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 Electrical conductivity Fusion point Cost Thermal conductivity Electrical conductivity Fusion point Cost Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is an acidic refractory? Fireclay Chrome magnesite Magnesite Dolomite Fireclay Chrome magnesite Magnesite Dolomite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chrome magnesite is not used in the Inner lining of L.D. converter Wear out lining of steel melting furnaces Aluminium melting furnaces All of these Inner lining of L.D. converter Wear out lining of steel melting furnaces Aluminium melting furnaces All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory bricks having lower porosity have Greater strength Low heat capacity Low thermal conductivity High insulating properties Greater strength Low heat capacity Low thermal conductivity High insulating properties ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory materials are never used in the construction of Pressure vessels Orton cones Segar cones Ovens & retorts Pressure vessels Orton cones Segar cones Ovens & retorts ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Alumina-graphite bricks are used for lining the Continuous casting systems Slide gate in teeming laddies Both A & B Neither A nor B Continuous casting systems Slide gate in teeming laddies Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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