Refractory Technology Mullite is chemically represented by 3Al2O₃ . 2SiO₂ Al2O₃ . SiO₂ 2Al2O₃ . 3SiO₂ Al2O₃ . 2SiO₂ 3Al2O₃ . 2SiO₂ Al2O₃ . SiO₂ 2Al2O₃ . 3SiO₂ Al2O₃ . 2SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chrome magnesite is not used in the Inner lining of L.D. converter All of these Aluminium melting furnaces Wear out lining of steel melting furnaces Inner lining of L.D. converter All of these Aluminium melting furnaces Wear out lining of steel melting furnaces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite bricks are used in those parts of furnaces, which are Required to resist corrosive basic slag Subjected to high load None of these Subjected to temperature fluctuation Required to resist corrosive basic slag Subjected to high load None of these Subjected to temperature fluctuation ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silicon carbide refractories are used in the Zinc smelting furnace All of these Muffle furnace Ceramic recuperators Zinc smelting furnace All of these Muffle furnace Ceramic recuperators ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories subjected to alternate cycles of heating & cooling are liable to loose their resistance to Fusion under load CO attack Slag attack Thermal spalling Fusion under load CO attack Slag attack Thermal spalling ANSWER DOWNLOAD EXAMIANS APP
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