Chemical Engineering - Refractory Technology - Discussion

Discussion Forum : Refractory Technology - Section 1 (Q.No. 23)
23.
An insulating refractory brick should have high porosity and low thermal conductivity. Which of the following is not used for inducing porosity in the insulating refractory bricks during its manufacture ?
Cork
Saw dust
Sand
Chemically prepared foam
Answer: Option
Explanation:
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Discussion:
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