Refractory Technology In panel test for spalling resistance, the average face temperature of panel assembly is maintained at __________ °C for 24 hours. 1600 1000 700 2000 1600 1000 700 2000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The main raw material for manufacture of silicon carbide refractories is Corrundum Periclase Carborundum Bauxite Corrundum Periclase Carborundum Bauxite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology RUL of refractories depends on the All of these Physical structure Chemical composition Presence of impurities like iron & alkali All of these Physical structure Chemical composition Presence of impurities like iron & alkali ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology 'Super refractories' are made from pure Oxides Borides Carbides Nitrides Oxides Borides Carbides Nitrides ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under load (RUL) is the most important property for the refractory bricks Used in the roof of the furnace Used for furnace insulation At the hearth bottom of the furnace on which stock is placed None of these Used in the roof of the furnace Used for furnace insulation At the hearth bottom of the furnace on which stock is placed None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chemically, mullite refractories is Al2O₃ ZrSO₄ 3Al2O₃.2SiO₂ ThO₂ Al2O₃ ZrSO₄ 3Al2O₃.2SiO₂ ThO₂ ANSWER DOWNLOAD EXAMIANS APP
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