JPH0222121B2 - - Google Patents
Info
- Publication number
- JPH0222121B2 JPH0222121B2 JP60260173A JP26017385A JPH0222121B2 JP H0222121 B2 JPH0222121 B2 JP H0222121B2 JP 60260173 A JP60260173 A JP 60260173A JP 26017385 A JP26017385 A JP 26017385A JP H0222121 B2 JPH0222121 B2 JP H0222121B2
- Authority
- JP
- Japan
- Prior art keywords
- powder
- less
- particle size
- average particle
- sintering
- 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 - Lifetime
Links
- 239000000843 powder Substances 0.000 claims description 49
- 239000002245 particle Substances 0.000 claims description 24
- 238000005245 sintering Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 229910001315 Tool steel Inorganic materials 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 238000009692 water atomization Methods 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims 2
- 229910052721 tungsten Inorganic materials 0.000 claims 2
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 229910052720 vanadium Inorganic materials 0.000 claims 1
- 239000000463 material Substances 0.000 description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000005452 bending Methods 0.000 description 10
- 238000000137 annealing Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000465 moulding Methods 0.000 description 6
- 238000005496 tempering Methods 0.000 description 6
- 230000005496 eutectics Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000010298 pulverizing process Methods 0.000 description 5
- 238000009694 cold isostatic pressing Methods 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 3
- 229910001566 austenite Inorganic materials 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000001291 vacuum drying Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000822 Cold-work tool steel Inorganic materials 0.000 description 1
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 238000010299 mechanically pulverizing process Methods 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60260173A JPS62120401A (ja) | 1985-11-20 | 1985-11-20 | 工具鋼焼結部材の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60260173A JPS62120401A (ja) | 1985-11-20 | 1985-11-20 | 工具鋼焼結部材の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62120401A JPS62120401A (ja) | 1987-06-01 |
| JPH0222121B2 true JPH0222121B2 (ru) | 1990-05-17 |
Family
ID=17344331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60260173A Granted JPS62120401A (ja) | 1985-11-20 | 1985-11-20 | 工具鋼焼結部材の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62120401A (ru) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2755974B2 (ja) * | 1988-12-06 | 1998-05-25 | 日立金属株式会社 | 粉末高速度工具鋼 |
| JPH02182867A (ja) * | 1989-01-06 | 1990-07-17 | Daido Steel Co Ltd | 粒末工具鋼 |
| JPH02263901A (ja) * | 1989-04-04 | 1990-10-26 | Daido Steel Co Ltd | 金属射出成形用粉末およびその製造法 |
| JPH0759743B2 (ja) * | 1989-05-23 | 1995-06-28 | 冨士ダイス株式会社 | 高強度・高硬度焼結合金 |
| US20050227772A1 (en) * | 2004-04-13 | 2005-10-13 | Edward Kletecka | Powdered metal multi-lobular tooling and method of fabrication |
| JP6096040B2 (ja) * | 2013-04-17 | 2017-03-15 | 山陽特殊製鋼株式会社 | 高温焼戻し硬さに優れた粉末高速度工具鋼 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5484813A (en) * | 1977-12-20 | 1979-07-06 | Toshiba Corp | Manufacture of sintered high-speed steel |
-
1985
- 1985-11-20 JP JP60260173A patent/JPS62120401A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5484813A (en) * | 1977-12-20 | 1979-07-06 | Toshiba Corp | Manufacture of sintered high-speed steel |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62120401A (ja) | 1987-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |