Refractory Technology Which of the following is not a neutral refractory? Chromite Magnesite Graphite Silicon carbide Chromite Magnesite Graphite Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under load (RUL) is the most important property for the refractory bricks At the hearth bottom of the furnace on which stock is placed None of these Used in the roof of the furnace Used for furnace insulation At the hearth bottom of the furnace on which stock is placed None of these Used in the roof of the furnace Used for furnace insulation ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Bauxite calcining rotary kilns are lined with __________ bricks. Carbon Fireclay 85% alumina Corundum Carbon Fireclay 85% alumina Corundum ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The linear thermal expansion of __________ bricks upto 1000 °C is very low of the order of ≤ 0.5 percent. Corundum Silica Magnesite Fireclay Corundum Silica Magnesite Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories have very high Both B and C Thermal conductivity Refractoriness Wetting characteristics Both B and C Thermal conductivity Refractoriness Wetting characteristics ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Insulating refractories should have Neither A nor B Both A & B Low thermal conductivity High porosity Neither A nor B Both A & B Low thermal conductivity High porosity ANSWER DOWNLOAD EXAMIANS APP
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