SINGLE-SCREW EXTRUDER WITH GROOVED INFEED SYSTEM

A single-screw extruder includes a grooved infeed system, a cylinder, and an extruder screw rotatably supported in the cylinder. The extruder screw has a softening zone, a main plasticizing zone, and a post-plasticizing zone and is at least double-threaded in the area of the main plasticizing zone....

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SCHNEIDER FLORIAN JOHANNES, PAPE JENS
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	A single-screw extruder includes a grooved infeed system, a cylinder, and an extruder screw rotatably supported in the cylinder. The extruder screw has a softening zone, a main plasticizing zone, and a post-plasticizing zone and is at least double-threaded in the area of the main plasticizing zone. The cylinder at least partially has at least one groove extending substantially in the longitudinal direction in the region of the main plasticizing zone.