Refractory Technology Which is the most stable crystalline form of silica at room temperature? Quartz None of these Tridymite Cristobalite Quartz None of these Tridymite Cristobalite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is a basic refractory? Fireclay Chrome magnesite Silica None of these Fireclay Chrome magnesite Silica None of these 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 1520 1670 1630 1730 1520 1670 1630 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica bricks are never used for lining the Dome of blast furnace stoves Roof of open hearth furnace By-product coke ovens Beehive coke ovens Dome of blast furnace stoves Roof of open hearth furnace By-product coke ovens Beehive coke ovens ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant? Soaking pits Rotary lime kiln Ceheating furnace L.D. converter Soaking pits Rotary lime kiln Ceheating furnace L.D. converter ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Firing temperature of magnesite bricks is about __________ °C. 1600-1800 2400-2600 800-1000 1000-1200 1600-1800 2400-2600 800-1000 1000-1200 ANSWER DOWNLOAD EXAMIANS APP
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