Refractory Technology High thermal conductivity of a refractory material is not important, when it is to be used in the Coke oven regenarators Blast furnace Recuperators Muffle furnace Coke oven regenarators Blast furnace Recuperators Muffle furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica bricks have low spalling resistance below 600°C, due to its Low refractoriness High co-efficient of expansion upto this temperature Very high thermal conductivity High thermal diffusivity Low refractoriness High co-efficient of expansion upto this temperature Very high thermal conductivity High thermal diffusivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Pyrometric cone equivalent (PCE) of a refractory is the measure of its Fusion point Spalling resistance Resistance to carbon monoxide attack Resistance to slag penetration Fusion point Spalling resistance Resistance to carbon monoxide attack Resistance to slag penetration ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Hot metal runner in blast furnace are lined with __________ bricks. Silica Carborundum Magnesite Fireclay Silica Carborundum Magnesite Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Ceramic recuperators used for waste heat recovery from high temperature flue gas going out of the furnace is made of Corrundum Silicon carbide Fireclay Siliceous fireclay Corrundum Silicon carbide Fireclay Siliceous fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite chrome bricks are used in the Soaking pits Reheating furnaces All of these Roof lining of basic open hearth & other basic furnaces Soaking pits Reheating furnaces All of these Roof lining of basic open hearth & other basic furnaces ANSWER DOWNLOAD EXAMIANS APP
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