Refractory Technology Alumina-graphite bricks are used for lining the Both A & B Neither A nor B Continuous casting systems Slide gate in teeming laddies Both A & B Neither A nor B Continuous casting systems Slide gate in teeming laddies ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum alumina content in high alumina refractory can be as high as __________ percent. 70 30 50 90 70 30 50 90 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a neutral refractory? Silicon carbide Graphite Magnesite Chromite Silicon carbide Graphite Magnesite Chromite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Test piece for determination of RUL of a refractory is heated in a/an Neutral atmosphere Reducing atmosphere Electric furnace Oxidising atmosphere Neutral atmosphere Reducing atmosphere Electric furnace Oxidising atmosphere ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology RUL of refractories depends on the Chemical composition Physical structure Presence of impurities like iron & alkali All of these Chemical composition Physical structure Presence of impurities like iron & alkali All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High density refractory bricks have lower Fusion point Slag penetration resistance Thermal conductivity Spalling resistance Fusion point Slag penetration resistance Thermal conductivity Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
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