Refractory Technology Pyrometric cone equivalent (PCE) of a refractory is the measure of its Resistance to carbon monoxide attack Spalling resistance Fusion point Resistance to slag penetration Resistance to carbon monoxide attack Spalling resistance Fusion point Resistance to slag penetration ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fusion point of a basic refractory material is Increased by the addition of acid oxides Always less than 1000°C Not affected by the addition of acid oxides Reduced by the addition of acid oxides Increased by the addition of acid oxides Always less than 1000°C Not affected by the addition of acid oxides Reduced by the addition of acid oxides 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. 1520 1670 1730 1630 1520 1670 1730 1630 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Crushing strength of a refractory Decreases with increase in porosity Is unaffected with change in service temperature Increases with rise in service temperature Decreases with rise in service temperature Decreases with increase in porosity Is unaffected with change in service temperature Increases with rise in service temperature Decreases with rise in service temperature ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant? Ceheating furnace Rotary lime kiln Soaking pits L.D. converter Ceheating furnace Rotary lime kiln Soaking pits L.D. converter ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories are generally not used in the Open hearth furnace Steel melting furnace Burning zone of cement kilns Electric furnace walls Open hearth furnace Steel melting furnace Burning zone of cement kilns Electric furnace walls ANSWER DOWNLOAD EXAMIANS APP
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