GB810703A - Method and device for extruding tubes of thermoplastic materials - Google Patents

Method and device for extruding tubes of thermoplastic materials

Info

Publication number
GB810703A
GB810703A GB6886/57A GB688657A GB810703A GB 810703 A GB810703 A GB 810703A GB 6886/57 A GB6886/57 A GB 6886/57A GB 688657 A GB688657 A GB 688657A GB 810703 A GB810703 A GB 810703A
Authority
GB
United Kingdom
Prior art keywords
tube
passage
cooling
section
polished
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.)
Expired
Application number
GB6886/57A
Other languages
English (en)
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.)
LAVORAZIONE MAT PLASTICHE Sas
Original Assignee
LAVORAZIONE MAT PLASTICHE Sas
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 LAVORAZIONE MAT PLASTICHE Sas filed Critical LAVORAZIONE MAT PLASTICHE Sas
Publication of GB810703A publication Critical patent/GB810703A/en
Expired 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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
    • B29C48/30—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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/872—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone characterised by differential heating or cooling
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • 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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0072—Roughness, e.g. anti-slip
    • B29K2995/0073—Roughness, e.g. anti-slip smooth

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB6886/57A 1956-03-22 1957-03-01 Method and device for extruding tubes of thermoplastic materials Expired GB810703A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT343630X 1956-03-22

Publications (1)

Publication Number Publication Date
GB810703A true GB810703A (en) 1959-03-18

Family

ID=11239400

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6886/57A Expired GB810703A (en) 1956-03-22 1957-03-01 Method and device for extruding tubes of thermoplastic materials

Country Status (7)

Country Link
US (1) US2902716A (enExample)
BE (1) BE555596A (enExample)
CH (1) CH343630A (enExample)
DE (1) DE1208477B (enExample)
FR (1) FR1172797A (enExample)
GB (1) GB810703A (enExample)
NL (2) NL215501A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991000798A1 (en) * 1989-07-13 1991-01-24 Prosyma Research Limited Finishing process for extruded profiles
CN105010491A (zh) * 2015-06-10 2015-11-04 佛山市高明区德福隆生物科技有限公司 一种肠衣成型机冷却结构

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1404350A1 (de) * 1958-06-02 1968-10-03 Dow Chemical Co Herstellung rohrfoermiger thermoplastischer Filme
US3095608A (en) * 1959-12-09 1963-07-02 Cabot Corp Process and apparatus for extruding and curing polymeric compositions
NL133452C (enExample) * 1960-03-05
NL264467A (enExample) * 1960-05-06 1900-01-01
US3105269A (en) * 1960-12-02 1963-10-01 Union Carbide Corp Radial extrusion die
US3129461A (en) * 1960-12-19 1964-04-21 Phillips Petroleum Co Extrusion of thermoplastic tubes
BE610510A (enExample) * 1961-02-17 1900-01-01
US3187383A (en) * 1962-08-02 1965-06-08 United States Steel Corp Method and apparatus for sizing extruded plastic pipe
NL302747A (enExample) * 1963-02-11 1900-01-01
US3387330A (en) * 1964-06-08 1968-06-11 Jerome H. Lemelson Extrusion apparatus and method
DE1289297C2 (de) * 1965-04-02 1973-09-06 Kalle Ag Verfahren und Vorrichtung zur kontinuierlichen Herstellung mehrschichtiger Schlaeuche aus thermoplastischen Kunststoffen nach dem Extrusionsverfahren
NL6510582A (enExample) * 1965-08-13 1967-02-14
US3513503A (en) * 1967-12-04 1970-05-26 Diamond Shamrock Corp Cooling apparatus
US3767346A (en) * 1971-07-22 1973-10-23 Fmc Corp Film extrusion die
BE791771A (fr) * 1972-01-12 1973-03-16 Pont A Mousson Dispositif de conformation par extrusion de tubes en matiere thermoplastique
US3915616A (en) * 1972-10-24 1975-10-28 Phillips Petroleum Co Diverging mandrel extension for extrusion of foamed polymer
GB1487323A (en) * 1973-10-26 1977-09-28 Ici Ltd Extrusion
FR2633554B1 (fr) * 1988-07-04 1990-10-19 Solvay Procede pour realiser, par coextrusion, un tuyau allege et filiere pour sa realisation
DE102013100938A1 (de) * 2012-11-09 2014-05-15 Windmöller & Hölscher Kg Düsenvorrichtung für eine Blasextrusionsvorrichtung zur Herstellung einer mehrschichtigen Blasfolie
JP2022142625A (ja) * 2021-03-16 2022-09-30 株式会社リコー 押出成形用金型、プラスチック製造装置及びプラスチック製造方法
CN120422447A (zh) * 2025-06-27 2025-08-05 杭州百诺电力科技有限公司 应用于mpp管材挤出成型工艺的多级控温机构

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1133610A (en) * 1914-01-19 1915-03-30 Portage Rubber Company Tubing-machine.
US1455946A (en) * 1922-06-26 1923-05-22 Theodore C Wester Apparatus for forming articles of cork
US1770396A (en) * 1926-07-16 1930-07-15 Joseph C Fuller Machine for molding tubular material and method of producing same
US1740029A (en) * 1927-10-15 1929-12-17 Charles S Moomy Method of and apparatus for producing inner tubes or other articles
US2144213A (en) * 1936-10-05 1939-01-17 Edwards Inc Mechanism for extruding plastic materials
US2519375A (en) * 1946-02-16 1950-08-22 Union Carbide & Carbon Corp Method and apparatus for molding tubing
FR942297A (fr) * 1947-02-25 1949-02-03 Procédé et appareil pour la production continue par refoulement de barres profilées en matière synthétique et produit obtenu par ce procédé
GB685043A (en) * 1949-03-08 1952-12-31 Bitumex Ltd Improvements in and relating to extruded pipes and other articles
US2626427A (en) * 1950-01-31 1953-01-27 Western Electric Co Apparatus for controlling the plasticity of extrudable materials in an extruding apparatus
FR1096711A (fr) * 1953-12-31 1955-06-23 Procédé de fabrication continue par extrusion de stratifiés profilés et installation pour la mise en oeuvre de ce procédé

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991000798A1 (en) * 1989-07-13 1991-01-24 Prosyma Research Limited Finishing process for extruded profiles
CN105010491A (zh) * 2015-06-10 2015-11-04 佛山市高明区德福隆生物科技有限公司 一种肠衣成型机冷却结构

Also Published As

Publication number Publication date
CH343630A (it) 1959-12-31
NL215501A (enExample) 1900-01-01
DE1208477B (de) 1966-01-05
NL106764C (enExample) 1900-01-01
FR1172797A (fr) 1959-02-16
BE555596A (enExample) 1900-01-01
US2902716A (en) 1959-09-08

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