High pressure casting method and a casting core

Details High pressure casting method and a casting core High pressure casting method and a casting core

1987-08-03

1988-10-04

Lin, Kuang Y.

Metal founding

Process

Shaping a forming surface

164 33, 164132, 164137, 164138, 164369, B22C 300

Patent

active

047749903

ABSTRACT:
A casting core adapted to be placed inside a molding cavity for defining a cored-out hollow inside a metal casting, which core comprises a first coated layer formed on an exterior surface of the casting core by coating a slurry containing powdery refractory material, and a second coated layer formed over the first coated layer by applying a solution containing graphite particles. A method of making a metal casting with the use of the casting core is also disclosed.

REFERENCES:
patent: 2809117 (1957-10-01), Waterhouse
patent: 3266106 (1966-08-01), Lirones

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