Excess alumina in brick can lead to

Q. Excess alumina in brick can lead to

A

Shrinkage

B

Warping

C

Both A and B

D

None of these

Solution:

Alumina is one of the chief ingredient of brick which imparts plasticity which helps to moulding.
Excessive alumina in bricks can cause shrinkage and warping.
Raw brick develop shrinkage , cracks, warping in presence of excess alumina.

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