If a refractory contains high content of silicon, it means refractory is
A. Acidic
B. Basic
C. Neutral
D. Brittle
Answer: Option C
Solution(By Examveda Team)
Refractory refers to the heat resistant material used in almost all processes involving high temperatures and/or corrosive environment.These are typically used to insulate and protect industrial furnaces and vessels due to their excellent resistance to heat, chemical attack and mechanical damage.
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If a refractory contains high content of silicon, it means refractory is. Acidic.
Dolomite for basic
I think the answer should be A; i.e. Acidic. Please check the content of acidic refractory, it's around 93% SiO2
Ansuman Sen Sharma
India Boiler dot Com