Mold having integral preformed gating system

Details Mold having integral preformed gating system Mold having integral preformed gating system

1976-11-22

1978-05-16

Spicer, Jr., Robert L.

Metal founding

Means to shape metallic material

United particle type shaping surface

164410, B22C 908

Patent

active

040893642

ABSTRACT:
The present invention describes a preformed, multi-part casting mold having a preformed gating system integral therewith for providing smooth, bottom feeding of molten metal to the mold cavity while simultaneously removing contaminants from the metal prior to entry into the cavity. The improved mold is especially useful in casting columnar grained or single crystal metal and alloy articles, such as gas turbine blades.

REFERENCES:
patent: 23670 (1859-04-01), Gardiner
patent: 3965963 (1976-06-01), Phipps et al.
patent: 3991810 (1976-11-01), Nieman

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