High refractoriness of refractory bricks means, that it has a________________?

Related Mcqs:

Si percentage in silica refractories used in the walls of coke oven is about______________________?

A. 45 B. 60 C. 80 D. 95...

Firing of refractory brick is done to __________________?

A. Dehydrate the dried refractory B. Develop stable mineral forms in them C. Form ceramic bonds necessary for development of high crushing strength in the finished product D. All A., B. and C....

A steel member used in the furnace construction to take the thrust of the brickwork is called___________________?

A. Buckstay B. Breast wall C. Armouring D. Baffle...

Spalling tendency of refractories is reduced by increasing its_________________?

A. Porosity B. Specific gravity C. Thermal conductivity D. Strength...

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...