Refractory Technology Which of the following is not an acidic refractory? Magnesia bricks Silica bricks Fireclay bricks Bauxite bricks Magnesia bricks Silica bricks Fireclay bricks Bauxite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Panel test determines the __________ of refractories. Fusion point Spalling resistance Slag penetration resistance Refractoriness under load (RUL) Fusion point Spalling resistance Slag penetration resistance Refractoriness under load (RUL) ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increasing alumina content, the fusion point of high alumina refractories Increases Decreases Remains constant May increase or decrease ; depends on its alumina content Increases Decreases Remains constant May increase or decrease ; depends on its alumina content ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a neutral refractory? Magnesite Silicon carbide Graphite Chromite Magnesite Silicon carbide Graphite Chromite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Pyrometric cone equivalent (PCE) value (Segar cone) of 'superduty refractories' is more than 33 which corresponds to a temperature of __________ °C. 1520 1730 1630 1670 1520 1730 1630 1670 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Grog addition in fireclay during brick manufacture is done to Enhance the strength of fired refractories Impart greater spalling resistance Reduce its shrinkage on heating All of these Enhance the strength of fired refractories Impart greater spalling resistance Reduce its shrinkage on heating All of these ANSWER DOWNLOAD EXAMIANS APP
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