Refractory Technology Carbon refractories are exclusively used in the Side wall of soaking pits Regenerators of coke oven Walls of coke oven Hearth of blast furnace Side wall of soaking pits Regenerators of coke oven Walls of coke oven Hearth of blast furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Spray test determines the __________ of refractories. RUL Resistance to CO attack Permanent linear change Resistance to slag penetration RUL Resistance to CO attack Permanent linear change Resistance to slag penetration ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of fireclay bricks is about __________ kgf/cm². 50-100 200-400 100-150 500-1000 50-100 200-400 100-150 500-1000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of fireclay refractories is __________ percent. 44129 35-50 25-35 43961 44129 35-50 25-35 43961 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Test piece for determination of RUL of a refractory is heated in a/an Reducing atmosphere Neutral atmosphere Electric furnace Oxidising atmosphere Reducing atmosphere Neutral atmosphere Electric furnace Oxidising atmosphere ANSWER DOWNLOAD EXAMIANS APP
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
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