FIELD: powder metallurgy; production of antifriction wear-resistant materials based on iron for manufacture of contact inserts for current-collecting from contact wire. SUBSTANCE: material for current-collecting sliding contacts based on iron contains the following ingredients in ratio, mas.%: graphite, 8-18; copper, 8-20; iron, the balance. EFFECT: ecologically clean material possessing good antifriction properties combined with high strength and wear-resistance and stable serviceability under any weather conditions. 1 tbl
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Authors
Dates
1999-02-20—Published
1995-08-24—Filed