FR2427897A1 - Procede d'extrusion et filiere chaude pour sa mise en oeuvre - Google Patents

Procede d'extrusion et filiere chaude pour sa mise en oeuvre

Info

Publication number
FR2427897A1
FR2427897A1 FR7817377A FR7817377A FR2427897A1 FR 2427897 A1 FR2427897 A1 FR 2427897A1 FR 7817377 A FR7817377 A FR 7817377A FR 7817377 A FR7817377 A FR 7817377A FR 2427897 A1 FR2427897 A1 FR 2427897A1
Authority
FR
France
Prior art keywords
die
wall thickness
melt
adjustment
pipe extrusion
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.)
Granted
Application number
FR7817377A
Other languages
English (en)
Other versions
FR2427897B1 (fr
Inventor
Andre Emile Rene Lagabe
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.)
Pont a Mousson SA
Original Assignee
Pont a Mousson SA
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 Pont a Mousson SA filed Critical Pont a Mousson SA
Priority to FR7817377A priority Critical patent/FR2427897A1/fr
Publication of FR2427897A1 publication Critical patent/FR2427897A1/fr
Application granted granted Critical
Publication of FR2427897B1 publication Critical patent/FR2427897B1/fr
Granted 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • 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
    • B29C48/252—Drive or actuation means; Transmission means; Screw supporting means
    • B29C48/2528—Drive or actuation means for non-plasticising purposes, e.g. dosing unit
    • 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
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/003—Tubular articles having irregular or rough surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

Suivant l'invention, pour modifier l'épaisseur du corps 7 extrudé, on modifie le volume de la cavité 37 de la filière chaude 2 tout en maintenant constante la vitesse linéaire d'étirage du tube.
FR7817377A 1978-06-09 1978-06-09 Procede d'extrusion et filiere chaude pour sa mise en oeuvre Granted FR2427897A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7817377A FR2427897A1 (fr) 1978-06-09 1978-06-09 Procede d'extrusion et filiere chaude pour sa mise en oeuvre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7817377A FR2427897A1 (fr) 1978-06-09 1978-06-09 Procede d'extrusion et filiere chaude pour sa mise en oeuvre

Publications (2)

Publication Number Publication Date
FR2427897A1 true FR2427897A1 (fr) 1980-01-04
FR2427897B1 FR2427897B1 (fr) 1981-04-17

Family

ID=9209326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7817377A Granted FR2427897A1 (fr) 1978-06-09 1978-06-09 Procede d'extrusion et filiere chaude pour sa mise en oeuvre

Country Status (1)

Country Link
FR (1) FR2427897A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0105142A1 (fr) * 1982-09-08 1984-04-11 BASF Aktiengesellschaft Appareil d'extrusion de résines thermoplastiques
FR2633554A1 (fr) * 1988-07-04 1990-01-05 Solvay Procede pour realiser, par coextrusion, un tuyau allege et filiere pour sa realisation
WO1998056565A1 (fr) * 1997-06-12 1998-12-17 Crompton & Knowles Corporation Commande electrique pour tete a mouler par soufflage
EP2538091A1 (fr) * 2010-02-16 2012-12-26 Alexandr Nikolayevich Kurasov Procédé de changement de la résistance d'un liquide et récipient pour liquide
EP2546044A1 (fr) * 2011-07-13 2013-01-16 Wavin B.V. Dispositif d'extrusion de tuyau et procédé d'extrusion de tuyaux en plastique

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU30832A1 (fr) * 1900-01-01
US3221371A (en) * 1963-03-25 1965-12-07 Stevens Alexander Michael Extruding dies
US3245115A (en) * 1963-11-29 1966-04-12 American Can Co Thermoplastic accumulator
US3280847A (en) * 1961-09-19 1966-10-25 Dow Chemical Co Extrusion die
US3420926A (en) * 1962-11-13 1969-01-07 Monsanto Co Method for selectively controlling the extrusion of plastic material
FR2119465A5 (fr) * 1970-12-22 1972-08-04 Sig Schweiz Industrieges
US3706827A (en) * 1968-03-28 1972-12-19 Ici Ltd Method for flow rate control

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU30832A1 (fr) * 1900-01-01
US3280847A (en) * 1961-09-19 1966-10-25 Dow Chemical Co Extrusion die
US3420926A (en) * 1962-11-13 1969-01-07 Monsanto Co Method for selectively controlling the extrusion of plastic material
US3221371A (en) * 1963-03-25 1965-12-07 Stevens Alexander Michael Extruding dies
US3245115A (en) * 1963-11-29 1966-04-12 American Can Co Thermoplastic accumulator
US3706827A (en) * 1968-03-28 1972-12-19 Ici Ltd Method for flow rate control
FR2119465A5 (fr) * 1970-12-22 1972-08-04 Sig Schweiz Industrieges

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0105142A1 (fr) * 1982-09-08 1984-04-11 BASF Aktiengesellschaft Appareil d'extrusion de résines thermoplastiques
FR2633554A1 (fr) * 1988-07-04 1990-01-05 Solvay Procede pour realiser, par coextrusion, un tuyau allege et filiere pour sa realisation
BE1006667A3 (fr) * 1988-07-04 1994-11-16 Solvay Procede pour realiser, par coextrusion, un tuyau allege et filiere pour sa realisation.
WO1998056565A1 (fr) * 1997-06-12 1998-12-17 Crompton & Knowles Corporation Commande electrique pour tete a mouler par soufflage
EP2538091A1 (fr) * 2010-02-16 2012-12-26 Alexandr Nikolayevich Kurasov Procédé de changement de la résistance d'un liquide et récipient pour liquide
EP2538091A4 (fr) * 2010-02-16 2013-12-11 Alexandr Nikolayevich Kurasov Procédé de changement de la résistance d'un liquide et récipient pour liquide
EP2546044A1 (fr) * 2011-07-13 2013-01-16 Wavin B.V. Dispositif d'extrusion de tuyau et procédé d'extrusion de tuyaux en plastique

Also Published As

Publication number Publication date
FR2427897B1 (fr) 1981-04-17

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Legal Events

Date Code Title Description
ST Notification of lapse