Refractory Technology Carbon bricks are not used in the lining of the Combustion chamber of blast furnace stoves Electric furnaces Blast furnace hearth Highly chemical resistant equipments Combustion chamber of blast furnace stoves Electric furnaces Blast furnace hearth Highly chemical resistant equipments ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is required in an insulating refractory? High thermal conductivity Both A & B Neither A nor B Low porosity High thermal conductivity Both A & B Neither A nor B Low porosity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High thermal conductivity of a refractory material is not important, when it is to be used in the Recuperators Coke oven regenarators Muffle furnace Blast furnace Recuperators Coke oven regenarators Muffle furnace Blast furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology 10 to 30% magnesite is added to chromite to produce chrome-magnesite refractories. Magnesite addition is mainly done to improve the __________ of chromite. Crushing strength Refractoriness Spalling resistance Resistance to slag Crushing strength Refractoriness Spalling resistance Resistance to slag ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is a basic refractory? None of these Silica Chrome magnesite Fireclay None of these Silica Chrome magnesite Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories are exclusively used in the Regenerators of coke oven Hearth of blast furnace Side wall of soaking pits Walls of coke oven Regenerators of coke oven Hearth of blast furnace Side wall of soaking pits Walls of coke oven ANSWER DOWNLOAD EXAMIANS APP
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