Refractory Technology With increase in the alumina content in firebricks, its fusion point (refractoriness) Increases Decreases Decreases linearly Remains unchanged Increases Decreases Decreases linearly Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory bricks with lower permeability is produced by using All of these Higher firing temperature Higher moulding pressure Finer grog size All of these Higher firing temperature Higher moulding pressure Finer grog size ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The highest melting pure oxide (m.p. > 3000°C) is Zirconia Thoria Beryllia Alumina Zirconia Thoria Beryllia Alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which furnace consumes maximum refractory annually in an integrated steel plant? L.D. converter Coke ovens Soaking pit Blastfurnace L.D. converter Coke ovens Soaking pit Blastfurnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Mixing of ground refractory material and water is done in a __________ mill. Pug Rod Tube Ball Pug Rod Tube Ball 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. 1730 1670 1520 1630 1730 1670 1520 1630 ANSWER DOWNLOAD EXAMIANS APP
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