Refractory Technology Hollow refractory bricks are made by Hand moulding Slip casting Extrusion Pressing/machine moulding Hand moulding Slip casting Extrusion Pressing/machine moulding ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which property of refractories is the most important for top section of the blast furnace? Resistance to corrosion by slag Resistance to abrasion Stability of volume at high temperature Resistance to slag peneration Resistance to corrosion by slag Resistance to abrasion Stability of volume at high temperature Resistance to slag peneration 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? Aluminium phosphate Lime Water Plaster of paris Aluminium phosphate Lime Water Plaster of paris ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not an acidic refractory? Silica bricks Fireclay bricks Bauxite bricks Magnesia bricks Silica bricks Fireclay bricks Bauxite bricks Magnesia bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness of a typical silica brick corresponds to Segar cone number, '32', which is equivalent to a temperature of __________ °C. 1520 1380 1710 1915 1520 1380 1710 1915 ANSWER DOWNLOAD EXAMIANS APP