Refractory Technology Cold crushing strength of a refractory does not depend upon its Composition Firing temperature Shape Texture Composition Firing temperature Shape Texture ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Segar cones are used for the determination of __________ of refractories. Spalling resistance Softening temperature Resistance to slag attack Electrical conductivity Spalling resistance Softening temperature Resistance to slag attack Electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is required in an insulating refractory? Both A & B Neither A nor B Low porosity High thermal conductivity Both A & B Neither A nor B Low porosity High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractories are used in the Electric arc furnace roof Glass melting furnaces Dome of blast furnace stoves All of these Electric arc furnace roof Glass melting furnaces Dome of blast furnace stoves All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Bottom of basic open hearth furnace are constructed of Dead burnt magnesite ramming mass Porous fireclay bricks Semi-silica bricks Silicon carbide bricks Dead burnt magnesite ramming mass Porous fireclay bricks Semi-silica bricks Silicon carbide bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Addition of zircon to silica refractory brick improves its Neither A nor B Crushing strength Neither A nor B Resistance to slag attack Neither A nor B Crushing strength Neither A nor B Resistance to slag attack ANSWER DOWNLOAD EXAMIANS APP
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