Refractory Technology Addition of zircon to silica refractory brick improves its 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 Crushing strength ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Pyrometric cone equivalent (PCE) of a refractory is the measure of its Fusion point Resistance to carbon monoxide attack Resistance to slag penetration Spalling resistance Fusion point Resistance to carbon monoxide attack Resistance to slag penetration Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum alumina content in high alumina refractory can be as high as __________ percent. 30 50 70 90 30 50 70 90 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness of a typical silica brick corresponds to Segar cone number, '32', which is equivalent to a temperature of __________ °C. 1520 1380 1710 1915 1520 1380 1710 1915 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Because of its very high refractoriness of the order of __________ °C, silicon carbide refractories are used in zinc smelting furnace, muffle furnace and for supporting the wares in tunnel kilns. 2700 1800 2400 2200 2700 1800 2400 2200 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not an acidic refractory? Carbon black Silica Fireclay High alumina refractory Carbon black Silica Fireclay High alumina refractory ANSWER DOWNLOAD EXAMIANS APP
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