Question

Grog addition in fireclay during brick manufacture is done to

a.

reduce its shrinkage on heating.

b.

impart greater spalling resistance.

c.

enhance the strength of fired refractories.

d.

all (a), (b) and (c).

Posted under Basic Chemical Engineering

Answer: (d).all (a), (b) and (c).

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Q. Grog addition in fireclay during brick manufacture is done to
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