Lost foam casting method

Metal founding – Process – Shaping a forming surface

Patent

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Details

164 61, B22C 702, B22C 904

Patent

active

048543683

ABSTRACT:
In a lost foam investment casting process, the foam pattern is vacuum evaporated from the mold prior to pouring the metal.

REFERENCES:
patent: 3259949 (1966-07-01), Moore
patent: 4499940 (1985-02-01), Hall

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