Refractory Technology Refractoriness/fusion points of 'superduty' refractories is __________ °C. 1630-1670 1520-1630 > 2000 > 1730 1630-1670 1520-1630 > 2000 > 1730 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The maximum linear expansion of silica bricks during firing is about __________ percent. 1 2 0.5 3.5 1 2 0.5 3.5 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite bricks have poor resistance to attack by __________ slag. Acid Lime None of these Basic Acid Lime None of these Basic ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Highest melting (m.p = 3070°C) oxide refractory is Zirconia Alumina Magnesia Thoria Zirconia Alumina Magnesia Thoria ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ bricks are used in the burning zone of a cement rotary kiln. Fireclay Thoria High alumina Silicon carbide Fireclay Thoria High alumina Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which furnace consumes maximum refractory annually in an integrated steel plant? L.D. converter Coke ovens Blastfurnace Soaking pit L.D. converter Coke ovens Blastfurnace Soaking pit ANSWER DOWNLOAD EXAMIANS APP
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