JPS59203770A - 磁気ヘツド用非磁性磁器組成物 - Google Patents
磁気ヘツド用非磁性磁器組成物Info
- Publication number
- JPS59203770A JPS59203770A JP58075244A JP7524483A JPS59203770A JP S59203770 A JPS59203770 A JP S59203770A JP 58075244 A JP58075244 A JP 58075244A JP 7524483 A JP7524483 A JP 7524483A JP S59203770 A JPS59203770 A JP S59203770A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- thermal expansion
- voids
- ceramic composition
- coefficient
- 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.)
- Granted
Links
- 239000000203 mixture Substances 0.000 title claims description 13
- 239000000919 ceramic Substances 0.000 title claims description 6
- 229910000859 α-Fe Inorganic materials 0.000 description 10
- 229910052573 porcelain Inorganic materials 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 239000000843 powder Substances 0.000 description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 5
- 238000001354 calcination Methods 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- AOWKSNWVBZGMTJ-UHFFFAOYSA-N calcium titanate Chemical compound [Ca+2].[O-][Ti]([O-])=O AOWKSNWVBZGMTJ-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 235000010216 calcium carbonate Nutrition 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052839 forsterite Inorganic materials 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000001513 hot isostatic pressing Methods 0.000 description 2
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009770 conventional sintering Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58075244A JPS59203770A (ja) | 1983-04-28 | 1983-04-28 | 磁気ヘツド用非磁性磁器組成物 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58075244A JPS59203770A (ja) | 1983-04-28 | 1983-04-28 | 磁気ヘツド用非磁性磁器組成物 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59203770A true JPS59203770A (ja) | 1984-11-17 |
| JPS6232153B2 JPS6232153B2 (enrdf_load_stackoverflow) | 1987-07-13 |
Family
ID=13570613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58075244A Granted JPS59203770A (ja) | 1983-04-28 | 1983-04-28 | 磁気ヘツド用非磁性磁器組成物 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59203770A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63179371U (enrdf_load_stackoverflow) * | 1987-05-11 | 1988-11-21 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58185480A (ja) * | 1982-04-21 | 1983-10-29 | 富士写真フイルム株式会社 | 帯状物搬送用導電性 |
-
1983
- 1983-04-28 JP JP58075244A patent/JPS59203770A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58185480A (ja) * | 1982-04-21 | 1983-10-29 | 富士写真フイルム株式会社 | 帯状物搬送用導電性 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6232153B2 (enrdf_load_stackoverflow) | 1987-07-13 |
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