Refractory Technology Which of the following is not an acidic refractory? Magnesia bricks Silica bricks Fireclay bricks Bauxite bricks Magnesia bricks Silica bricks Fireclay bricks Bauxite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ bricks should not be used in oxidising atmosphere. Carbon Tar dolomite Fireclay Silica Carbon Tar dolomite Fireclay Silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Grog Contains both alumina and silica All of these Iscrushed firebrick Is a non-plastic material Contains both alumina and silica All of these Iscrushed firebrick Is a non-plastic material ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which one contains minimum percentage of SiO₂? Aluminous firebrick Semi-silica Firebrick Sillimanite Aluminous firebrick Semi-silica Firebrick Sillimanite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Rotary kilns meant for calcination of limestone are lined with chrome magnesite in __________ zone. All of these Preheating Burning Cooling All of these Preheating Burning Cooling ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the stable form of silica between 1470°C and the melting point 1713°C ? Quartz None of these Cristobalite Tridymite Quartz None of these Cristobalite Tridymite ANSWER DOWNLOAD EXAMIANS APP
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