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Transactions of the INDIAN CERAMIC SOCIETY   Vol. 01  1942
SUITABILITY OF INDIAN FIRE CLAYS FOR STEEL LADLE BRICK
HIMANSU KUMAR MITRA.
Pages : 51-59
DOI : 10.1080/0371750X.1942.11011936
Abstract
Refractory brick used in India for lining steel ladle• although made of Fireclay of high Alumina content do not give the same service as some of the bricks made from lotD grade fireclay in some foreign countries. Service conditions prenalent in a ladle has been cliscmsecl. Analysing the condition•, it tDas considered that high 'After-Oontraction' of the Indian Ladle bricks tDas the cause of the inferior serviC6 given by these. TtDo brands of bricks were specially made tDith reduced 'After-Oontraction' and tried under actual operating conditions. Laboratory and service test data on the above ttDo bricks and the brand of brick ordinarily used are given. From these it tDas apparent that the bricks tDith lore 'After-Contraction' tDere superior to the commonly mea brick. By lining ladles tDith these specially made brick, it t.Das possible to take more than one and half times as many casts as taken by ladles with ordinary bricks. Some of the other noticeable features in the former ladles t.Dere :( a) Tightn68s of joints, (b) Uniform t.Dear of bricks and ab11ence of pronounced attack at the joint11, (c) Comparatively 14811 damage by "Skulling't, (d) The ease t.Dith t.Dhich 1uch •lmllB could be removed.
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