Refractory Technology Cold crushing strength of a refractory does not depend upon its Composition Shape Firing temperature Texture Composition Shape Firing temperature Texture ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Vacuum steel degassing units are lined with Silica bricks High alumina bricks Low duty firebricks Graphite blocks Silica bricks High alumina bricks Low duty firebricks Graphite blocks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called None of these Refractoriness Refractoriness under load (RUL) Spalling resistance None of these Refractoriness Refractoriness under load (RUL) Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which property is important for bricks used in the combustion chamber & dome of blast furnace stoves? High resistance to spalling High strength and density All of these High refractoriness High resistance to spalling High strength and density All of these High refractoriness ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Thermal conductivity of refractory bricks Decreases with decreases in porosity Is independent of its porosity and is maximum for insulating bricks Increases with the amount of air entrapped in pores Increases with decrease in porosity Decreases with decreases in porosity Is independent of its porosity and is maximum for insulating bricks Increases with the amount of air entrapped in pores Increases with decrease in porosity ANSWER DOWNLOAD EXAMIANS APP
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