MULTISHAFT EXTRUDER

There is provided a multi-screw extruder for reclaiming foam made of cross-linked polymer material into reusable material by causing the foam to pass through a kneading zone, wherein the kneading zone is divided into at least preceding and subsequent two kneading zones and a temperature equalizing t...

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Bibliographische Detailangaben
Hauptverfasser:	YOSHIMURA, KOJI, FUJIMOTO, MICHIHIRO, SAHARA, MASAAKI
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING MAKING GRANULES OR PREFORMS PERFORMING OPERATIONS PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS 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:	There is provided a multi-screw extruder for reclaiming foam made of cross-linked polymer material into reusable material by causing the foam to pass through a kneading zone, wherein the kneading zone is divided into at least preceding and subsequent two kneading zones and a temperature equalizing transfer zone for equalizing temperature of the material passing through the zone is provided between the preceding kneading zone and the subsequent kneading zone.