EP3553199A1 - Verfahren zur herstellung eines magnesium-zink-yttrium-quasikristall und borcarbid-gemischten verstärkten magnesium-basierten kompositmaterials - Google Patents

Verfahren zur herstellung eines magnesium-zink-yttrium-quasikristall und borcarbid-gemischten verstärkten magnesium-basierten kompositmaterials Download PDF

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Publication number
EP3553199A1
EP3553199A1 EP19153314.0A EP19153314A EP3553199A1 EP 3553199 A1 EP3553199 A1 EP 3553199A1 EP 19153314 A EP19153314 A EP 19153314A EP 3553199 A1 EP3553199 A1 EP 3553199A1
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EP
European Patent Office
Prior art keywords
magnesium
furnace
zinc
frequency induction
vacuum
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EP19153314.0A
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English (en)
French (fr)
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EP3553199B1 (de
Inventor
Yuhong Zhao
Jinzhong Tian
Hua HOU
Zhiqin Wen
Liwen Chen
Huijun GUO
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North University of China
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North University of China
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/10—Alloys containing non-metals
    • C22C1/1036—Alloys containing non-metals starting from a melt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
    • C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C3/00—Selection of compositions for coating the surfaces of moulds, cores, or patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D18/00—Pressure casting; Vacuum casting
    • B22D18/02—Pressure casting making use of mechanical pressure devices, e.g. cast-forging
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/10—Alloys containing non-metals
    • C22C1/1036—Alloys containing non-metals starting from a melt
    • C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/10—Alloys containing non-metals
    • C22C1/1036—Alloys containing non-metals starting from a melt
    • C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
    • C22C1/1052—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites by mixing and casting metal matrix composites with reaction
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/10—Alloys containing non-metals
    • C22C1/1036—Alloys containing non-metals starting from a melt
    • C22C1/1073—Infiltration or casting under mechanical pressure, e.g. squeeze casting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C23/00—Alloys based on magnesium
    • C22C23/04—Alloys based on magnesium with zinc or cadmium as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
    • C22C32/0052—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides
    • C22C32/0057—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides based on B4C
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
    • C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/06—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of magnesium or alloys based thereon

Definitions

  • the present invention relates to a method of preparing magnesium-zinc-yttrium quasicrystal and boron carbide mixed enforced Mg-based composite materials, which belong to the technical area of preparing and applying the non-ferrous metal materials.
  • the magnesium alloy materials have widely applied in the automobile and aerospace area for it they are characterized in low density, high specific strength, excellent shock resistance, strong electromagnetic shielding capability and easy processing. However, the application of magnesium alloy in the industrial area is restricted for its low hardness, low anti-tensile strength and poor corrosion resistance.
  • the quascicrystal has high hardness, high elastic modules, low expansion coefficient and excellent corrosion resistance, it is extremely suitable to be used as the enhance phase of the magnesium alloy and can efficiently improve the mechanical property of the magnesium alloy.
  • the boron carbide particles are of great application potential for they have low density, excellent chemical stability, abrasive resistance and can be evenly distributed in the magnesium substrate with a stable interface.
  • mixed particles reinforced Mg-based composite materials are still in the research phase and the process technology needs to be improved.
  • the present invention is done based on the situations introduced by the background art and aims at improving the mechanical property of the magnesium alloy by adopting the magnesium alloy as the substrate, the endogenous magnesium-zinc-yttrium quasicrystal and boron carbide as the reinforced phase, via smelting in the vacuum medium frequency induction melting furnace and then squeezing casting to prepare magnesium-zinc-yttrium quasicrystal and boron carbide mixed reinforced Mg-based composite materials.
  • Chemical materials used in the present invention are: magnesium, zinc, magnesium yttrium interalloy, boron carbide, zinc oxide, talcum powder, water glass, deionized water, aluminum foil, absolute alcohol, argon, their amounts used in the composition are: (measured in gram, milliliter and centimeter 3 ): magnesium Mg 4127g ⁇ 0.1g Zinc Zn 784g ⁇ 0.1g magnesium yttrium interalloy Mg 89 Y 11 571g ⁇ 0.1g boron carbide B 4 C 300g ⁇ 0.1g zinc oxide ZnO 80g ⁇ 1g talcum powder Mg 3 [Si 4 O 10 ](OH) 2 50g ⁇ 1g water glass Na 2 SiO 3 ⁇ 9H 2 O 25g ⁇ 1g deionized water H 2 O 1000mL ⁇ 50mL aluminum foil Al 300mm ⁇ 0.5mm ⁇ 300mm absolute alcohol C 2 H 5 OH 3500mL ⁇ 50mL argon Ar 800000cm 3 ⁇ 100 cm 3 the preparation method comprises:
  • magnesium-zinc-yttrium quasicrystal and boron carbide mixed reinforced Mg-based composite materials are prepared by adopting the magnesium alloy as the substrate, the endogenous magnesium-zinc-yttrium quasicrystal and boron carbide as the reinforced phase, via smelting in the vacuum medium frequency induction melting furnace, protection of bottom blowing argon, mechanical stirring, squeeze casting and heat-treatment.
  • the preparation method has advanced process and strict procedures, wherein the data is accurate and detailed, and the prepared Mg-based composite materials have 315MPa tensile strength, 7% elongation, 108Hv hardness, making it an advanced preparation method of mixed reinforced Mg-based composite materials.
  • Figure 1 shows the smelting state diagram of the Mg-based composite materials, wherein the location and connection relationship of each part should be correct and the ratio is conducted according to the amount and the process should be conducted according to the sequence.
  • the amount of the chemical materials used in the preparation of smelting is determined by the pre-configured scope, and they are measured in gram, milliliter and centimeter 3 .
  • the smelting of Mg-based composite materials is conducted in the vacuum medium frequency induction melting furnace, and finished by the process of mediate frequency induction heating, bottom blowing argon and mechanical stirring.
  • the vacuum medium frequency induction melting furnace is a vertical one.
  • the bottom of the vacuum medium frequency induction melting furnace 1 is a furnace base 2, and the inside of the vacuum medium frequency induction melting furnace 1 is a furnace chamber 3; a worktable 6 is configured in the bottom of the furnace chamber 3 and a graphite melting crucible 7 is put on the worktable 6.
  • the outside of the graphite melting crucible 7 is surrounded by the medium frequency induction heater 8 and the inside of the graphite melting crucible 7 is the alloy melt 9; an outlet pipe 4 is configured on the top right of the vacuum medium frequency induction melting furnace 1 and it is controlled by the outlet valve 5; the argon bottle 15 is configured on the top left of the vacuum medium frequency induction melting furnace 1 and an argon pipe 16 and an argon valve 17 are configured on the argon bottle 15.
  • the argon pipe 16 is connected to the bottom blow motor 11.
  • the bottom blow motor 11 is connected to the bottom blow pipe 12.
  • the bottom blow pipe 12 communicates to the graphite melting crucible 7 through the furnace base 2 and worktable 6 and bottom blows the alloy melt 9;
  • a vacuum pump 13 is configured in the bottom right of the furnace base 2 and communicates to the furnace chamber 3 through a vacuum pipe 14;
  • a feed pipe 27, a feed valve 28 and a mechanical agitator 29 are configured on the top of the vacuum medium frequency induction melting furnace 1 and the feed pipe 27 and the mechanical agitator 29 extends to the graphite melt crucible 7 through the furnace top base.
  • a electric cabinet 18 is configured on the right of the vacuum medium frequency induction melting furnace 1 and a display screen 19, an indicator light 20, a power switch 21, a medium frequency induction heating controller 22, a bottom blow motor controller 23 and a vacuum pump controller 24 are configured on the electric cabinet 18; the electric cabinet 18 is connected to the medium frequency induction heater 8 through a first cable 25; The electric cabinet 18 is connected to the bottom blow motor 11 and a vacuum pump 13 through the second cable 26; the furnace cavity 3 is filled with argon 10.
  • FIG. 2 it shows the metallographic structure diagram of Mg-based composite materials, wherein there are no defects such as inclusion and air holes in the metallographic structure diagram and the quascicrystal phase Mg 3 Zn 6 Y and boron carbide particles can be evenly distributed in particles.
  • FIG. 3 shows the fracture topography of Mg-based composite materials, wherein massive small dimples exist in the fracture topography and it demonstrates that it has excellent plasticity.
  • FIG. 4 it shows X-ray diffraction intensity spectrum of Mg-based composite materials.
  • the ordinate is diffraction intensity index and the abscissa is the diffraction angle 2 ⁇ . It can be seen that mainly ⁇ -Mg substrate magnesium phase, Mg 3 Zn 6 Y quascicrystal phase and B 4 C reinforced phase exist in Mg-based composite materials.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Composite Materials (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
EP19153314.0A 2018-04-13 2019-01-23 Verfahren zur herstellung eines magnesium-zink-yttrium-quasikristall und borcarbid-gemischten verstärkten magnesium-basierten kompositmaterials Active EP3553199B1 (de)

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CN201810328616.XA CN108467962B (zh) 2018-04-13 2018-04-13 一种镁锌钇准晶和碳化硼混合增强型镁基复合材料的制备方法

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Cited By (8)

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CN109371273A (zh) * 2018-12-18 2019-02-22 中北大学 一种石墨烯增强镁基复合材料的压铸制备方法
CN113798494A (zh) * 2021-08-12 2021-12-17 山东科技大学 一种TiB2颗粒增强镁基复合材料及其制备方法
CN114540651A (zh) * 2022-01-25 2022-05-27 北京工业大学 一种具有原位双界面结构的石墨烯增强镁基复合材料及其制备方法
CN114988423A (zh) * 2022-06-27 2022-09-02 昆明理工大学 一种微波加热和超声辅助酸浸除镁提纯无定形硼粉的方法
CN115449657A (zh) * 2022-09-29 2022-12-09 昆明冶金研究院有限公司 一种有效控制TiB2颗粒尺寸和分布范围的铝钛硼合金制备方法
CN115465865A (zh) * 2022-08-11 2022-12-13 商南中剑实业有限责任公司 一种同步去除工业硅中硼杂质和磷杂质的装置及其方法
CN117161357A (zh) * 2023-11-01 2023-12-05 天津清研特锻技术有限公司 一种压凝液锻连续挤压成型系统及其成型工艺
CN117961006A (zh) * 2024-04-01 2024-05-03 山东理工大学 埋管内流动气固两相流的冷却壁铸造成型系统及铸造工艺

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109371273A (zh) * 2018-12-18 2019-02-22 中北大学 一种石墨烯增强镁基复合材料的压铸制备方法
CN109371273B (zh) * 2018-12-18 2020-10-09 中北大学 一种石墨烯增强镁基复合材料的压铸制备方法
CN113798494A (zh) * 2021-08-12 2021-12-17 山东科技大学 一种TiB2颗粒增强镁基复合材料及其制备方法
CN114540651A (zh) * 2022-01-25 2022-05-27 北京工业大学 一种具有原位双界面结构的石墨烯增强镁基复合材料及其制备方法
CN114540651B (zh) * 2022-01-25 2022-11-22 北京工业大学 一种具有原位双界面结构的石墨烯增强镁基复合材料及其制备方法
CN114988423A (zh) * 2022-06-27 2022-09-02 昆明理工大学 一种微波加热和超声辅助酸浸除镁提纯无定形硼粉的方法
CN115465865A (zh) * 2022-08-11 2022-12-13 商南中剑实业有限责任公司 一种同步去除工业硅中硼杂质和磷杂质的装置及其方法
CN115449657A (zh) * 2022-09-29 2022-12-09 昆明冶金研究院有限公司 一种有效控制TiB2颗粒尺寸和分布范围的铝钛硼合金制备方法
CN117161357A (zh) * 2023-11-01 2023-12-05 天津清研特锻技术有限公司 一种压凝液锻连续挤压成型系统及其成型工艺
CN117161357B (zh) * 2023-11-01 2024-03-08 天津清研特锻技术有限公司 一种压凝液锻连续挤压成型系统及其成型工艺
CN117961006A (zh) * 2024-04-01 2024-05-03 山东理工大学 埋管内流动气固两相流的冷却壁铸造成型系统及铸造工艺
CN117961006B (zh) * 2024-04-01 2024-05-28 山东理工大学 埋管内流动气固两相流的冷却壁铸造成型系统及铸造工艺

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CN108467962A (zh) 2018-08-31
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