Refractory Technology Mullite is chemically represented by 3Al2O₃ . 2SiO₂ 2Al2O₃ . 3SiO₂ Al2O₃ . SiO₂ Al2O₃ . 2SiO₂ 3Al2O₃ . 2SiO₂ 2Al2O₃ . 3SiO₂ Al2O₃ . SiO₂ Al2O₃ . 2SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chrome magnesite is not used in the 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 Inner lining of L.D. converter ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite bricks are used in those parts of furnaces, which are None of these Subjected to temperature fluctuation Subjected to high load Required to resist corrosive basic slag None of these Subjected to temperature fluctuation Subjected to high load Required to resist corrosive basic slag ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silicon carbide refractories are used in the Muffle furnace Zinc smelting furnace All of these Ceramic recuperators Muffle furnace Zinc smelting furnace All of these 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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