Chemical Engineering - Refractory Technology - Discussion

Discussion Forum : Refractory Technology - Section 3 (Q.No. 38)

Refractory Technology

38.

Addition of grog in fireclay brick during its manufacture is advantageous, because it results in

less shrinkage in heating, decreased apparent porosity & increased specific gravity.

high strength & thermal spalling resistance.

less addition of water to get a workable plasticity & lesser time required for drying the raw refractories and hence increased rate of production.

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

Answer: Option

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