JPH0581550B2 - - Google Patents

Info

Publication number

JPH0581550B2

JPH0581550B2 JP1106934A JP10693489A JPH0581550B2 JP H0581550 B2 JPH0581550 B2 JP H0581550B2 JP 1106934 A JP1106934 A JP 1106934A JP 10693489 A JP10693489 A JP 10693489A JP H0581550 B2 JPH0581550 B2 JP H0581550B2

Authority

JP

Japan

Prior art keywords

thermal expansion

mol

magnetic

composition

expansion coefficient

Prior art date

1989-04-25

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

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• 239000000203 mixture Substances 0.000 claims description 28
• 229910010413 TiO 2 Inorganic materials 0.000 claims description 10
• 239000000919 ceramic Substances 0.000 claims description 8
• 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 4
• 229910004298 SiO 2 Inorganic materials 0.000 claims description 4
• GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
• 229910052573 porcelain Inorganic materials 0.000 description 16
• 229910000859 α-Fe Inorganic materials 0.000 description 13
• 239000013078 crystal Substances 0.000 description 8
• 239000000463 material Substances 0.000 description 7
• 230000007423 decrease Effects 0.000 description 5
• 239000000696 magnetic material Substances 0.000 description 5
• 239000011162 core material Substances 0.000 description 4
• 230000006866 deterioration Effects 0.000 description 3
• 239000011521 glass Substances 0.000 description 3
• 238000001513 hot isostatic pressing Methods 0.000 description 3
• 238000003754 machining Methods 0.000 description 3
• FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
• 230000007547 defect Effects 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 238000000465 moulding Methods 0.000 description 2
• 239000011148 porous material Substances 0.000 description 2
• OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
• 238000003466 welding Methods 0.000 description 2
• 229910018605 Ni—Zn Inorganic materials 0.000 description 1
• 239000000654 additive Substances 0.000 description 1
• 238000001354 calcination Methods 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 238000005336 cracking Methods 0.000 description 1
• 238000000280 densification Methods 0.000 description 1
• 238000002050 diffraction method Methods 0.000 description 1
• 238000001035 drying Methods 0.000 description 1
• 230000004907 flux Effects 0.000 description 1
• 238000005469 granulation Methods 0.000 description 1
• 230000003179 granulation Effects 0.000 description 1
• JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
• CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
• 239000006247 magnetic powder Substances 0.000 description 1
• 238000002156 mixing Methods 0.000 description 1
• GNRSAWUEBMWBQH-UHFFFAOYSA-N nickel(II) oxide Inorganic materials [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
• 230000035699 permeability Effects 0.000 description 1
• 238000010298 pulverizing process Methods 0.000 description 1
• 229920006395 saturated elastomer Polymers 0.000 description 1
• 238000005245 sintering Methods 0.000 description 1
• 239000011780 sodium chloride Substances 0.000 description 1
• 239000006104 solid solution Substances 0.000 description 1
• 125000006850 spacer group Chemical group 0.000 description 1