JPH0335257B2 - - Google Patents
Info
- Publication number
- JPH0335257B2 JPH0335257B2 JP57020011A JP2001182A JPH0335257B2 JP H0335257 B2 JPH0335257 B2 JP H0335257B2 JP 57020011 A JP57020011 A JP 57020011A JP 2001182 A JP2001182 A JP 2001182A JP H0335257 B2 JPH0335257 B2 JP H0335257B2
- Authority
- JP
- Japan
- Prior art keywords
- porcelain
- weight
- magnetic head
- composition
- mechanical strength
- 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
- 229910052573 porcelain Inorganic materials 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Chemical compound O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 claims description 8
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 4
- 229910052681 coesite Inorganic materials 0.000 claims description 4
- 229910052593 corundum Inorganic materials 0.000 claims description 4
- 229910052906 cristobalite Inorganic materials 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 229910052682 stishovite Inorganic materials 0.000 claims description 4
- 229910052905 tridymite Inorganic materials 0.000 claims description 4
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 4
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Inorganic materials [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 3
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Inorganic materials [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims 2
- 239000011148 porous material Substances 0.000 description 11
- 238000010304 firing Methods 0.000 description 7
- 229910000859 α-Fe Inorganic materials 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000035939 shock Effects 0.000 description 6
- 229910010413 TiO 2 Inorganic materials 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910019440 Mg(OH) Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229910052839 forsterite Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000462 isostatic pressing Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000003891 oxalate salts Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 229910000018 strontium carbonate Inorganic materials 0.000 description 1
- LEDMRZGFZIAGGB-UHFFFAOYSA-L strontium carbonate Chemical compound [Sr+2].[O-]C([O-])=O LEDMRZGFZIAGGB-UHFFFAOYSA-L 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc 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
- G11B5/10—Structure or manufacture of housings or shields for heads
- G11B5/105—Mounting of head within housing or assembling of head and housing
Landscapes
- Compositions Of Oxide Ceramics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57020011A JPS58139322A (ja) | 1982-02-10 | 1982-02-10 | 磁気ヘツド止め具用磁器組成物 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57020011A JPS58139322A (ja) | 1982-02-10 | 1982-02-10 | 磁気ヘツド止め具用磁器組成物 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58139322A JPS58139322A (ja) | 1983-08-18 |
JPH0335257B2 true JPH0335257B2 (zh) | 1991-05-27 |
Family
ID=12015166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57020011A Granted JPS58139322A (ja) | 1982-02-10 | 1982-02-10 | 磁気ヘツド止め具用磁器組成物 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58139322A (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60103076A (ja) * | 1983-11-02 | 1985-06-07 | 住友特殊金属株式会社 | 磁気ヘツド用磁器組成物 |
JPS60161372A (ja) * | 1984-01-28 | 1985-08-23 | 東陶機器株式会社 | 磁気ヘツド用非磁性セラミツク組成物 |
JPS60150614U (ja) * | 1984-03-16 | 1985-10-07 | 東陶機器株式会社 | フロツピ−用磁気ヘツド |
JPS60231463A (ja) * | 1984-04-28 | 1985-11-18 | ソニー株式会社 | 誘電体磁器材料 |
JPS6113314U (ja) * | 1984-06-21 | 1986-01-25 | 東陶機器株式会社 | Vtr音声ヘツド |
EP0191447B1 (en) * | 1985-02-15 | 1992-05-13 | Matsushita Electric Industrial Co., Ltd. | Magnetic head |
DE3681806D1 (de) * | 1985-03-13 | 1991-11-14 | Matsushita Electric Ind Co Ltd | Magnetkopf. |
DE102007018610A1 (de) * | 2007-04-18 | 2008-10-23 | Ceramtec Ag Innovative Ceramic Engineering | Keramischer Werkstoff mit einer Zusammensetzung, die auf einen durch einen metallischen Werkstoff vorgegebenen Wärmeausdehnungskoeffizient abgestimmt ist |
-
1982
- 1982-02-10 JP JP57020011A patent/JPS58139322A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58139322A (ja) | 1983-08-18 |
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