Refractory Technology Maximum apparent porosity of magnesite bricks is about __________ percent. 24 8 58 44 24 8 58 44 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Quartz is Stable form of silica upto 870°C Transformed to crystoballite on heating above 1470°C All of these Converted to tridymite on firing between 870 to 1470°C Stable form of silica upto 870°C Transformed to crystoballite on heating above 1470°C All of these Converted to tridymite on firing between 870 to 1470°C ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum alumina content in high alumina refractory can be as high as __________ percent. 70 30 50 90 70 30 50 90 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not a basic refractory? Dolomite Magnesite Chrome magnesite Silicon carbide Dolomite Magnesite Chrome magnesite Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The largest consumer of refractories is the __________ industry. Metallurgical Cement Fertiliser Power Metallurgical Cement Fertiliser Power ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Permeability of bricks is a measure of the Expansion during heating Melting point Refractoriness Rate at which a fluid will pass through the pores Expansion during heating Melting point Refractoriness Rate at which a fluid will pass through the pores ANSWER DOWNLOAD EXAMIANS APP
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