Refractory Technology Which one contains maximum percentage of Al2O₃ ? Sillimanite Magnesite Firebrick Aluminous firebrick Sillimanite Magnesite Firebrick Aluminous firebrick ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The largest consumer of refractories is the __________ industry. Metallurgical Cement Power Fertiliser Metallurgical Cement Power Fertiliser ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be Either A or B Neutral Oxidising Neither A nor B Either A or B Neutral Oxidising Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Rotary kilns meant for calcination of limestone are lined with chrome magnesite in __________ zone. Cooling Burning Preheating All of these Cooling Burning Preheating All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increase in the alumina content in firebricks, its fusion point (refractoriness) Decreases linearly Decreases Remains unchanged Increases Decreases linearly Decreases Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness of a typical silica brick corresponds to Segar cone number, '32', which is equivalent to a temperature of __________ °C. 1520 1380 1915 1710 1520 1380 1915 1710 ANSWER DOWNLOAD EXAMIANS APP
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