Refractory Technology Which is not a high alumina refractory? Mullite Dolomite Bauxite Corrundum Mullite Dolomite Bauxite Corrundum ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Electrical resistor bars are made of Graphite Zirconia Silicon carbide Alumina Graphite Zirconia Silicon carbide Alumina 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 Plaster of paris Aluminium phosphate Lime Water Plaster of paris Aluminium phosphate Lime ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum water percentage in refractory mix meant for hand moulding may be as high as __________ percent. 2-3 14-20 5-7 7-12 2-3 14-20 5-7 7-12 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Lower part of hot metal mixer are lined with __________ bricks. Carborundum High alumina Silica Superduty fireclay Carborundum High alumina Silica Superduty fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology 10 to 30% magnesite is added to chromite to produce chrome-magnesite refractories. Magnesite addition is mainly done to improve the __________ of chromite. Refractoriness Spalling resistance Crushing strength Resistance to slag Refractoriness Spalling resistance Crushing strength Resistance to slag ANSWER DOWNLOAD EXAMIANS APP
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