Refractory Technology Addition of zircon to silica refractory brick improves its Crushing strength Resistance to slag attack Neither A nor B Neither A nor B Crushing strength Resistance to slag attack Neither A nor B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a neutral refractory? Chromite Silicon carbide Graphite Magnesite Chromite Silicon carbide Graphite Magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a high alumina refractory material? Kyanite Diaspore Periclase Sillimanite Kyanite Diaspore Periclase Sillimanite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Si percentage in silica refractories used in the walls of coke oven is about 80 60 45 95 80 60 45 95 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the stable form of silica between 1470°C and the melting point 1713°C ? Cristobalite Tridymite Quartz None of these Cristobalite Tridymite Quartz None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fusion temperature of pure silica (SiO₂) is __________ °C. 1350 2800 2570 1715 1350 2800 2570 1715 ANSWER DOWNLOAD EXAMIANS APP
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