Refractory Technology High alumina refractory compared to fireclay bricks have Low refractoriness High resistance to thermal shock and creep Less load bearing capacity Less resistance to slag attack Low refractoriness High resistance to thermal shock and creep Less load bearing capacity Less resistance to slag attack ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which brick undergoes maximum shrinkage on drying? Tar bonded dolomite bricks Fireclay bricks Chromite bricks Magnesite bricks Tar bonded dolomite bricks Fireclay bricks Chromite bricks Magnesite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Ramming masses are used for Both A & B Repairing construction of various furnace parts Obtaining monolithic working faces Neither A nor B Both A & B Repairing construction of various furnace parts Obtaining monolithic working faces Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology PCE value (Segar cone) of superduty refractories is more than 33, which is equivalent to a temperature of __________ °C. 1730 1670 1520 1630 1730 1670 1520 1630 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which form of silica has the highest specific gravity? Tridymite All of these Quartz Cristobalite Tridymite All of these Quartz Cristobalite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory bricks with lower permeability is produced by using All of these Higher firing temperature Finer grog size Higher moulding pressure All of these Higher firing temperature Finer grog size Higher moulding pressure ANSWER DOWNLOAD EXAMIANS APP
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