Refractory Technology Refractory castables are used for Minimising the number of joints in the structure Patch work Producing monolithic linings All of these Minimising the number of joints in the structure Patch work Producing monolithic linings All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of fireclay bricks is about __________ kgf/cm². 500-1000 100-150 50-100 200-400 500-1000 100-150 50-100 200-400 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ of carbon blocks in the hearth of blast furnace helps in avoiding skull formation, when it becomes cold. High density Non-wetting characteristics Low porosity High thermal conductivity High density Non-wetting characteristics Low porosity High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories subjected to alternate cycles of heating & cooling are liable to loose their resistance to CO attack Thermal spalling Slag attack Fusion under load CO attack Thermal spalling Slag attack Fusion under load ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ bricks should not be used in oxidising atmosphere. Tar dolomite Fireclay Silica Carbon Tar dolomite Fireclay Silica Carbon ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increase in the density of silica refractories, its Both A & B Resistance to slag attack increases Spalling resistance reduces Neither A nor B Both A & B Resistance to slag attack increases Spalling resistance reduces Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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