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