JPS6254651B2 - - Google Patents

Info

Publication number
JPS6254651B2
JPS6254651B2 JP57133748A JP13374882A JPS6254651B2 JP S6254651 B2 JPS6254651 B2 JP S6254651B2 JP 57133748 A JP57133748 A JP 57133748A JP 13374882 A JP13374882 A JP 13374882A JP S6254651 B2 JPS6254651 B2 JP S6254651B2
Authority
JP
Japan
Prior art keywords
die
pipe
cooling
heating
temperature
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
JP57133748A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5924633A (ja
Inventor
Toshio Kobayashi
Fukuhiro Yoshimura
Haruki Nagaoka
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.)
Mitsui Petrochemical Industries Ltd
Original Assignee
Mitsui Petrochemical Industries Ltd
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 Mitsui Petrochemical Industries Ltd filed Critical Mitsui Petrochemical Industries Ltd
Priority to JP57133748A priority Critical patent/JPS5924633A/ja
Publication of JPS5924633A publication Critical patent/JPS5924633A/ja
Publication of JPS6254651B2 publication Critical patent/JPS6254651B2/ja
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
    • B29C48/78—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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2995/0088—Molecular weight

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP57133748A 1982-08-02 1982-08-02 超高分子量ポリエチレンパイプの製造方法及びパイプ成形用ダイ Granted JPS5924633A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57133748A JPS5924633A (ja) 1982-08-02 1982-08-02 超高分子量ポリエチレンパイプの製造方法及びパイプ成形用ダイ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57133748A JPS5924633A (ja) 1982-08-02 1982-08-02 超高分子量ポリエチレンパイプの製造方法及びパイプ成形用ダイ

Publications (2)

Publication Number Publication Date
JPS5924633A JPS5924633A (ja) 1984-02-08
JPS6254651B2 true JPS6254651B2 (en, 2012) 1987-11-16

Family

ID=15112004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57133748A Granted JPS5924633A (ja) 1982-08-02 1982-08-02 超高分子量ポリエチレンパイプの製造方法及びパイプ成形用ダイ

Country Status (1)

Country Link
JP (1) JPS5924633A (en, 2012)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD230826A1 (de) * 1984-03-05 1985-12-11 Univ Dresden Tech Verfahren und extrusionsvorrichtung zur formung fliessfaehiger massen
JPS60245898A (ja) * 1984-05-22 1985-12-05 Mitsui Petrochem Ind Ltd 超高分子量ポリエチレン製フレキシブルチユ−ブ、溶融流動性の悪い熱可塑性樹脂製チユ−ブの製造方法及びその製造装置
JPS612524A (ja) * 1984-06-15 1986-01-08 Sekisui Chem Co Ltd 熱可塑性樹脂管の製造方法
JPH06297548A (ja) * 1993-04-19 1994-10-25 Mitsuboshi Belting Ltd 樹脂製パイプの製造方法及び該パイプの成形用ダイ装置
CA2412066A1 (en) * 2002-11-18 2004-05-18 Manfred A. A. Lupke Pipe molding apparatus with mold tunnel air turbulence
JP2008126523A (ja) * 2006-11-21 2008-06-05 Polyplastics Co ポリオキシメチレン樹脂製異形押出成形品の製造方法
US8074596B2 (en) 2007-04-30 2011-12-13 Corning Cable Systems Llc Apparatus for forming a sheath over an elongate member, extruder system and method of manufacturing a fiber optic cable
CN102729447B (zh) * 2012-06-02 2014-07-02 安徽国通高新管业股份有限公司 聚乙烯给水管生产线加工控制方法
JP6365177B2 (ja) * 2014-09-24 2018-08-01 富士ゼロックス株式会社 押出成形用金型、押出成形装置、及び押出成形方法
KR102376770B1 (ko) * 2021-04-28 2022-03-21 주식회사 뉴보텍 배관 제조 장치 및 방법

Also Published As

Publication number Publication date
JPS5924633A (ja) 1984-02-08

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