FIELD: trolley buses, trams, miscellaneous pieces of rolling stock. SUBSTANCE: powdered graphite is introduced in aluminum-alloy slitter in the amount of 0.5-10.0 mass percent as reinforcing phase of metal matrix. Proportion of ingredients is as follows, mass percent: silicon - 0.8-22.0; zinc - г12.0; iron - 0.3-3.5; magnesium - г2.0; other impurities - <6.0; aluminum - the rest. EFFECT: improved performance characteristics. 2 ex
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