JPS5547578B2 - - Google Patents

Info

Publication number
JPS5547578B2
JPS5547578B2 JP13994475A JP13994475A JPS5547578B2 JP S5547578 B2 JPS5547578 B2 JP S5547578B2 JP 13994475 A JP13994475 A JP 13994475A JP 13994475 A JP13994475 A JP 13994475A JP S5547578 B2 JPS5547578 B2 JP S5547578B2
Authority
JP
Japan
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
JP13994475A
Other languages
Japanese (ja)
Other versions
JPS5263265A (en
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 filed Critical
Priority to JP50139944A priority Critical patent/JPS5263265A/ja
Publication of JPS5263265A publication Critical patent/JPS5263265A/ja
Publication of JPS5547578B2 publication Critical patent/JPS5547578B2/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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/575—Screws provided with elements of a generally circular cross-section for shearing the melt, i.e. shear-ring elements
    • 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
    • B29C48/505—Screws
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/505—Screws
    • B29C48/565—Screws having projections other than the thread, e.g. pins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP50139944A 1975-11-20 1975-11-20 Expansion molding extruder Granted JPS5263265A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50139944A JPS5263265A (en) 1975-11-20 1975-11-20 Expansion molding extruder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50139944A JPS5263265A (en) 1975-11-20 1975-11-20 Expansion molding extruder

Publications (2)

Publication Number Publication Date
JPS5263265A JPS5263265A (en) 1977-05-25
JPS5547578B2 true JPS5547578B2 (enrdf_load_html_response) 1980-12-01

Family

ID=15257302

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50139944A Granted JPS5263265A (en) 1975-11-20 1975-11-20 Expansion molding extruder

Country Status (1)

Country Link
JP (1) JPS5263265A (enrdf_load_html_response)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8001053A (nl) * 1980-02-21 1981-09-16 Stamicarbon Werkwijze voor het vormgeven van kunststoffen.
NL8001732A (nl) * 1980-03-25 1981-10-16 Stamicarbon Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen.
JPS59167240A (ja) * 1983-03-14 1984-09-20 Chisso Corp 有機フイラ−を配合された熱可塑性樹脂組成物の成形物の製法及びそのための装置
JPS59146722U (ja) * 1983-03-23 1984-10-01 横河電機株式会社 光学式スケ−ル読取装置
JPH0653384B2 (ja) * 1986-08-28 1994-07-20 出光石油化学株式会社 熱可塑性樹脂シート類の製造方法
JPS63199623A (ja) * 1987-02-13 1988-08-18 Idemitsu Petrochem Co Ltd 熱可塑性樹脂成形用スクリユ−
KR100453808B1 (ko) * 2002-04-16 2004-10-20 주식회사 진양기계제작소 동축케이블용 발포 압출기
JP4020387B2 (ja) * 2003-01-22 2007-12-12 株式会社日本製鋼所 スクリュ式反応押出機
JP6846243B2 (ja) 2017-03-10 2021-03-24 マクセル株式会社 発泡成形体の製造方法及び製造装置

Also Published As

Publication number Publication date
JPS5263265A (en) 1977-05-25

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