength of fly ash brick manufactured with the above compositions is normally of the order of 7.5 N/mm2 to 10 N/mm2. Fly ash bricks are lighter and stronger than clay bricks.

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