JP2013213259A - 結合相をNiとした超微粒超硬合金およびそれを用いた工具 - Google Patents
結合相をNiとした超微粒超硬合金およびそれを用いた工具 Download PDFInfo
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- JP2013213259A JP2013213259A JP2012084271A JP2012084271A JP2013213259A JP 2013213259 A JP2013213259 A JP 2013213259A JP 2012084271 A JP2012084271 A JP 2012084271A JP 2012084271 A JP2012084271 A JP 2012084271A JP 2013213259 A JP2013213259 A JP 2013213259A
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- 239000011230 binding agent Substances 0.000 title claims abstract description 27
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 60
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 46
- 239000000956 alloy Substances 0.000 claims abstract description 46
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 42
- 239000002245 particle Substances 0.000 claims abstract description 31
- 238000001683 neutron diffraction Methods 0.000 claims abstract description 14
- 239000011521 glass Substances 0.000 claims abstract description 13
- 238000005260 corrosion Methods 0.000 claims abstract description 11
- 238000000465 moulding Methods 0.000 claims abstract description 10
- 230000007797 corrosion Effects 0.000 claims abstract description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 38
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 8
- 238000004220 aggregation Methods 0.000 claims description 3
- 230000002776 aggregation Effects 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 abstract description 31
- 239000002994 raw material Substances 0.000 abstract description 13
- 238000005299 abrasion Methods 0.000 abstract 3
- 239000000654 additive Substances 0.000 abstract 1
- 230000000996 additive effect Effects 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 62
- 238000005245 sintering Methods 0.000 description 26
- 229910000990 Ni alloy Inorganic materials 0.000 description 16
- 238000010298 pulverizing process Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 13
- 239000000203 mixture Substances 0.000 description 11
- 238000005452 bending Methods 0.000 description 9
- 230000003647 oxidation Effects 0.000 description 9
- 238000007254 oxidation reaction Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 239000006104 solid solution Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 239000011148 porous material Substances 0.000 description 7
- 238000000227 grinding Methods 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 4
- 150000001247 metal acetylides Chemical class 0.000 description 4
- 238000000879 optical micrograph Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000001238 wet grinding Methods 0.000 description 3
- 229910000531 Co alloy Inorganic materials 0.000 description 2
- -1 as already mentioned Substances 0.000 description 2
- 238000000498 ball milling Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 230000004584 weight gain Effects 0.000 description 2
- 235000019786 weight gain Nutrition 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910009043 WC-Co Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004931 aggregating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003966 growth inhibitor Substances 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/0048—Moulds for lenses
-
- 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
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
-
- 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
- C22C1/1084—Alloys containing non-metals by mechanical alloying (blending, milling)
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Powder Metallurgy (AREA)
Abstract
【解決手段】原料粉末に超微粒のWCを用い、Niの量、VおよびCrの添加量を調整することにより、合金組織中にVおよびCrを含む第3相を微細分散して晶出させるとともに、Niプールの寸法をWCの平均粒度以下とした、高鏡面性およびまたは高強度、高硬度、かつ高耐摩耗性の超微粒超硬合金とする。これを用いて、非球面ガラスレンズ成形用金型、中性子回折用の超高圧発生用容器、および非磁性の耐食耐摩耗工具等への応用範囲を拡大する。
【選択図】図4
Description
Claims (3)
- 炭化タングステン(WC)およびNiを主成分とする0.12mass%〜9mass%Niの超硬合金において、V添加量を、Niに対して5mass%以上100mass%以下、Cr添加量を、Niに対して11mass%以上300mass%以下とすることにより、V、Crを含む第3相を最大0.3μm以下の寸法で合金組織中に分散させ、硬さを2100〜2800HV10、Niプール(結合相のNiの凝集部分)の最大寸法を0.3μm以下とした、WC平均粒度が0.3μm以下の耐摩耗工具用WC基超微粒超硬合金。
- 炭化タングステン(WC)およびNiを主成分とする0.12mass%〜0.3mass%Niの超硬合金において、V添加量を、Niに対して30mass%以上100mass%以下、Cr添加量を、Niに対して130mass%以上300mass%以下とすることにより、V、Crを含む第3相を最大0.3μm以下の寸法で合金組織中に分散させ、硬さを2450〜2800HV10、Niプール(結合相のNiの凝集部分)の最大寸法を0.3μm以下とした、WC平均粒度が0.3μm以下の耐摩耗工具用WC基超微粒超硬合金を用いて作った、非球面ガラスレンズ成形用金型。
- 炭化タングステン(WC)およびNiを主成分とする3mass%〜9mass%Niの超硬合金において、V添加量を、Niに対して5mass%以上15mass%以下、Cr添加量を、Niに対して11mass%以上50mass%以下とすることにより、V、Crを含む第3相を最大0.3μm以下の寸法で合金組織中に分散させ、硬さを2100〜2700HV10、Niプール(結合相のNiの凝集部分)の最大寸法を0.3μm以下とした、WC平均粒度が0.3μm以下の耐摩耗工具用WC基超微粒超硬合金を用いて作った、中性子回折用の超高圧発生用容器、および非磁性の耐食耐摩耗工具。
Priority Applications (2)
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---|---|---|---|
JP2012084271A JP5085799B1 (ja) | 2012-04-02 | 2012-04-02 | 結合相をNiとした超微粒超硬合金およびそれを用いた工具 |
US13/657,242 US20130287625A1 (en) | 2012-04-02 | 2012-10-22 | ULTRA-FINE CEMENTED CARBIDE Ni BINDER PHASE AND TOOL USING THE SAME |
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JP2012084271A JP5085799B1 (ja) | 2012-04-02 | 2012-04-02 | 結合相をNiとした超微粒超硬合金およびそれを用いた工具 |
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JP5085799B1 JP5085799B1 (ja) | 2012-11-28 |
JP2013213259A true JP2013213259A (ja) | 2013-10-17 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022514459A (ja) * | 2018-12-13 | 2022-02-14 | シンク サージカル,インク. | ニッケル・マトリックスにおける微細粒状タングステンカーバイドから形成された外科用物品 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5606600B1 (ja) * | 2013-08-27 | 2014-10-15 | 冨士ダイス株式会社 | バインダーレス超微粒超硬合金またはそれを用いた工具 |
CN109487142A (zh) * | 2018-12-03 | 2019-03-19 | 株洲硬质合金集团有限公司 | 一种抗热裂混晶硬质合金及其制备方法 |
CN114318103A (zh) * | 2022-01-06 | 2022-04-12 | 温州宏丰合金有限公司 | 一种纳米晶硬质合金及其制备方法 |
EP4374996A1 (en) * | 2022-11-25 | 2024-05-29 | CERATIZIT Hard Material Solutions S.à r.l. | Cutting tool blank and cutting tool |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH08253836A (ja) * | 1995-03-14 | 1996-10-01 | Mitsubishi Materials Corp | すぐれた靭性を有する耐摩耗性炭化タングステン基超硬合金 |
JP2007191741A (ja) * | 2006-01-18 | 2007-08-02 | Hitachi Tool Engineering Ltd | Wc基超硬合金及びその製造方法 |
JP4924808B2 (ja) * | 2006-08-08 | 2012-04-25 | 冨士ダイス株式会社 | 超微粒超硬合金 |
JP2009024214A (ja) * | 2007-07-19 | 2009-02-05 | Tungaloy Corp | 超硬合金およびその製造方法 |
-
2012
- 2012-04-02 JP JP2012084271A patent/JP5085799B1/ja active Active
- 2012-10-22 US US13/657,242 patent/US20130287625A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022514459A (ja) * | 2018-12-13 | 2022-02-14 | シンク サージカル,インク. | ニッケル・マトリックスにおける微細粒状タングステンカーバイドから形成された外科用物品 |
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JP5085799B1 (ja) | 2012-11-28 |
US20130287625A1 (en) | 2013-10-31 |
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