High alumina refractories are used in the
A. Dome of blast furnace stoves
B. Electric arc furnace roof
C. Glass melting furnaces
D. All of the above
Answer: Option D
This Question Belongs to Chemical Engineering >> Refractory Technology
Related Questions on Refractory Technology
Fusion point of an acidic refractory material is
A. Increased by the addition of basic oxides
B. Reduced by the addition of basic oxides
C. Not affected by the addition of basic oxides
D. None of the above
Which of the following is not a high alumina refractory material?
A. Kyanite
B. Sillimanite
C. Diaspore
D. Periclase
Magnesite refractories are generally not used in the
A. Electric furnace walls
B. Steel melting furnace
C. Open hearth furnace
D. Burning zone of cement kilns
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