What effect does an excessive amount of alumina have on bricks during the drying process?

Building Materials and Construction MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Building Materials and Constructioncivil-engineering-mcqs › building-materials-and-construction
Published
9 Jan 2019
Last updated
28 May 2026

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Explanation

When bricks contain too much alumina, they tend to develop cracks and deform during drying due to uneven shrinkage and internal stresses.

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