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A METHOD OF TREATING A KAOLINITIC CLAY, KAOLINITIC CLAY AND COMPOSITION FOR MAKING CERAMIC ARTICLE
A METHOD OF TREATING A KAOLINITIC CLAY, KAOLINITIC CLAY AND COMPOSITION FOR MAKING CERAMIC ARTICLE
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机译:处理高岭土,高岭土及其组成的制造陶瓷制品的方法
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摘要
A method of treating a kaolinitic clay which is intended for use as an ingredient in a ceramic composition which method comprises the steps of: (a) mixing with the kaolinitic clay from 0,1 % to 15,0 % by weight, based on the dry weight of the kaolinitic clay, of a smectite clay; and (b) subjecting a mass in a moist plastic state of the clay mixture formed in step (a) to mechanical working under conditions such that there is dissipated in the moist plastic mass at least 5 kJ of energy per kilogram of clay mixture on a dry weight basis.
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