Method of manufacturing a ceramic core for mobile blade, ceramic core and mobile blade
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United States of America Patent
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Feb 13, 2018
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Dec 20, 2012
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Dec 23, 2011
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Abstract
A method of manufacturing a ceramic core for a blade including a lower part forming a core body, an upper part forming a squealer tip recess and a set of rods for holding the upper part and the lower part together, includes: coating the rods with a material that has a flash point below 1000° C.; positioning the rods in a mold; molding the upper and lower parts by injecting ceramic; firing the ceramic core.
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