Refractory Technology Magnesite chrome bricks are used in the Roof lining of basic open hearth & other basic furnaces Reheating furnaces Soaking pits All of these Roof lining of basic open hearth & other basic furnaces Reheating furnaces Soaking pits All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Addition of zircon to silica refractory brick improves its Crushing strength Neither A nor B Neither A nor B Resistance to slag attack Crushing strength Neither A nor B Neither A nor B Resistance to slag attack ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Mullite is chemically represented by Al2O₃ . SiO₂ 2Al2O₃ . 3SiO₂ Al2O₃ . 2SiO₂ 3Al2O₃ . 2SiO₂ Al2O₃ . SiO₂ 2Al2O₃ . 3SiO₂ Al2O₃ . 2SiO₂ 3Al2O₃ . 2SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum alumina content in high alumina refractory can be as high as __________ percent. 30 70 50 90 30 70 50 90 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite bricks are used in those parts of furnaces, which are Subjected to temperature fluctuation 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 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An ideal refractory should have high Spalling rate None of these Shrinkage ability Fusion point Spalling rate None of these Shrinkage ability Fusion point ANSWER DOWNLOAD EXAMIANS APP
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