Refractory Technology High alumina refractory compared to fireclay bricks have Less load bearing capacity Less resistance to slag attack High resistance to thermal shock and creep Low refractoriness Less load bearing capacity Less resistance to slag attack High resistance to thermal shock and creep Low refractoriness ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not an alumino-silicate refractory? Fireclay bricks High alumina bricks Mullite bricks Tar dolomite bricks Fireclay bricks High alumina bricks Mullite bricks Tar dolomite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ nozzles are used in continuous casting of steel, Thoria Carborundum Beryllia Zircon Thoria Carborundum Beryllia Zircon ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories are used for the construction of those furnaces, which are Not required to resist the corrosive action of basic slag Both (b) and © Not subjected to fluctuation in temperature Used for raising & maintaining high temperature Not required to resist the corrosive action of basic slag Both (b) and © Not subjected to fluctuation in temperature Used for raising & maintaining high temperature ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Natural silica All of these Mainly contains quartz Transforms to other allotropic forms i.e tridymite and cristoballite involving very high volume changes Is not stable at high temperature All of these Mainly contains quartz Transforms to other allotropic forms i.e tridymite and cristoballite involving very high volume changes Is not stable at high temperature ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS