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Manufacturing method of plate regenerated product for sliding nozzle and plate regenerated product
Manufacturing method of plate regenerated product for sliding nozzle and plate regenerated product
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机译：用于滑动喷嘴的板再生产品的制造方法和板再生产品
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摘要
The manufacturing method of the recycled plate performs, on a plate used for the sliding nozzle, recycling processing including impregnating a matrix of the plate that is formed by a refractory brick with liquid containing at least one of tar and pitch, heating the plate impregnated with the liquid to remove a volatile component, and filling a recess having an opening width and a depth of equal to or smaller than 1 mm, which is present on a surface of the plate after having been impregnated with the liquid and heated, with a thermal expandable refractory material of which volume is increased by at least one of generation reaction and change in a crystal structure with heating when the plate attached to the sliding nozzle is used.
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