JPS57131532A - Multiple hole cylinder for plastic extrusion-molding machine - Google Patents

Multiple hole cylinder for plastic extrusion-molding machine

Info

Publication number
JPS57131532A
JPS57131532A JP56017732A JP1773281A JPS57131532A JP S57131532 A JPS57131532 A JP S57131532A JP 56017732 A JP56017732 A JP 56017732A JP 1773281 A JP1773281 A JP 1773281A JP S57131532 A JPS57131532 A JP S57131532A
Authority
JP
Japan
Prior art keywords
resisting
corrosion
wear
hole
alloy layer
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
JP56017732A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02178B2 (enrdf_load_stackoverflow
Inventor
Morimichi Tanaka
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Priority to JP56017732A priority Critical patent/JPS57131532A/ja
Publication of JPS57131532A publication Critical patent/JPS57131532A/ja
Publication of JPH02178B2 publication Critical patent/JPH02178B2/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
    • B29C48/68—Barrels or cylinders
    • B29C48/6801—Barrels or cylinders characterised by the material or their manufacturing process
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP56017732A 1981-02-09 1981-02-09 Multiple hole cylinder for plastic extrusion-molding machine Granted JPS57131532A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56017732A JPS57131532A (en) 1981-02-09 1981-02-09 Multiple hole cylinder for plastic extrusion-molding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56017732A JPS57131532A (en) 1981-02-09 1981-02-09 Multiple hole cylinder for plastic extrusion-molding machine

Publications (2)

Publication Number Publication Date
JPS57131532A true JPS57131532A (en) 1982-08-14
JPH02178B2 JPH02178B2 (enrdf_load_stackoverflow) 1990-01-05

Family

ID=11951918

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56017732A Granted JPS57131532A (en) 1981-02-09 1981-02-09 Multiple hole cylinder for plastic extrusion-molding machine

Country Status (1)

Country Link
JP (1) JPS57131532A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60181208A (ja) * 1984-02-28 1985-09-14 Hitachi Metals Ltd プラスチツク成形機用多軸シリンダの製造法
JPS60203354A (ja) * 1984-03-27 1985-10-14 Toshiba Mach Co Ltd プラスチツク或いはセラミツクス成形機の耐食耐摩耗部材の製造方法
JPS62197264A (ja) * 1986-02-20 1987-08-31 Toshiba Mach Co Ltd 耐摩耗部材およびその製造方法
JPS6342831A (ja) * 1986-08-11 1988-02-24 Daido Steel Co Ltd コ−テイングシリンダ−
CN108790092A (zh) * 2018-05-15 2018-11-13 河北工业职业技术学院 一种双螺杆挤出机筒体内壁耐磨涂层的制备方法
CN108819162A (zh) * 2018-05-18 2018-11-16 河北工业职业技术学院 一种双螺杆挤出机筒体内壁耐磨涂层的制备方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60181208A (ja) * 1984-02-28 1985-09-14 Hitachi Metals Ltd プラスチツク成形機用多軸シリンダの製造法
JPS60203354A (ja) * 1984-03-27 1985-10-14 Toshiba Mach Co Ltd プラスチツク或いはセラミツクス成形機の耐食耐摩耗部材の製造方法
JPS62197264A (ja) * 1986-02-20 1987-08-31 Toshiba Mach Co Ltd 耐摩耗部材およびその製造方法
JPS6342831A (ja) * 1986-08-11 1988-02-24 Daido Steel Co Ltd コ−テイングシリンダ−
CN108790092A (zh) * 2018-05-15 2018-11-13 河北工业职业技术学院 一种双螺杆挤出机筒体内壁耐磨涂层的制备方法
CN108819162A (zh) * 2018-05-18 2018-11-16 河北工业职业技术学院 一种双螺杆挤出机筒体内壁耐磨涂层的制备方法

Also Published As

Publication number Publication date
JPH02178B2 (enrdf_load_stackoverflow) 1990-01-05

Similar Documents

Publication Publication Date Title
US4165243A (en) Method of making selectively carburized forged powder metal parts
EP0560210B1 (en) Compound roll and method of producing same
DE3202788C2 (de) Zylinderlaufbüchse
DE2008753B2 (de) Kolbenring für Brennkraftmaschinen
DE19756580A1 (de) Motorstössel mit hoher Verschleißfestigkeit und Verfahren zum Herstellen desselben
EP0491978A1 (de) Zylinderblock für eine Brennkraftmaschine
JPS57146463A (en) Manufacture of stave cooler
JPS57131532A (en) Multiple hole cylinder for plastic extrusion-molding machine
JPS57203766A (en) Slender and thick steel pipe having hardened layer on its circumferential wall surface, and its manufacture
JPS57130750A (en) Roll for continuous casting
DE69706317T2 (de) Verfahren zum beschichten von bauteilen einer stranggiessanlage
JPS55153659A (en) Composite sleeve roll for h-beam steel polling
JPS56152945A (en) Wear-resistant roll for hot rolling
DE2350150A1 (de) Gleitstueck
DE3905829C1 (en) Shaped parts of metallic materials having a transition metal carbonitride protective layer doped with oxygen and/or sulphur, process for their production and use
DE3816348A1 (de) Verfahren zur herstellung von metall-verbundgusswerkstuecken
JPS5558396A (en) Copper plated steel plate excelling in lubricity
US3254381A (en) Method of manufacturing composite metallic rolls
KR0156301B1 (ko) 고강도 재질층을 갖는 롤
JPS56142888A (en) Machine parts with excellent corrosion resistance
JPS55164059A (en) High grade tool steel for hot working
DE2355519A1 (de) Verfahren zur herstellung einer bratpfanne oder dergleichen mit geschichtetem boden und vorrichtung zur durchfuehrung des verfahrens
DE102018203019A1 (de) Blaslanzenkopf mit Kantenverschleißschutz der Düsenaustrittsöffnungen
DE2852641A1 (de) Kolbenring, insbesondere fuer grosskolbenmotoren
JPS57177855A (en) Mold for continuous casting of iron and steel