Refractory Technology Cold crushing strength of ordinary fireclay brick is about 950 kg/cm² . On exposure to a temperature of about 1500°C, its crushing strength may come down to as low as __________ kg/cm² . 250 450 150 65 250 450 150 65 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite chrome bricks are used in the Soaking pits All of these Reheating furnaces Roof lining of basic open hearth & other basic furnaces Soaking pits All of these Reheating furnaces Roof lining of basic open hearth & other basic furnaces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following bricks has the most close values of RUL and PCE? Silica bricks Tar dolomite bricks Fireclay bricks High alumina bricks Silica bricks Tar dolomite bricks Fireclay bricks High alumina bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ is the measure of the strength of refractory under the combined effect of temperature & load. Specific gravity Porosity RUL Thermal conductivity Specific gravity Porosity RUL Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An indication of degree of firing in silica brick is its Fusion point Specific gravity None of these RUL Fusion point Specific gravity None of these RUL ANSWER DOWNLOAD EXAMIANS APP
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