Method for the extrusion of tetrafluoroethylene polymer tubes

Details Method for the extrusion of tetrafluoroethylene polymer tubes Method for the extrusion of tetrafluoroethylene polymer tubes

1982-05-17

1984-02-07

Thurlow, Jeffery R.

Plastic and nonmetallic article shaping or treating: processes

Forming articles by uniting randomly associated particles

Autogenously or by activation of dry coated particles

2642091, 2642092, 264320, 264323, 425150, 425376R, 425381, 425392, 425466, 425DIG55, B29D 2304

Patent

active

044302827

ABSTRACT:
Tetrafluoroethylene polymer tubes are ram extruded. Desirable quality tubes are obtained by positioning an insert between ram and mandrel to maintain the ram and mandrel concentric.

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