FR2140444A1 - Extrusion dies - mechanical characteristics give increased wear in the throat area - Google Patents

Extrusion dies - mechanical characteristics give increased wear in the throat area

Info

Publication number
FR2140444A1
FR2140444A1 FR7220113A FR7220113A FR2140444A1 FR 2140444 A1 FR2140444 A1 FR 2140444A1 FR 7220113 A FR7220113 A FR 7220113A FR 7220113 A FR7220113 A FR 7220113A FR 2140444 A1 FR2140444 A1 FR 2140444A1
Authority
FR
France
Prior art keywords
extrusion dies
mechanical characteristics
increased wear
throat area
give increased
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.)
Withdrawn
Application number
FR7220113A
Other languages
French (fr)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of FR2140444A1 publication Critical patent/FR2140444A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/007—Hydrostatic extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/02—Dies
    • B21C25/025—Selection of materials therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/10—Making tools by operations not covered by a single other subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

Extrusion dies are produced with a tenacity gradient which increases towards the die inlet, and a hardness gradient which increases towards the throat of the die. Esp. the dies are formed of a number of transverse, preF. sintered elements with different tenacity and hardness values.
FR7220113A 1971-06-07 1972-06-05 Extrusion dies - mechanical characteristics give increased wear in the throat area Withdrawn FR2140444A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15049671A 1971-06-07 1971-06-07

Publications (1)

Publication Number Publication Date
FR2140444A1 true FR2140444A1 (en) 1973-01-19

Family

ID=22534808

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7220113A Withdrawn FR2140444A1 (en) 1971-06-07 1972-06-05 Extrusion dies - mechanical characteristics give increased wear in the throat area

Country Status (8)

Country Link
BE (1) BE784447A (en)
CA (1) CA955082A (en)
CH (1) CH542005A (en)
DE (1) DE2225012A1 (en)
ES (1) ES403818A1 (en)
FR (1) FR2140444A1 (en)
IT (1) IT959058B (en)
NL (1) NL7207434A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012013778B4 (en) * 2012-07-11 2023-08-24 Volkswagen Aktiengesellschaft Forming tool made of a steel material with different material properties in some areas for the massive forming of a metal material and method for producing such a forming tool

Also Published As

Publication number Publication date
NL7207434A (en) 1972-12-11
ES403818A1 (en) 1975-05-01
CH542005A (en) 1973-09-30
CA955082A (en) 1974-09-24
IT959058B (en) 1973-11-10
DE2225012A1 (en) 1972-12-28
BE784447A (en) 1972-10-02

Similar Documents

Publication Publication Date Title
IL36279A (en) Molding cores,their production and their use
PH9968A (en) Plastic and non-metallic shaping or treating process
IL36755A0 (en) Mold assembly for cocoon casting,its manufacture and castings made therewith
CA953168A (en) Geometric elongation in metallic filaments
CS182759B2 (en) Method of making the thin elements with embossing applicable e.g. in making of footwear or fancy leather articles
AU3549971A (en) Multistage pump and manufacturing method
ZA721095B (en) Valve for pumps,compressors or the like
FR2140444A1 (en) Extrusion dies - mechanical characteristics give increased wear in the throat area
NL155908B (en) PROCESS FOR THE MANUFACTURE OF A FAÇADE PANEL, AND FAÇADE PANEL MANUFACTURED IN ACCORDANCE WITH THIS METHOD.
NL144782B (en) PROCESS OF MANUFACTURE OF A REELABLE GOLF PIPE AND REELABLE GOLF PIPE, MANUFACTURED IN ACCORDANCE WITH THAT PROCESS.
GB1362584A (en) Gate valve
KR780000119B1 (en) New 2.6-diamino-dihydropyridines, their production, and their medicinal use
ZA71559B (en) Thread-rolling method,thread-rolling dies,and method of manufacturing the dies
IL40122A (en) 3-dimethylamino(or methylamino)-1,2,3,4-tetrahydrocarbazoles and their production
CA973178A (en) 1-alkenyl-9,10-anthraquinones and their production
IL37245A0 (en) Polyalkylene glycol vinyl phosphates,their production and their use
FR2101101A1 (en) Cold stamping tool cores - formed of tungsten carbide elements
Swanson CONRAD BERGENDOFF: THE MAKING OF AN ECUMENIST--A STUDY IN CONFESSIONALISM AND ECUMENISM IN EARLY TWENTIETH CENTURY AMERICAN LUTHERANISM
Smallwood Philonis Alexandrini
ZA723180B (en) Improvement in manufacture of thin,continuous steel wires
IL43436A0 (en) 11,12-secoprostaglandins and their manufacture
AU452677B2 (en) Thread-rolling method, thread-rolling dies, and method of manufacturing the dies
SU438160A3 (en) Die casting machine, mainly gas back pressure
CA957365A (en) 2-alkoxy-(resp. 2-alkylmercapto)-5-phenyl-4h-3,5-dihydro-1,5-benzodiazepine-4-ones and processes for production thereof
Goldshtein Conchoidal Fracture in Constructional Ordinary and High Purity Steels

Legal Events

Date Code Title Description
ST Notification of lapse