Which is an acidic refractory ?

Related Mcqs:

Refractory materials are never used in the construction of _________________?

A. Segar cones B. Orton cones C. Pressure vessels D. Ovens & retorts...

With increase in the density of silica refractories, its_______________?

A. Resistance to slag attack increases B. Spalling resistance reduces C. Both A. and 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...

Ramming masses are used for____________________?

A. Obtaining monolithic working faces B. Repairing construction of various furnace parts C. Both A. & B. D. Neither A. nor B....

Ceramic recuperators used for waste heat recovery from high temperature flue gas going out of the furnace is made of________________?

A. Fireclay B. Silicon carbide C. Corundum D. Siliceous fireclay...