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 PCE value (Segar cone) of superduty refractories is more than 33, which is equivalent to a temperature of __________ °C. 1730 1670 1630 1520 1730 1670 1630 1520 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory castables are used for Producing monolithic linings Patch work All of these Minimising the number of joints in the structure Producing monolithic linings Patch work All of these Minimising the number of joints in the structure ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Tar bonded dolomite bricks Have poorer hydration resistance than pitch bonded bricks Are used in outer lining of L.D. converters Are stored under controlled temperature & humidity to avoid hydration All of these Have poorer hydration resistance than pitch bonded bricks Are used in outer lining of L.D. converters Are stored under controlled temperature & humidity to avoid hydration All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chrome magnesite is not used in the Inner lining of L.D. converter Aluminium melting furnaces Wear out lining of steel melting furnaces All of these Inner lining of L.D. converter Aluminium melting furnaces Wear out lining of steel melting furnaces All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Permeability of bricks is a measure of the Expansion during heating Melting point Rate at which a fluid will pass through the pores Refractoriness Expansion during heating Melting point Rate at which a fluid will pass through the pores Refractoriness ANSWER DOWNLOAD EXAMIANS APP
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