B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 47/10 (2006.01) B29C 45/60 (2006.01)
Patent
CA 2586730
A screw extrusion press for processing thermoplastic and not reticulating polymers comprises a conveying screw (1) in a cylinder (2). The screw comprises a conveying zone (7) and a mixing zone with 10 mixing rings (3). These mixing rings comprise a passage hole (5) that extends from the bottom (10) of the screw to the vicinity of the cylinder wall (20) where it opens out into a shear gap (9).
Fetherstonhaugh & Co.
Kiefel Extrusion Gmbh
LandOfFree
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