JPS5214516A - Wear resistant alloys with a high permeability - Google Patents

Wear resistant alloys with a high permeability

Info

Publication number
JPS5214516A
JPS5214516A JP50090720A JP9072075A JPS5214516A JP S5214516 A JPS5214516 A JP S5214516A JP 50090720 A JP50090720 A JP 50090720A JP 9072075 A JP9072075 A JP 9072075A JP S5214516 A JPS5214516 A JP S5214516A
Authority
JP
Japan
Prior art keywords
high permeability
wear resistant
resistant alloys
alloys
sendalloys
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
Application number
JP50090720A
Other languages
Japanese (ja)
Other versions
JPS5752419B2 (en
Inventor
Kiyoshi Takayanagi
Akira Negishi
Makiharu Kosaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Furukawa Electric Co Ltd
Original Assignee
Furukawa Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Priority to JP50090720A priority Critical patent/JPS5214516A/en
Priority to GB134176A priority patent/GB1521612A/en
Priority to DE19762604057 priority patent/DE2604057C3/en
Publication of JPS5214516A publication Critical patent/JPS5214516A/en
Priority to US05/896,612 priority patent/US4168187A/en
Publication of JPS5752419B2 publication Critical patent/JPS5752419B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14791—Fe-Si-Al based alloys, e.g. Sendust
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/255—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for protection against wear

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Hard Magnetic Materials (AREA)

Abstract

PURPOSE: To obtain alloys with a high permeability by improving Fe - Al - Si system sendalloys with respect to wear resistance which are best suited for magnetic materials for a magnetic head core used under severe conditions.
COPYRIGHT: (C)1977,JPO&Japio
JP50090720A 1975-07-26 1975-07-26 Wear resistant alloys with a high permeability Granted JPS5214516A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP50090720A JPS5214516A (en) 1975-07-26 1975-07-26 Wear resistant alloys with a high permeability
GB134176A GB1521612A (en) 1975-07-26 1976-01-14 Wear resisting high permeability alloy
DE19762604057 DE2604057C3 (en) 1975-07-26 1976-02-03 Use of an alloy with high permeability for magnetic heads
US05/896,612 US4168187A (en) 1975-07-26 1978-04-14 Wear resisting high permeability alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50090720A JPS5214516A (en) 1975-07-26 1975-07-26 Wear resistant alloys with a high permeability

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP7971977A Division JPS531124A (en) 1977-07-04 1977-07-04 Wear resistant alloy of high permeability

Publications (2)

Publication Number Publication Date
JPS5214516A true JPS5214516A (en) 1977-02-03
JPS5752419B2 JPS5752419B2 (en) 1982-11-08

Family

ID=14006373

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50090720A Granted JPS5214516A (en) 1975-07-26 1975-07-26 Wear resistant alloys with a high permeability

Country Status (3)

Country Link
JP (1) JPS5214516A (en)
DE (1) DE2604057C3 (en)
GB (1) GB1521612A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5357118A (en) * 1976-11-02 1978-05-24 Nippon Musical Instruments Mfg Magnetic material
JPS5779145A (en) * 1980-11-05 1982-05-18 Hitachi Metals Ltd High permeability alloy
WO2022172543A1 (en) * 2021-02-10 2022-08-18 山陽特殊製鋼株式会社 Soft-magnetic flat powder

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2362465A1 (en) * 1976-08-16 1978-03-17 Matsushita Electric Ind Co Ltd MAGNETIC HEAD AND PROCESS FOR ITS MANUFACTURING
EP0091989A1 (en) * 1982-04-15 1983-10-26 The Furukawa Electric Co., Ltd. High permeability alloy
US4735865A (en) * 1985-06-10 1988-04-05 Sharp Kabushiki Kaisha Magnetic head core
CZ309351B6 (en) * 2021-04-20 2022-09-21 Technická univerzita v Liberci Alloy based on Fe-Al-Si-X and its use

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5357118A (en) * 1976-11-02 1978-05-24 Nippon Musical Instruments Mfg Magnetic material
JPS5719177B2 (en) * 1976-11-02 1982-04-21
JPS5779145A (en) * 1980-11-05 1982-05-18 Hitachi Metals Ltd High permeability alloy
WO2022172543A1 (en) * 2021-02-10 2022-08-18 山陽特殊製鋼株式会社 Soft-magnetic flat powder
JP2022122349A (en) * 2021-02-10 2022-08-23 山陽特殊製鋼株式会社 Soft-magnetic flat powder

Also Published As

Publication number Publication date
DE2604057A1 (en) 1977-01-27
JPS5752419B2 (en) 1982-11-08
DE2604057B2 (en) 1979-06-28
DE2604057C3 (en) 1980-02-21
GB1521612A (en) 1978-08-16

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