Refractory Technology __________ is the measure of the strength of refractory under the combined effect of temperature & load. Porosity Thermal conductivity Specific gravity RUL Porosity Thermal conductivity Specific gravity RUL ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractories are used in the Dome of blast furnace stoves All of these Electric arc furnace roof Glass melting furnaces Dome of blast furnace stoves All of these Electric arc furnace roof Glass melting furnaces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Semi-silica bricks compared to silica bricks have Both A & B Neither A nor B Better spalling resistance Less fusion point Both A & B Neither A nor B Better spalling resistance Less fusion point ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Bauxite calcining rotary kilns are lined with __________ bricks. Fireclay 85% alumina Carbon Corundum Fireclay 85% alumina Carbon Corundum ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following has the lowest electrical resistivity? Graphite Zircon Alumina Fireclay Graphite Zircon Alumina Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ nozzles are used in continuous casting of steel, Zircon Thoria Carborundum Beryllia Zircon Thoria Carborundum Beryllia ANSWER DOWNLOAD EXAMIANS APP