Annular extrusion die

Details Annular extrusion die Annular extrusion die

1976-03-08

1978-02-28

Husar, Francis S.

Plastic article or earthenware shaping or treating: apparatus

Stock pressurizing means operably associated with downstream...

425380, 425467, B29D 2304

Patent

active

040764818

ABSTRACT:
An annular extrusion die having a rotating shear ring which provides a pumping and shearing action on the plastic as it passes through the die annulus, and a method of forming annular extrusions.

REFERENCES:
patent: 2937402 (1960-05-01), Pierce
patent: 3008187 (1961-11-01), Slade

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