Refractory Technology Which one contains maximum percentage of Al2O₃ ? Magnesite Sillimanite Aluminous firebrick Firebrick Magnesite Sillimanite Aluminous firebrick Firebrick ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology A steel member used in the furnace construction to take the thrust of the brickwork is called Buckstay Armouring Baffle Breast wall Buckstay Armouring Baffle Breast wall 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 for furnace insulation Used in the roof of the furnace At the hearth bottom of the furnace on which stock is placed None of these Used for furnace insulation Used in the roof of the furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Machine moulding of dry mixture of refractories requires a pressure of the order of __________ kg/cm². 1000 500 10 100 1000 500 10 100 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica bricks are attacked by basic slags at high temperature. Which of the following is not used solely as a binding material? Water Aluminium phosphate Lime Plaster of paris Water Aluminium phosphate Lime Plaster of paris ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology SiO₂ percentage in firebrick is about 35-40 55-60 80-85 >94 35-40 55-60 80-85 >94 ANSWER DOWNLOAD EXAMIANS APP
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