Refractory Technology Bauxite calcining rotary kilns are lined with __________ bricks. Carbon Fireclay Corundum 85% alumina Carbon Fireclay Corundum 85% alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The linear thermal expansion of __________ bricks upto 1000 °C is very low of the order of ≤ 0.5 percent. Magnesite Silica Corundum Fireclay Magnesite Silica Corundum Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increase in the density of silica refractories, its Spalling resistance reduces Both A & B Resistance to slag attack increases Neither A nor B Spalling resistance reduces Both A & B Resistance to slag attack increases Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Sillimanite is a __________ refractory. Insulating High alumina Basic Neutral Insulating High alumina Basic Neutral ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Outer combustion chamber of blast furnace stove is lined with __________ bricks. Chrome magnesite Fireclay Silica Zirconia Chrome magnesite Fireclay Silica Zirconia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Firing temperature of magnesite bricks is about __________ °C. 1000-1200 1600-1800 2400-2600 800-1000 1000-1200 1600-1800 2400-2600 800-1000 ANSWER DOWNLOAD EXAMIANS APP
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