Refractory Technology Porosity of fireclay refractories is __________ percent. 43961 35-50 44129 25-35 43961 35-50 44129 25-35 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increase in the alumina content, the refractoriness of high alumina refractories Remains same Decreases Increases May increase or decrease Remains same Decreases Increases May increase or decrease ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories have very high Wetting characteristics Thermal conductivity Both B and C Refractoriness Wetting characteristics Thermal conductivity Both B and C Refractoriness ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called Spalling resistance Refractoriness None of these Refractoriness under load (RUL) Spalling resistance Refractoriness None of these Refractoriness under load (RUL) ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are used in the Furnaces allowed to cool frequently Chimney linings Flues All of these Furnaces allowed to cool frequently Chimney linings Flues All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Panel test determines the __________ of refractories. Slag penetration resistance Refractoriness under load (RUL) Spalling resistance Fusion point Slag penetration resistance Refractoriness under load (RUL) Spalling resistance Fusion point ANSWER DOWNLOAD EXAMIANS APP
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