Refractory Technology Which is not a high alumina refractory? Bauxite Dolomite Mullite Corrundum Bauxite Dolomite Mullite Corrundum ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not an alumino-silicate refractory? Fireclay bricks High alumina bricks Mullite bricks Tar dolomite bricks Fireclay bricks High alumina bricks Mullite bricks Tar dolomite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Periclase is Crystalline form of MgO ZrSO₄ MgCO₃ Amorphous magnesite Crystalline form of MgO ZrSO₄ MgCO₃ Amorphous magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Beryllia (which is used in making crucibles for melting uranium & thorium) is superior to alumina in all respects for high temperature (> 1900°C ) use, except Fusion point Cost Electrical conductivity Thermal conductivity Fusion point Cost Electrical conductivity Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Bottom of basic open hearth furnace are constructed of Dead burnt magnesite ramming mass Semi-silica bricks Silicon carbide bricks Porous fireclay bricks Dead burnt magnesite ramming mass Semi-silica bricks Silicon carbide bricks Porous fireclay bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica bricks are never used for lining the By-product coke ovens Dome of blast furnace stoves Beehive coke ovens Roof of open hearth furnace By-product coke ovens Dome of blast furnace stoves Beehive coke ovens Roof of open hearth furnace ANSWER DOWNLOAD EXAMIANS APP