Method of manufacturing a collapsible mold

Details Method of manufacturing a collapsible mold Method of manufacturing a collapsible mold

2011-08-23

2011-08-23

Lin, Kuang (Department: 1735)

Metal founding

Process

Shaping a forming surface

C164S529000

Reexamination Certificate

active

08002017

ABSTRACT:
In a collapsible mold and a method of manufacturing the same, the collapsible mold has extremely low moisture-absorption properties, does not change in surface properties thereof due to absorption of moisture and swelling, and is storable for a long time without absorbing moisture and swelling. Specifically, the method manufactures a collapsible mold containing at least any of calcium oxide and magnesium oxide. The method includes a step of bringing the collapsible mold into contact with carbon dioxide immediately after a step of burning the collapsible mold or a step of casting the collapsible mold.

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