EXTRUSION MOLD

PURPOSE:To provide the mold of an extrusion molding apparatus capable of rapidly controlling the temp. in the vicinity of the inner surface of the leading end part of the mold without cycling. CONSTITUTION:A slit 3 is provided to the leading end part of the mold of an extrusion molding apparatus so...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SAKAI SEIYA, NAGATA HISAYUKI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE:To provide the mold of an extrusion molding apparatus capable of rapidly controlling the temp. in the vicinity of the inner surface of the leading end part of the mold without cycling. CONSTITUTION:A slit 3 is provided to the leading end part of the mold of an extrusion molding apparatus so as to reach to the vicinity of the inner surface of the leading end part of the mold from the outer surface thereof and a heater 5 is attached to the part A on the leading end side of the mold and the heat-sensitive part 60 of a temp. detection means 6 is positioned at the part A and a control part 7 controlling the heater 5 on the basis of the detected temp. of the temp. detection means 6 is arranged.