Refractory Technology Carborundum used for making crucibles for melting non-ferrous metals is chemically Silicon nitride Silicon carbide Crystalline magnesia Zirconium sulphate Silicon nitride Silicon carbide Crystalline magnesia Zirconium sulphate ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Tar dolomite bricks are used in the Electric furnaces All of these Basic open hearth furnace Basic Bessemer converter Electric furnaces All of these Basic open hearth furnace Basic Bessemer converter ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories are generally not used in the Open hearth furnace Electric furnace walls Burning zone of cement kilns Steel melting furnace Open hearth furnace Electric furnace walls Burning zone of cement kilns Steel melting furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Ceramic recuperators used for waste heat recovery from high temperature flue gas going out of the furnace is made of Corrundum Silicon carbide Siliceous fireclay Fireclay Corrundum Silicon carbide Siliceous fireclay Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is an acidic refractory? Fireclay Dolomite Chrome magnesite Magnesite Fireclay Dolomite Chrome magnesite Magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Thoria is an expensive refractory material and is radioactive in nature. Thorium oxide is used in the manufacture of Crucibles used for melting of high purity metals Segar cones Muffles for muffle furnaces Insulating bricks Crucibles used for melting of high purity metals Segar cones Muffles for muffle furnaces Insulating bricks ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS