JPS52111693A - Magnetic head material - Google Patents

Magnetic head material

Info

Publication number
JPS52111693A
JPS52111693A JP2805076A JP2805076A JPS52111693A JP S52111693 A JPS52111693 A JP S52111693A JP 2805076 A JP2805076 A JP 2805076A JP 2805076 A JP2805076 A JP 2805076A JP S52111693 A JPS52111693 A JP S52111693A
Authority
JP
Japan
Prior art keywords
magnetic head
head material
hardness
minimize
decrease
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
JP2805076A
Other languages
Japanese (ja)
Other versions
JPS5615564B2 (en
Inventor
Moichi Otomo
Satoru Taniguchi
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.)
Hitachi Denshi KK
Original Assignee
Hitachi Denshi KK
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 Hitachi Denshi KK filed Critical Hitachi Denshi KK
Priority to JP2805076A priority Critical patent/JPS52111693A/en
Publication of JPS52111693A publication Critical patent/JPS52111693A/en
Publication of JPS5615564B2 publication Critical patent/JPS5615564B2/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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Heads (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

PURPOSE:To minimize the decrease of the magnetic permeability and to increase the hardness by using a material in which the concentration of Si in the sendust alloy is varied periodically.
JP2805076A 1976-03-17 1976-03-17 Magnetic head material Granted JPS52111693A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2805076A JPS52111693A (en) 1976-03-17 1976-03-17 Magnetic head material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2805076A JPS52111693A (en) 1976-03-17 1976-03-17 Magnetic head material

Publications (2)

Publication Number Publication Date
JPS52111693A true JPS52111693A (en) 1977-09-19
JPS5615564B2 JPS5615564B2 (en) 1981-04-10

Family

ID=12237917

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2805076A Granted JPS52111693A (en) 1976-03-17 1976-03-17 Magnetic head material

Country Status (1)

Country Link
JP (1) JPS52111693A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5779144A (en) * 1980-11-05 1982-05-18 Hitachi Metals Ltd High permeability alloy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5779144A (en) * 1980-11-05 1982-05-18 Hitachi Metals Ltd High permeability alloy

Also Published As

Publication number Publication date
JPS5615564B2 (en) 1981-04-10

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