HEAT RESISTANT MATERIAL AND METHOD OF MANUFACTURING THE SAME

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PROBLEM TO BE SOLVED : To provide a heat resistant material structured by providing a protective coating film exhibiting durability even under an oxidizing atmosphere of high temperature high pressure steam on the surface of a Si based ceramic and a method of manufacturing the same. SOLUTION : An intermediate layer 3 comprising rare earth silicide is formed on the surface of a base material 2 comprising the Si based ceramic and a coating film 4 comprising lutetium silicate is formed on the surface of the intermediate layer 3. COPYRIGHT : (C)2006, JPO&NCIPI