Furnace atmosphere for softening temperature determination of refractories (in which Seger Cones are placed) should be __________________?

Related Mcqs:

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....

High alumina refractories are used in the ___________________?

A. Dome of blast furnace stoves B. Electric arc furnace roof C. Glass melting furnaces D. All A., B. and C....

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...

Maximum safe working temperature for fireclay bricks is about __________ °C?

A. 1150 B. 1300 C. 1450 D. 1550...

Slide gates in teeming laddie used for steel pouring in ingot moulds is lined with _____________ bricks?

A. Bakelite impregnated or fused periclase B. Silica C. Semi-silica D. Fireclay...