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Patent Searching and Data


Title:
REACTIVE METAL CASTING
Document Type and Number:
Japanese Patent JPH08276241
Kind Code:
A
Abstract:

To provide a precision casting of a reactive metal having a complicated shape at a low cost.

In a manufacturing method of a shell mold for casting which is used for manufacturing the casting of the reactive metal, a mold is prepared and the mold is dipped in an yttria-based slurry comprising a dense grain yttria powder of ≥4.60 g/ml density and a non-aqueous-based binder. A shell is formed on a surface of the dipped mold, the shell is dried, the mold is released and finally the shell is calcined. The casting of the reactive metal is manufactured by using the shell mold for casting produced by this method.


Inventors:
ERIOTSUTO SUKOTSUTO RATSUSOU
POORU RANDORUFU JIYONSON
SHIDONII RETSUKUSU UITEIKAA
MANIYUERU GETSURA JIYUNIA
Application Number:
JP1996000011293
Publication Date:
October 22, 1996
Filing Date:
January 25, 1996
Export Citation:
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Assignee:
HOWMET CORP
International Classes:
B22C9/02; B22C3/00; B22C9/04; (IPC1-7): B22C9/02; B22C9/04
Attorney, Agent or Firm:
鈴江 武彦