Centrifugal casting die, method for manufacturing thereof as well as casting material, blade obtained therefrom and method for manufacturing thereof
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United States of America Patent
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app pub date -
May 7, 2008
filing date -
May 10, 2002
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Abstract
A centrifugal casting die according to the present invention includes a cylindrical die body, a backup layer releasably bonded to the inner surface 12b of the die body, and a top layer bonded to be integral to the inner surface of the backup layer, for holding a centrifugally casting material supplied to the inner surface thereof, whereby the centrifugally casting material having a uniform thickness is easily releasable from the centrifugal casting die without using a die-lubricant.
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