Refractory Technology Carbon bricks are not used in the lining of the Combustion chamber of blast furnace stoves Electric furnaces Highly chemical resistant equipments Blast furnace hearth Combustion chamber of blast furnace stoves Electric furnaces Highly chemical resistant equipments Blast furnace hearth ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Pyrometric cone equivalent (PCE) of a refractory is the measure of its Fusion point Resistance to slag penetration Resistance to carbon monoxide attack Spalling resistance Fusion point Resistance to slag penetration Resistance to carbon monoxide attack Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silliminite (Al2O₃.SiO₂) refractory, which is a neutral refractory, is not used in Crucibles Pottery furnace Glass melting furnace Gas retorts Crucibles Pottery furnace Glass melting furnace Gas retorts ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks is not used for lining the Cupola Bottom of hot metal mixer Gas producer Roof of open hearth furnace Cupola Bottom of hot metal mixer Gas producer Roof of open hearth furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Tar bonded dolomite bricks Have poorer hydration resistance than pitch bonded bricks Are used in outer lining of L.D. converters All of these Are stored under controlled temperature & humidity to avoid hydration Have poorer hydration resistance than pitch bonded bricks Are used in outer lining of L.D. converters All of these Are stored under controlled temperature & humidity to avoid hydration ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following impurities reduces the refractoriness of magnesite bricks? SiO₂ Al2O₃ All of these CaO SiO₂ Al2O₃ All of these CaO ANSWER DOWNLOAD EXAMIANS APP
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