Question

Firing of refractory brick is done to

a.

dehydrate the dried refractory.

b.

develop stable mineral forms in them.

c.

form ceramic bonds necessary for development of high crushing strength in the finished product.

d.

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

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

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Q. Firing of refractory brick is done to

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