What happens to raw bricks if an excess of alumina is present?(a) Becomes hard(b) Becomes brittle(c) Decay(d) ShrinkageThis question was addressed to me in homework.My doubt stems from Composition of Good Brick Earth topic in portion Materials for Construction of Basic Civil Engineering

What happens to raw bricks if an excess of alumina is present?(a) Beco

1.	What happens to raw bricks if an excess of alumina is present?(a) Becomes hard(b) Becomes brittle(c) Decay(d) ShrinkageThis question was addressed to me in homework.My doubt stems from Composition of Good Brick Earth topic in portion Materials for Construction of Basic Civil Engineering
Answer» The correct answer is (d) SHRINKAGE Easy explanation: Raw BRICKS DEVELOP shrinkage, CRACKS, warping in presence of excess alumina.Other three changes happen on burnt bricks or final brick product due to excess of other constituents.

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What happens to raw bricks if an excess of alumina is present?(a) Becomes hard(b) Becomes brittle(c) Decay(d) ShrinkageThis question was addressed to me in homework.My doubt stems from Composition of Good Brick Earth topic in portion Materials for Construction of Basic Civil Engineering

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