DE2100095A1 - Doppelkopf zur Extrusion von Hohlsträngen - Google Patents

Doppelkopf zur Extrusion von Hohlsträngen

Info

Publication number
DE2100095A1
DE2100095A1 DE19712100095 DE2100095A DE2100095A1 DE 2100095 A1 DE2100095 A1 DE 2100095A1 DE 19712100095 DE19712100095 DE 19712100095 DE 2100095 A DE2100095 A DE 2100095A DE 2100095 A1 DE2100095 A1 DE 2100095A1
Authority
DE
Germany
Prior art keywords
head
extrusion
holder
common
hollow strands
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19712100095
Other languages
German (de)
English (en)
Inventor
Michael Dipl.-Chem. Dr. 6238 Hofheim Krause
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hoechst AG filed Critical Hoechst AG
Priority to DE19712100095 priority Critical patent/DE2100095A1/de
Priority to CH1919671A priority patent/CH535116A/de
Priority to AT1127271A priority patent/AT326897B/de
Priority to IT33221/71A priority patent/IT944649B/it
Priority to GB6100671A priority patent/GB1375980A/en
Priority to FR7200026A priority patent/FR2120182A1/fr
Publication of DE2100095A1 publication Critical patent/DE2100095A1/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE19712100095 1971-01-02 1971-01-02 Doppelkopf zur Extrusion von Hohlsträngen Pending DE2100095A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19712100095 DE2100095A1 (de) 1971-01-02 1971-01-02 Doppelkopf zur Extrusion von Hohlsträngen
CH1919671A CH535116A (de) 1971-01-02 1971-12-30 Doppelkopf zur Extrusion von zwei Hohlsträngen
AT1127271A AT326897B (de) 1971-01-02 1971-12-30 Strangpressenkopf zur herstellung von zwei hohlstrangen aus thermoplastischem kunststoff
IT33221/71A IT944649B (it) 1971-01-02 1971-12-31 Doppia testa per la estrusione di cordoni cavi continui
GB6100671A GB1375980A (en) 1971-01-02 1971-12-31 Extrusion dies
FR7200026A FR2120182A1 (https=) 1971-01-02 1972-01-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712100095 DE2100095A1 (de) 1971-01-02 1971-01-02 Doppelkopf zur Extrusion von Hohlsträngen

Publications (1)

Publication Number Publication Date
DE2100095A1 true DE2100095A1 (de) 1972-07-27

Family

ID=5795130

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712100095 Pending DE2100095A1 (de) 1971-01-02 1971-01-02 Doppelkopf zur Extrusion von Hohlsträngen

Country Status (6)

Country Link
AT (1) AT326897B (https=)
CH (1) CH535116A (https=)
DE (1) DE2100095A1 (https=)
FR (1) FR2120182A1 (https=)
GB (1) GB1375980A (https=)
IT (1) IT944649B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5067885A (en) * 1988-06-17 1991-11-26 Gencorp Inc. Rapid change die assembly
US5110276A (en) * 1989-12-28 1992-05-05 Farnsworth John T Extrusion die assembly

Also Published As

Publication number Publication date
AT326897B (de) 1976-01-12
FR2120182A1 (https=) 1972-08-11
ATA1127271A (de) 1975-03-15
IT944649B (it) 1973-04-20
CH535116A (de) 1973-03-31
GB1375980A (en) 1974-12-04

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