Refractory Technology Which of the following is not a neutral refractory? Silicon carbide Magnesite Chromite Graphite Silicon carbide Magnesite Chromite Graphite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology 'Spinel', a refractory mineral is chemically represented as MgAl2O₃ MgAl2O₃.2H₂O MgSO₄ MgAl2O₄ MgAl2O₃ MgAl2O₃.2H₂O MgSO₄ MgAl2O₄ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Basic bricks are not made of Fireclay Magnesite Foresterite Chromite Fireclay Magnesite Foresterite Chromite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which refractory must have controlled atmosphere (temperature and humidity) for its safe storage? Mullite bricks Tar bonded dolomite bricks Fireclay bricks Magnesite bricks Mullite bricks Tar bonded dolomite bricks Fireclay bricks Magnesite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology RUL of refractories depends on the Chemical composition All of these Physical structure Presence of impurities like iron & alkali Chemical composition All of these Physical structure Presence of impurities like iron & alkali ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Semi-silica bricks compared to silica bricks have Less fusion point Both A & B Neither A nor B Better spalling resistance Less fusion point Both A & B Neither A nor B Better spalling resistance ANSWER DOWNLOAD EXAMIANS APP
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