Refractory Technology Carbon refractories have very high Refractoriness Wetting characteristics Both B and C Thermal conductivity Refractoriness Wetting characteristics Both B and C Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are never used in the Coke oven walls Beehive oven Zinc roaster Lead blast furnace Coke oven walls Beehive oven Zinc roaster Lead blast furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica bricks are never used for lining the Roof of open hearth furnace Dome of blast furnace stoves Beehive coke ovens By-product coke ovens Roof of open hearth furnace Dome of blast furnace stoves Beehive coke ovens By-product coke ovens ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Permeability of bricks is a measure of the Expansion during heating 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 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Semi-silica bricks compared to silica bricks have Less fusion point Both A & B Neither A nor B Better spalling resistance Less fusion point Both A & B Neither A nor B Better spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractory compared to fireclay bricks have Less resistance to slag attack Less load bearing capacity High resistance to thermal shock and creep Low refractoriness Less resistance to slag attack Less load bearing capacity High resistance to thermal shock and creep Low refractoriness ANSWER DOWNLOAD EXAMIANS APP