Refractory Technology Which is the stable form of silica between 1470°C and the melting point 1713°C ? Tridymite None of these Quartz Cristobalite Tridymite None of these Quartz Cristobalite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Hollow refractory bricks are made by Pressing/machine moulding Extrusion Hand moulding Slip casting Pressing/machine moulding Extrusion Hand moulding Slip casting ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which furnace consumes maximum refractory annually in an integrated steel plant? Coke ovens Soaking pit L.D. converter Blastfurnace Coke ovens Soaking pit L.D. converter Blastfurnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a neutral refractory? Chromite Graphite Magnesite Silicon carbide Chromite Graphite Magnesite Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Firing temperature of magnesite bricks is about __________ °C. 2400-2600 1000-1200 1600-1800 800-1000 2400-2600 1000-1200 1600-1800 800-1000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The maximum linear expansion of silica bricks during firing is about __________ percent. 2 3.5 0.5 1 2 3.5 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
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