Refractory Technology __________ nozzles are used in continuous casting of steel, Beryllia Carborundum Zircon Thoria Beryllia Carborundum Zircon Thoria ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fusion temperature of pure silica (SiO₂) is __________ °C. 2570 2800 1715 1350 2570 2800 1715 1350 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness/fusion points of 'superduty' refractories is __________ °C. 1520-1630 > 1730 1630-1670 > 2000 1520-1630 > 1730 1630-1670 > 2000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ is the measure of the strength of refractory under the combined effect of temperature & load. Specific gravity Thermal conductivity Porosity RUL Specific gravity Thermal conductivity Porosity RUL ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under load (RUL) of fireclay bricks (under a load of 2 kg/cm² ) is __________ °C. >1350 1000 500 >2000 >1350 1000 500 >2000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High refractorinness of refractory bricks means, that it has a Low porosity Low spalling resistance High spalling resistance High resistance to fusion Low porosity Low spalling resistance High spalling resistance High resistance to fusion ANSWER DOWNLOAD EXAMIANS APP
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