Refractory Technology Which property is important for bricks used in the combustion chamber & dome of blast furnace stoves? High strength and density High resistance to spalling All of these High refractoriness High strength and density High resistance to spalling All of these High refractoriness ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories are generally not used in the Burning zone of cement kilns Steel melting furnace Open hearth furnace Electric furnace walls Burning zone of cement kilns Steel melting furnace Open hearth furnace Electric furnace walls ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the most stable crystalline form of silica at room temperature? Tridymite Cristobalite Quartz None of these Tridymite Cristobalite Quartz None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fusion temperature of pure silica (SiO₂) is __________ °C. 2800 2570 1350 1715 2800 2570 1350 1715 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Sillimanite is a __________ refractory. Neutral High alumina Basic Insulating Neutral High alumina Basic Insulating ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Permeability of bricks is a measure of the Refractoriness Rate at which a fluid will pass through the pores Melting point Expansion during heating Refractoriness Rate at which a fluid will pass through the pores Melting point Expansion during heating ANSWER DOWNLOAD EXAMIANS APP