Refractory Technology Which is the stable form of silica upto 1470°C ? None of these Tridymite Cristobalite Quartz None of these Tridymite Cristobalite Quartz ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is a neutral refractory? Magnesite chrome Magnesia Silica Graphite Magnesite chrome Magnesia Silica Graphite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Hollow refractory bricks are made by Slip casting Pressing/machine moulding Extrusion Hand moulding Slip casting Pressing/machine moulding Extrusion Hand moulding ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Pyrometric cone equivalent (PCE) of a refractory is the measure of its Resistance to carbon monoxide attack Resistance to slag penetration Fusion point Spalling resistance Resistance to carbon monoxide attack Resistance to slag penetration Fusion point Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity is induced in insulating refractories by adding Powdered naphthalene Calcium phosphate Ammonium chloride/sulphate All of these Powdered naphthalene Calcium phosphate Ammonium chloride/sulphate All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Bauxite calcining rotary kilns are lined with __________ bricks. Corundum Fireclay Carbon 85% alumina Corundum Fireclay Carbon 85% alumina ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS