For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is-A-80 : 13 : 7B-70 : 20 : 10C-60 : 35 : 5D-none of these.-A-80 : 13 : 7

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APTITUDE CRACK · Accepted Answer

A 80 : 13 : 7 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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For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is

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

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