Refractory Technology Chrome magnesite bricks are Made by mixing 30% chromite and 70% periclase Neutral in nature Acidic in nature Having higher RUL than silica bricks Made by mixing 30% chromite and 70% periclase Neutral in nature Acidic in nature Having higher RUL than silica bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories have very high Thermal conductivity Both B and C Refractoriness Wetting characteristics Thermal conductivity Both B and C Refractoriness Wetting characteristics ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of refractories depends upon its Texture Firing temperature All of these Composition Texture Firing temperature All of these Composition ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Colour of fireclay bricks is Light buff to reddish buff Black None of these Yellow Light buff to reddish buff Black None of these Yellow ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Resistance to slag attack of a refractory Decreases at higher temperature Depends on the nature of slag & refractory Decreases, if defective joints & cracks exist in the refractory All of these Decreases at higher temperature Depends on the nature of slag & refractory Decreases, if defective joints & cracks exist in the refractory All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is required in an insulating refractory? Neither A nor B High thermal conductivity Both A & B Low porosity Neither A nor B High thermal conductivity Both A & B Low porosity ANSWER DOWNLOAD EXAMIANS APP
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