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.Management Sciences
A. Dome of blast furnace stoves
B. Electric arc furnace roof
C. Glass melting furnaces
D. All A., B. and C.
Related Mcqs:
- Because of its very high refractoriness of the order of __________ °C, silicon carbide refractories are used in zinc smelting furnace, muffle furnace and for supporting the wares in tunnel kilns ?
- A. 1800 B. 2200 C. 2400 D. 2700...
- Thermal spalling mainly occurs during _____________ of furnaces?
- A. Cooling down B. Warming up C. Both A. & B. D. Neither A. nor B....
- Silica refractories are not used in _________________?
- A. Coke oven walls B. Beehive coke ovens C. Dome and upper portion of B.F. stoves D. Open hearth furnace roof...
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- A. Non-wetting characteristic B. High thermal conductivity C. High crushing strength D. None of these...
- Permeability of bricks is a measure of the_________________?
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