Refractory Technology An indication of degree of firing in silica brick is its Fusion point Specific gravity RUL None of these Fusion point Specific gravity RUL None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Zirconia refractory Can not be used as an insulator Has poor electrical conductivity at high temperature Is produced from baddeleyite Does not react with basic slags Can not be used as an insulator Has poor electrical conductivity at high temperature Is produced from baddeleyite Does not react with basic slags ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory materials are never used in the construction of Orton cones Segar cones Ovens & retorts Pressure vessels Orton cones Segar cones Ovens & retorts Pressure vessels ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Segar cones are used for the determination of __________ of refractories. Spalling resistance Resistance to slag attack Electrical conductivity Softening temperature Spalling resistance Resistance to slag attack Electrical conductivity Softening temperature ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory bricks with lower permeability is produced by using Higher firing temperature Finer grog size All of these Higher moulding pressure Higher firing temperature Finer grog size All of these Higher moulding pressure ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The main raw material for manufacture of silicon carbide refractories is Periclase Corrundum Carborundum Bauxite Periclase Corrundum Carborundum Bauxite ANSWER DOWNLOAD EXAMIANS APP
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