Method of forming a metal matrix component with internal and ext

Details Method of forming a metal matrix component with internal and ext Method of forming a metal matrix component with internal and ext

1993-03-08

1994-05-17

Lin, Kuang Y.

Metal founding

Process

Shaping liquid metal against a forming surface

164 98, 164132, B22D 1902, B22D 1914

Patent

active

053119207

ABSTRACT:
The present invention pertains to a method of forming a metal matrix composite. The method comprises the steps of surrounding at least one insert with reinforcement material. Next, there is the step of orienting the insert and reinforcement within a mold. Then, there is the step of infiltrating the mold with liquid metal such that the reinforcement material around the insert is infiltrated. In a preferred embodiment, the insert comprises a hollow core and closed ends and the surrounding step includes the step of wrapping reinforcement around the insert. Preferably, the hollow core is exposed and the insert is leached out with the appropriate leaching solution.

REFERENCES:
patent: 4508158 (1985-04-01), Amateau et al.

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