JPS644563U - - Google Patents

Info

Publication number
JPS644563U
JPS644563U JP9996387U JP9996387U JPS644563U JP S644563 U JPS644563 U JP S644563U JP 9996387 U JP9996387 U JP 9996387U JP 9996387 U JP9996387 U JP 9996387U JP S644563 U JPS644563 U JP S644563U
Authority
JP
Japan
Prior art keywords
superabrasive grains
protrusion
inner peripheral
abrasive
abrasive grain
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.)
Pending
Application number
JP9996387U
Other languages
English (en)
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 filed Critical
Priority to JP9996387U priority Critical patent/JPS644563U/ja
Publication of JPS644563U publication Critical patent/JPS644563U/ja
Pending legal-status Critical Current

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Landscapes

  • Polishing Bodies And Polishing Tools (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係わる内周刃砥石の一実施例
の砥粒層断面を示す拡大図、第2図は従来の内周
刃砥石を示す平面図、第3図は従来の内周刃砥石
の砥粒層の断面を示す拡大図である。 10……台金、11……砥粒層、11A……刃
先部、11B……側面部、12……金属めつき相
、13……超砥粒、T1……刃先部超砥粒の平均
突出量、T2……側面部超砥粒の平均突出量。

Claims (1)

  1. 【実用新案登録請求の範囲】 薄肉円環状の台金の内周縁に、金属めつき相中
    に超砥粒を分散してなる砥粒層を形成した内周刃
    砥石において、 前記砥粒層の刃先部における前記超砥粒の平均
    突出量を、30μm以上かつ砥粒層の側面部での
    平均突出量の1.5倍以上、しかも超砥粒の平均
    粒径の75%以下としたことを特徴とする内周刃
    砥石。
JP9996387U 1987-06-29 1987-06-29 Pending JPS644563U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9996387U JPS644563U (ja) 1987-06-29 1987-06-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9996387U JPS644563U (ja) 1987-06-29 1987-06-29

Publications (1)

Publication Number Publication Date
JPS644563U true JPS644563U (ja) 1989-01-12

Family

ID=31327603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9996387U Pending JPS644563U (ja) 1987-06-29 1987-06-29

Country Status (1)

Country Link
JP (1) JPS644563U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52136482A (en) * 1976-05-11 1977-11-15 Toshiba Corp Blade for cutting ingot

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52136482A (en) * 1976-05-11 1977-11-15 Toshiba Corp Blade for cutting ingot

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