Moulding process for metals

Details Moulding process for metals Moulding process for metals

1977-01-24

1978-07-18

Lazarus, Richard B.

Metal founding

Process

Shaping a forming surface

164 30, 164340, B22D 900

Patent

active

041009584

ABSTRACT:
A Vacuum-sealed moulding process for casting of materials comprises formation of sand moulds in the absence of a pattern plate and with cores supported in the mould by suction. Handling apparatus for producing the mould on a vibratory vacuum table is disclosed and this incorporates a pneumatic sand transfer apparatus delivering a predetermined quantity of sand to the mould box.

REFERENCES:
patent: 3960198 (1976-06-01), Matsuura et al.

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