JPH039161B2 - - Google Patents
Info
- Publication number
- JPH039161B2 JPH039161B2 JP60066127A JP6612785A JPH039161B2 JP H039161 B2 JPH039161 B2 JP H039161B2 JP 60066127 A JP60066127 A JP 60066127A JP 6612785 A JP6612785 A JP 6612785A JP H039161 B2 JPH039161 B2 JP H039161B2
- Authority
- JP
- Japan
- Prior art keywords
- iron powder
- powder
- particle size
- magnetic
- density
- 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.)
- Expired
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 58
- 239000000843 powder Substances 0.000 claims description 41
- 239000002245 particle Substances 0.000 claims description 27
- 239000000696 magnetic material Substances 0.000 claims description 11
- 229910000859 α-Fe Inorganic materials 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 4
- 239000011246 composite particle Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- 238000000137 annealing Methods 0.000 description 9
- 230000007423 decrease Effects 0.000 description 9
- 230000035699 permeability Effects 0.000 description 8
- 238000000465 moulding Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 5
- 238000011049 filling Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000007873 sieving Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000003921 particle size analysis Methods 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
- Soft Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60066127A JPS61223101A (ja) | 1985-03-28 | 1985-03-28 | 圧粉磁性体用アトマイズ鉄粉 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60066127A JPS61223101A (ja) | 1985-03-28 | 1985-03-28 | 圧粉磁性体用アトマイズ鉄粉 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61223101A JPS61223101A (ja) | 1986-10-03 |
| JPH039161B2 true JPH039161B2 (enrdf_load_stackoverflow) | 1991-02-07 |
Family
ID=13306894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60066127A Granted JPS61223101A (ja) | 1985-03-28 | 1985-03-28 | 圧粉磁性体用アトマイズ鉄粉 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61223101A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0689363B2 (ja) * | 1988-11-26 | 1994-11-09 | 株式会社神戸製鋼所 | 粉末治金用高強度合金鋼粉 |
| JP4507663B2 (ja) | 2004-03-30 | 2010-07-21 | 住友電気工業株式会社 | 軟磁性材料の製造方法、軟磁性粉末および圧粉磁心 |
| US20120048063A1 (en) * | 2007-01-30 | 2012-03-01 | Jfe Steel Corporation A Corporation Of Japan | High compressibility iron powder, and iron powder for dust core and dust core using the same |
-
1985
- 1985-03-28 JP JP60066127A patent/JPS61223101A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61223101A (ja) | 1986-10-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |