JPS6333285B2 - - Google Patents
Info
- Publication number
- JPS6333285B2 JPS6333285B2 JP55041024A JP4102480A JPS6333285B2 JP S6333285 B2 JPS6333285 B2 JP S6333285B2 JP 55041024 A JP55041024 A JP 55041024A JP 4102480 A JP4102480 A JP 4102480A JP S6333285 B2 JPS6333285 B2 JP S6333285B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- alloy
- thin plate
- weight
- magnetic recording
- 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
- 239000000956 alloy Substances 0.000 claims description 55
- 229910045601 alloy Inorganic materials 0.000 claims description 55
- 238000001816 cooling Methods 0.000 claims description 34
- 238000004519 manufacturing process Methods 0.000 claims description 28
- 239000000203 mixture Substances 0.000 claims description 21
- 238000011282 treatment Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 12
- 239000000155 melt Substances 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 230000032683 aging Effects 0.000 description 25
- 239000007788 liquid Substances 0.000 description 18
- 230000007423 decrease Effects 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000005096 rolling process Methods 0.000 description 12
- 238000010438 heat treatment Methods 0.000 description 9
- 230000004907 flux Effects 0.000 description 8
- 239000002245 particle Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 239000000654 additive Substances 0.000 description 6
- 230000000996 additive effect Effects 0.000 description 6
- 238000005266 casting Methods 0.000 description 6
- 238000005097 cold rolling Methods 0.000 description 6
- 238000005242 forging Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 6
- 229910017881 Cu—Ni—Fe Inorganic materials 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000001330 spinodal decomposition reaction Methods 0.000 description 5
- 229910017868 Cu—Ni—Co Inorganic materials 0.000 description 4
- 238000004881 precipitation hardening Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000006247 magnetic powder Substances 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910002482 Cu–Ni Inorganic materials 0.000 description 1
- 229910017709 Ni Co Inorganic materials 0.000 description 1
- 229910003267 Ni-Co Inorganic materials 0.000 description 1
- 229910003262 Ni‐Co Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 238000011866 long-term treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
- G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
- G11B5/656—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Co
Landscapes
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4102480A JPS56137604A (en) | 1980-03-29 | 1980-03-29 | Manufacture of magnetic recording element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4102480A JPS56137604A (en) | 1980-03-29 | 1980-03-29 | Manufacture of magnetic recording element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56137604A JPS56137604A (en) | 1981-10-27 |
| JPS6333285B2 true JPS6333285B2 (US20020193084A1-20021219-M00002.png) | 1988-07-05 |
Family
ID=12596819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4102480A Granted JPS56137604A (en) | 1980-03-29 | 1980-03-29 | Manufacture of magnetic recording element |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56137604A (US20020193084A1-20021219-M00002.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007018679A (ja) * | 2005-07-07 | 2007-01-25 | Dotetsu Gokin Kk | 磁気記憶媒体 |
-
1980
- 1980-03-29 JP JP4102480A patent/JPS56137604A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56137604A (en) | 1981-10-27 |
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