A. Combustion chamber of blast furnace stoves
B. Electric furnaces
C. Highly chemical resistant equipments
D. Blast furnace hearth
Related Mcqs:
- Alumina-graphite bricks are used for lining the ____________________?
A. Slide gate in teeming laddies
B. Continuous casting systems
C. Both A. and B.
D. Neither A. nor B. - Silica bricks are never used for lining the____________________?
A. Beehive coke ovens
B. By-product coke ovens
C. Dome of blast furnace stoves
D. Roof of open hearth furnace - Fireclay bricks is not used for lining the__________________?
A. Cupola
B. Gas producer
C. Bottom of hot metal mixer
D. Roof of open hearth furnace - Semi-silica bricks compared to silica bricks have_______________?
A. Less fusion point
B. Better spalling resistance
C. Both A. and B.
D. Neither A. not B. - Chrome magnesite bricks are used in the_________________?
A. Side walls of soaking pits and arc furnaces
B. Copper melting furnaces & converters
C. Burner block of glass tanks
D. All A., B. and C. - Upper portion of hot metal mixer are lined with mullite bricks, which helps in resisting the_________________?
A. Washing action of metal
B. Corrosion by layer of slag
C. Both A. & B.
D. Neither A. nor B. - Tar dolomite bricks are used in the_________________?
A. Basic Bessemer converter
B. Basic open hearth furnace
C. Electric furnaces
D. All A., B. and C. - Permeability of bricks is a measure of the_________________?
A. Refractoriness
B. Melting point
C. Rate at which a fluid will pass through the pores
D. Expansion during heating - Carbon refractories are exclusively used in the_________________?
A. Hearth of blast furnace
B. Walls of coke oven
C. Regenerators of coke oven
D. Side wall of soaking pits - Chrome magnesite brick is not used for lining the___________________?
A. Hearth of soaking pits
B. Bottom hearth of reheating furnace
C. Coke oven regenerator
D. Burning zone of limestone rotary kilns
