DE298151T1 - COMPOSITE BODY WITH HIGH TOUGHNESS. - Google Patents

COMPOSITE BODY WITH HIGH TOUGHNESS.

Info

Publication number
DE298151T1
DE298151T1 DE198787114249T DE87114249T DE298151T1 DE 298151 T1 DE298151 T1 DE 298151T1 DE 198787114249 T DE198787114249 T DE 198787114249T DE 87114249 T DE87114249 T DE 87114249T DE 298151 T1 DE298151 T1 DE 298151T1
Authority
DE
Germany
Prior art keywords
composite material
phase
material according
protective coating
matrix
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.)
Pending
Application number
DE198787114249T
Other languages
German (de)
Inventor
Christian Ch-1260 Nyon Bonjour
Denis Ch-1297 Founex Gonseth
Original Assignee
Stellram S.A., Nyon, Vaud
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 Stellram S.A., Nyon, Vaud filed Critical Stellram S.A., Nyon, Vaud
Publication of DE298151T1 publication Critical patent/DE298151T1/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C47/00Making alloys containing metallic or non-metallic fibres or filaments
    • C22C47/02Pretreatment of the fibres or filaments
    • C22C47/025Aligning or orienting the fibres
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C47/00Making alloys containing metallic or non-metallic fibres or filaments
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C47/00Making alloys containing metallic or non-metallic fibres or filaments
    • C22C47/14Making alloys containing metallic or non-metallic fibres or filaments by powder metallurgy, i.e. by processing mixtures of metal powder and fibres or filaments
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C49/00Alloys containing metallic or non-metallic fibres or filaments
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C49/00Alloys containing metallic or non-metallic fibres or filaments
    • C22C49/02Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
    • C22C49/08Iron group metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Products (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Powder Metallurgy (AREA)

Claims (4)

02881510288151 Karbonitriden und Oxiden der Übergangsmetalle gewählt sind.Carbonitrides and oxides of transition metals are selected. 5. Verbundmaterial nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, 5. Composite material according to one of claims 1 to 4, characterized in daß die Dicke des Schutzüberzugs etwa 1/10 des Durchmessers der beschichteten Fasern entspricht.that the thickness of the protective coating corresponds to approximately 1/10 of the diameter of the coated fibres. 6. Verbundmaterial nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, 6. Composite material according to one of claims 1 to 5, characterized in daß die Matrix aus Eisen, Nickel, Kobalt, einer Legierung derselben, ggf. mit einem Ubergangsmetallkarbid, besteht.that the matrix consists of iron, nickel, cobalt, an alloy thereof, possibly with a transition metal carbide. 7. Verbundmaterial nach dem Anspruch 1 oder dem Anspruch 6,7. Composite material according to claim 1 or claim 6, dadurch gekennzeichnet,characterized, daß die Bindemittelphase 5 bis 20 Gew.% Zusatzelemente enthält, die beispielsweise unter den Metallen der Platingruppe, dem Rhenium und den Übergangsmetallkarbiden gewählt sind.that the binder phase contains 5 to 20 wt.% of additional elements, which are selected, for example, from the metals of the platinum group, rhenium and transition metal carbides. 8. Verfahren zur Herstellung eines Verbundmaterials nach einem der Ansprüche 1 bis 7,8. A process for producing a composite material according to any one of claims 1 to 7, dadurch gekennzeichnet,characterized, daß man die Fasern.der faserförmigen Phase mit einem Schutzüberzug beschichtet, daß man die Bindemittelphase in Pulverform und die faserförmige Phase mischt, daß man das Gemisch in flüssigem Medium homogenisiert, daß man das Material in Form bringt und es dann einem Sintern unterwirft.that the fibres of the fibrous phase are coated with a protective coating, that the binder phase in powder form and the fibrous phase are mixed, that the mixture is homogenised in a liquid medium, that the material is shaped and then subjected to sintering. 02S815102S8151 9. Verfahren nach dem Anspruch 8, dadurch gekennzeichnet, daß das Material beim Sintern isostatisch gepreßt wird.9. Process according to claim 8, characterized in that the material is isostatically pressed during sintering. 10. Verfahren nach dem Anspruch 8, dadurch gekennzeichnet, daß man ein erneutes Heißpressen nach dem Sintern vornimmt.10. Process according to claim 8, characterized in that a further hot pressing is carried out after sintering. 11. Verfahren nach einem der Ansprüche 8 bis 10, dadurch gekennzeichnet, daß die Formgebung unter solchen Bedingungen durchgeführt wird, daß die Fasern einachsig in der Matrix ausgerichtet werden.11. Process according to one of claims 8 to 10, characterized in that the shaping is carried out under conditions such that the fibers are uniaxially aligned in the matrix. 12. Verfahren nach einem der·Ansprüche 8 bis 10, dadurch gekennzeichnet, daß die Fasern in Schichtform, die vorab mit dem Schutzüberzug beschichtet wurden, mit einem Schlamm imprägniert werden, der die anderen Bestandteile des Verbundmaterials enthält, und das Material dann in Form gebracht und gesintert sowie ,ggf. erneut gepreßt wird.12. Process according to one of claims 8 to 10, characterized in that the fibers in layer form, which have been previously coated with the protective coating, are impregnated with a slurry containing the other components of the composite material, and the material is then shaped and sintered and, if necessary, pressed again. Ergänzungsblatt zur DE-EP 02 98 151Supplementary sheet to DE-EP 02 98 151 Veröffentlichungstag der Patentansprüche in deutscher Übersetzung: 11. Mai 1989Publication date of the patent claims in German translation: 11 May 1989 Veröffentlichungstag der Internationalen Anmeldung in deutscher Übersetzung: 11. Mai 1989Publication date of the international application in German translation: 11 May 1989 Int. CL: C 22 C 1/09Int. CL: C 22 C 1/09 56-41.89ODeEP-TMy.56-41.89ODeEP-TMy. PatentansprüchePatent claims 1. Verbundmaterial mit einer Bindemittelphase, die aus einer metallischen oder keramisch-metallischen Matrix besteht, und einer faserförmigen Phase, die gleichmäßig in der Matrix veteilt ist,1. Composite material with a binder phase consisting of a metallic or ceramic-metallic matrix and a fibrous phase evenly distributed in the matrix, dadurch gekennzeichnet, daß diese phaserförmige Phase aus keramischen Fasern besteht, die gesondert oder in Schichtform vorliegen und mit einem dünnen Schutzüberzug aus einem Material bedeckt sind, das aus der Gruppe von Kohlenstoff, Bor und den Karbiden, Nitriden, Boriden, Karbonitriden und Oxiden der Übergangsmetalle gewählt ist. characterized in that said phase-shaped phase consists of ceramic fibers which are present separately or in layer form and are covered with a thin protective coating of a material selected from the group consisting of carbon, boron and the carbides, nitrides, borides, carbonitrides and oxides of the transition metals. 2. Verbundmaterial nach dem Anspruch 1, dadurch gekennzeichnet, 2. Composite material according to claim 1, characterized in daß die keramischen Fasern einen Durchmesser von 0,5 bis 5 &mgr;&pgr;&igr; und eine Länge von 0,01 bis 10 mm haben.that the ceramic fibers have a diameter of 0.5 to 5 μιλ and a length of 0.01 to 10 mm. 3. Verbundmaterial nach dem Anspruch 1 oder dem Anspruch 2,3. Composite material according to claim 1 or claim 2, dadurch gekennzeichnet,characterized, daß die faserförmige Phase 5 bis 40 Vol.% des Verbundmaterials, vorzugsweise 15 bis 25 Vol.% darstellt.that the fibrous phase represents 5 to 40 vol.% of the composite material, preferably 15 to 25 vol.%. 4. Verbundmaterial nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, 4. Composite material according to one of claims 1 to 3, characterized in daß die keramischen Fasern aus der Gruppe von Kohlenstoff, Bor, Wolfram, den Karbiden, Nitriden, Boriden,that the ceramic fibres are selected from the group of carbon, boron, tungsten, carbides, nitrides, borides,
DE198787114249T 1987-07-08 1987-09-30 COMPOSITE BODY WITH HIGH TOUGHNESS. Pending DE298151T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2599/87A CH672640A5 (en) 1987-07-08 1987-07-08

Publications (1)

Publication Number Publication Date
DE298151T1 true DE298151T1 (en) 1989-05-11

Family

ID=4237384

Family Applications (1)

Application Number Title Priority Date Filing Date
DE198787114249T Pending DE298151T1 (en) 1987-07-08 1987-09-30 COMPOSITE BODY WITH HIGH TOUGHNESS.

Country Status (5)

Country Link
EP (1) EP0298151A3 (en)
JP (1) JPS6431943A (en)
CH (1) CH672640A5 (en)
DE (1) DE298151T1 (en)
ES (1) ES2006432A4 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5227249A (en) * 1991-10-03 1993-07-13 Standard Oil Company Boride coatings for SiC reinforced Ti composites
AT409599B (en) * 1999-04-19 2002-09-25 Boehler Ybbstal Band Gmbh & Co Composite body used in the production of saw blades and saw bands for metal processing consists of two metallic parts having a different material composition and detachedly connected together
CN108517475A (en) * 2018-04-28 2018-09-11 陕西省机械研究院 A kind of preparation method of coal chemical industry slurry output alloy nozzle

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB954285A (en) * 1959-01-15 1964-04-02 Ti Group Services Ltd Reinforced refractory materials
US3432295A (en) * 1966-12-08 1969-03-11 Hittman Associates Inc Method for making oriented fiber or whisker composites
US3634132A (en) * 1968-08-19 1972-01-11 Lockheed Aircraft Corp Boron nitride coated boron filaments
US3549413A (en) * 1969-07-28 1970-12-22 Gen Technologies Corp Reinforcing filaments comprising coated tungsten wires
GB1472479A (en) * 1973-05-23 1977-05-04
CH647813A5 (en) * 1981-07-03 1985-02-15 Stellram Sa Article made of sintered metal-ceramic and process for its manufacture
US4612162A (en) * 1985-09-11 1986-09-16 Gte Products Corporation Method for producing a high density metal article

Also Published As

Publication number Publication date
ES2006432A4 (en) 1989-05-01
EP0298151A2 (en) 1989-01-11
JPS6431943A (en) 1989-02-02
CH672640A5 (en) 1989-12-15
EP0298151A3 (en) 1989-09-27

Similar Documents

Publication Publication Date Title
DE60110237T2 (en) METHOD FOR PRODUCING A DIAMOND-CONTAINING ABRASIVE PRODUCT
DE69400547T2 (en) Method of making an abrasive wheel
DE60114030T2 (en) METHOD FOR PRODUCING A CUBIC BORONITRIDE-CONTAINING GRINDING PRODUCT
DE69223476T2 (en) Cermets, their manufacture and use
DE69225312T2 (en) TOOL STEEL WITH HIGH RESISTANCE TO THERMAL FATIGUE
DE3205877C2 (en)
DE239520T1 (en) METHOD FOR PRODUCING SELF-SUPPORTING MOLDED BODIES AND PRODUCTS PRODUCED BY ITSELF.
DE69125033T2 (en) B4C / AL CERMETS AND PRODUCTION METHOD
DE2252797C3 (en) Lightweight, abrasion-resistant composite material of aluminum and a non-metallic inorganic material and process for its manufacture
DE3427673C2 (en)
DE19619500A1 (en) Metal-ceramic moldings and process for their production
DE2415035C3 (en) Process for the powder-metallurgical production of a sliding piece of high strength, in particular a crown seal for rotary piston machines
EP0448572A1 (en) Hard metal composite body and process for producing it.
DE69028598T2 (en) Sintered carbide cutting insert
DE3221629A1 (en) CERAMIC MATERIAL FOR CUTTING TOOLS AND METHOD FOR THE PRODUCTION THEREOF
DE298151T1 (en) COMPOSITE BODY WITH HIGH TOUGHNESS.
DE69204107T2 (en) Multi-layer grinding tool with diamonds.
DE3335414C2 (en) Process for the production of ceramic articles from titanium nitride and zirconium oxide
DE19752289C1 (en) Sintered hard metal article with a binder-enriched and/or cubic carbide-depleted surface zone
DE69023802T2 (en) Metal-based composite body and method for its production.
DE69218944T2 (en) BORCARBIDE COPPER CERMETS AND METHOD FOR THEIR PRODUCTION
DE3603191C2 (en)
DE68920726T2 (en) METHOD FOR FORMING A CERAMIC LAYER ON A METAL BODY.
DE3850522T2 (en) Metal-bonded carbonitride alloy with improved toughness.
DE19505912C1 (en) Process for the production of ceramic, metallic or ceramic-metallic shaped bodies and layers