Refractory Technology Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called Spalling resistance Refractoriness under load (RUL) None of these Refractoriness Spalling resistance Refractoriness under load (RUL) None of these Refractoriness ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High refractorinness of refractory bricks means, that it has a High resistance to fusion Low porosity High spalling resistance Low spalling resistance High resistance to fusion Low porosity High spalling resistance Low spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories are generally not used in the Open hearth furnace Burning zone of cement kilns Steel melting furnace Electric furnace walls Open hearth furnace Burning zone of cement kilns Steel melting furnace Electric furnace walls ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Segar cones are used for the determination of __________ of refractories. Resistance to slag attack Softening temperature Spalling resistance Electrical conductivity Resistance to slag attack Softening temperature Spalling resistance Electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractories are used in the Dome of blast furnace stoves Glass melting furnaces Electric arc furnace roof All of these Dome of blast furnace stoves Glass melting furnaces Electric arc furnace roof All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Spalling tendency of refractories is reduced by increasing its Porosity Specific gravity Strength Thermal conductivity Porosity Specific gravity Strength Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
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