SOFT MAGNETISM FLAT POWDER

PROBLEM TO BE SOLVED: To provide a soft magnetism flat powder in which oxidation of a metal powder at a time of flattening treatment can be prevented to realize a low coercive force.SOLUTION: A soft magnetism flat powder obtained by flattening treatment of a soft magnetism powder is an alloy consist...

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Bibliographische Detailangaben
Hauptverfasser:	MIURA KODAI, SAWADA TOSHIYUKI, OCHI RYOSUKE
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ALLOYS BASIC ELECTRIC ELEMENTS CASTING CHEMISTRY ELECTRICITY FERROUS OR NON-FERROUS ALLOYS INDUCTANCES MAGNETS MAKING METALLIC POWDER MANUFACTURE OF ARTICLES FROM METALLIC POWDER METALLURGY PERFORMING OPERATIONS POWDER METALLURGY SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES TRANSFORMERS TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS WORKING METALLIC POWDER
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a soft magnetism flat powder in which oxidation of a metal powder at a time of flattening treatment can be prevented to realize a low coercive force.SOLUTION: A soft magnetism flat powder obtained by flattening treatment of a soft magnetism powder is an alloy consisting by mass% of Fe:78%-83%, Si:13% or less (0 not included), Al: over 5.0%-13%, at least one of Cr, Ni, Mo, Cu, and Ti in total:1.0%-5.0%, and balance Fe and a minute amount of inevitable impurities.SELECTED DRAWING: None 【課題】金属粉末の扁平化加工時の酸化を防ぎ、低い保磁力を実現することができる軟磁性扁平粉末を提供する。【解決手段】軟磁性粉末を扁平化処理することにより得られた扁平粉末であって、軟磁性扁平粉末が、質量％で、Ｆｅ：７８％〜８３％、Ｓｉ：１３％以下（０は含まない）、Ａｌ：５．０％超〜１３％、Ｃｒ，Ｎｉ、Ｍｏ、Ｃｕ、Ｔｉのうち少なくとも１種類の合計：１．０％〜５．０％、残部がＦｅおよび不可避的微量不純物からなる合金であることを特徴とする軟磁性扁平粉末。【選択図】なし