Method of continuously extruding and molding ceramic honey-comb

Details Method of continuously extruding and molding ceramic honey-comb Method of continuously extruding and molding ceramic honey-comb

1978-12-29

1981-03-31

Parrish, John

Plastic article or earthenware shaping or treating: apparatus

Means providing a shaping orifice

Plural distinct feed inlets

264209, B29F 304

Patent

active

042590574

ABSTRACT:
The present invention is directed to a method of continuously extruding and molding ceramic honey-comb shaped moldings by use of an extruding die including a tertiary channel grooved, corresponding to the cross-sectional shape of the core unit of the ceramic honey-comb, on the material outlet side of the extruding die; a primary channel composed of many independent holes bored from the material inlet side; and a secondary channel for forming an interlinked passage between the tertiary channel and the secondary channel.

REFERENCES:
patent: 3790654 (1974-02-01), Bagley
patent: 3983283 (1976-09-01), Bagley
patent: 4104015 (1978-08-01), Meyer
patent: 4118456 (1978-10-01), Blanding

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