Casting mold manufacturing process and apparatus therefor

Details Casting mold manufacturing process and apparatus therefor Casting mold manufacturing process and apparatus therefor

1977-08-04

1980-04-08

Lazarus, Richard B.

Metal founding

Process

Shaping a forming surface

164 7, 164 41, 164186, B22C 902

Patent

active

041967682

ABSTRACT:
A casting mold manufacturing process and apparatus, which sand of the mold contains water-soluble paste of binder. The sand is previously heated in a sand storage tank by micro-wave heating or high frequency. The sand temperature and humidity, and volume of the binder contained in the sand are freely controlled. The preheated sand is blown by a preheated air to supply it to a molding flask placed under the storage tank. The preheated air is controlled in its humidity and warmness.

REFERENCES:
patent: 1546335 (1925-07-01), Browne
patent: 2041721 (1936-05-01), Norton
patent: 2471964 (1949-05-01), Kissalt

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