JP6266636B2 - アトマイズ金属粉末の製造方法 - Google Patents
アトマイズ金属粉末の製造方法 Download PDFInfo
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- JP6266636B2 JP6266636B2 JP2015539900A JP2015539900A JP6266636B2 JP 6266636 B2 JP6266636 B2 JP 6266636B2 JP 2015539900 A JP2015539900 A JP 2015539900A JP 2015539900 A JP2015539900 A JP 2015539900A JP 6266636 B2 JP6266636 B2 JP 6266636B2
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- 239000002184 metal Substances 0.000 title claims description 203
- 229910052751 metal Inorganic materials 0.000 title claims description 203
- 239000000843 powder Substances 0.000 title claims description 142
- 238000004519 manufacturing process Methods 0.000 title claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 89
- 238000002347 injection Methods 0.000 claims description 33
- 239000007924 injection Substances 0.000 claims description 33
- 239000012530 fluid Substances 0.000 claims description 18
- 239000007921 spray Substances 0.000 claims description 18
- 229910045601 alloy Inorganic materials 0.000 claims description 16
- 239000000956 alloy Substances 0.000 claims description 16
- 239000011261 inert gas Substances 0.000 claims description 14
- 239000005300 metallic glass Substances 0.000 claims description 13
- 238000005280 amorphization Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 229910000521 B alloy Inorganic materials 0.000 claims description 6
- 229910008423 Si—B Inorganic materials 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 83
- 239000000498 cooling water Substances 0.000 description 45
- 238000009835 boiling Methods 0.000 description 33
- 238000000034 method Methods 0.000 description 27
- 239000007789 gas Substances 0.000 description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 24
- 238000002425 crystallisation Methods 0.000 description 18
- 230000008025 crystallization Effects 0.000 description 15
- 238000009689 gas atomisation Methods 0.000 description 11
- 230000008018 melting Effects 0.000 description 11
- 238000002844 melting Methods 0.000 description 11
- 239000003507 refrigerant Substances 0.000 description 11
- 239000000110 cooling liquid Substances 0.000 description 10
- 239000012535 impurity Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- 239000010419 fine particle Substances 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 238000009692 water atomization Methods 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 6
- 239000002923 metal particle Substances 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- 230000007704 transition Effects 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 5
- 239000012255 powdered metal Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 4
- 239000002826 coolant Substances 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 239000012768 molten material Substances 0.000 description 3
- 230000006911 nucleation Effects 0.000 description 3
- 238000010899 nucleation Methods 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- -1 ferrous metals Chemical class 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000013538 functional additive Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910021652 non-ferrous alloy Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/002—Making metallic powder or suspensions thereof amorphous or microcrystalline
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/02—Amorphous alloys with iron as the major constituent
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- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0824—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid with a specific atomising fluid
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0824—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid with a specific atomising fluid
- B22F2009/0828—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid with a specific atomising fluid with water
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0848—Melting process before atomisation
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- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/086—Cooling after atomisation
- B22F2009/0872—Cooling after atomisation by water
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- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0888—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid casting construction of the melt process, apparatus, intermediate reservoir, e.g. tundish, devices for temperature control
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- 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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/35—Iron
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- 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
- B22F2998/10—Processes characterised by the sequence of their steps
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- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Description
(1)溶融金属流に、流体を噴射し、該溶融金属流を分断して金属粉末とし、該金属粉末を冷却するアトマイズ金属粉末の製造方法であって、前記流体を、液温:10℃以下、噴射圧:5MPa以上の噴射水として前記溶融金属流の分断および前記金属粉末の冷却を行うことを特徴とするアトマイズ金属粉末の製造方法。
(2)溶融金属流に、流体を噴射し、該溶融金属流を分断して金属粉末とし、該金属粉末を冷却するアトマイズ金属粉末の製造方法であって、前記流体を不活性ガスとして前記溶融金属流の分断を行い、前記金属粉末の冷却を、液温:10℃以下、噴射圧:5MPa以上の噴射水を用いて行うことを特徴とするアトマイズ金属粉末の製造方法。
(3)(2)において、前記噴射水の噴射を、前記金属粉末の温度が1000℃以下となった後に、行うことを特徴とするアトマイズ金属粉末の製造方法。
(4)(1)ないし(3)のいずれかにおいて、前記溶融金属流が、Fe−B系合金、あるいはFe−Si−B系合金からなり、前記アトマイズ金属粉末が非晶質金属粉末であることを特徴とするアトマイズ金属粉末の製造方法。
図2に示す水アトマイズ金属粉製造装置を用いて金属粉末を製造した。
(実施例2)
図3に示すガスアトマイズ金属粉製造装置を用いて金属粉末を製造した。
(実施例3)
図3に示すガスアトマイズ金属粉製造装置を用いて金属粉末を製造した。
2 溶解炉
3 タンディッシュ
4 溶湯ガイドノズル
5 ノズルヘッダー
6 ノズル(水噴射ノズル)
7 流体(噴射水)
8 溶融金属流
8a 金属粉末
9 チャンバー
10 ホッパー
11 不活性ガスバルブ
12 オーバーフローバルブ
13 金属粉回収バルブ
14 水アトマイズ金属粉製造装置
15 冷却水タンク
16 チラー(低温冷却水製造装置)
17 高圧ポンプ
18 冷却水配管
19 ガスアトマイズ金属粉製造装置
21 ノズルヘッダー(ガスノズルヘッダー)
22 ガスノズル
24 ヘッダーバルブ
25 冷却水噴射ノズル
25a 噴射水
26 冷却水用バルブ
27 ガスアトマイズ用ガスボンベ
28 高圧ガス配管
Claims (3)
- 溶融金属流に、流体を噴射し、該溶融金属流を分断して金属粉末とし、該金属粉末を冷却し、非晶質化率が90%以上であるFeが79at%以上のアトマイズ金属粉末の製造方法であって、前記溶融金属流が、Fe−B系合金、あるいはFe−Si−B系合金からなり、前記アトマイズ金属粉末が非晶質金属粉末であり、前記流体を、液温:10℃以下、噴射圧:5MPa以上の噴射水として、前記溶融金属流の分断および前記金属粉末の冷却を行うことを特徴とするアトマイズ金属粉末の製造方法。
- 溶融金属流に、流体を噴射し、該溶融金属流を分断して金属粉末とし、該金属粉末を冷却し、非晶質化率が90%以上であるFeが79at%以上のアトマイズ金属粉末の製造方法であって、前記溶融金属流が、Fe−B系合金、あるいはFe−Si−B系合金からなり、前記アトマイズ金属粉末が非晶質金属粉末であり、前記流体を不活性ガスとして前記溶融金属流の分断を行い、前記金属粉末の冷却を、液温:10℃以下、噴射圧:5MPa以上の噴射水を用いて行うことを特徴とするアトマイズ金属粉末の製造方法。
- 前記噴射水の噴射を、前記金属粉末の温度が1000℃以下となった後に、行うことを特徴とする請求項2に記載のアトマイズ金属粉末の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014072786 | 2014-03-31 | ||
JP2014072786 | 2014-03-31 | ||
PCT/JP2015/001407 WO2015151420A1 (ja) | 2014-03-31 | 2015-03-13 | アトマイズ金属粉末の製造方法 |
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JP2017015386A Division JP2017122278A (ja) | 2014-03-31 | 2017-01-31 | アトマイズ金属粉末の製造方法 |
Publications (2)
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JPWO2015151420A1 JPWO2015151420A1 (ja) | 2017-04-13 |
JP6266636B2 true JP6266636B2 (ja) | 2018-01-24 |
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JP2015539900A Active JP6266636B2 (ja) | 2014-03-31 | 2015-03-13 | アトマイズ金属粉末の製造方法 |
JP2017015386A Withdrawn JP2017122278A (ja) | 2014-03-31 | 2017-01-31 | アトマイズ金属粉末の製造方法 |
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Country Status (6)
Country | Link |
---|---|
US (1) | US10293407B2 (ja) |
JP (2) | JP6266636B2 (ja) |
KR (2) | KR102303461B1 (ja) |
CN (1) | CN106132599B (ja) |
SE (1) | SE542606C2 (ja) |
WO (1) | WO2015151420A1 (ja) |
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KR102020548B1 (ko) * | 2015-03-30 | 2019-09-10 | 제이에프이 스틸 가부시키가이샤 | 물 애토마이즈 금속 분말의 제조 방법 |
KR102421026B1 (ko) * | 2016-08-24 | 2022-07-14 | 5엔 플러스 아이엔씨. | 저융점 금속 또는 합금 분말 미립화 제조 공정 |
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JP6323604B1 (ja) * | 2017-08-08 | 2018-05-16 | Tdk株式会社 | 金属粉末製造装置と金属粉末の製造方法 |
CA3084963C (en) * | 2017-12-07 | 2022-05-03 | Jfe Steel Corporation | Method for manufacturing atomized metal powder |
EP3752304B1 (en) * | 2018-02-15 | 2023-10-18 | 5n Plus Inc. | High melting point metal or alloy powders atomization manufacturing processes |
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JP2020105593A (ja) * | 2018-12-27 | 2020-07-09 | Jfeスチール株式会社 | アトマイズ金属粉末の製造方法 |
JP6996010B2 (ja) * | 2019-02-08 | 2022-01-17 | 三菱パワー株式会社 | 金属粉末製造装置、そのるつぼ器及び溶湯ノズル |
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CN109692966B (zh) * | 2019-03-08 | 2021-11-16 | 石家庄京元粉末材料有限责任公司 | 一种金属粉末加工工艺及雾化喷盘 |
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