FIELD: powder metallurgy.
SUBSTANCE: invention relates to the field of powder metallurgy, in particular to charge compositions for the production of porous permeable catalytic material by self-propagating high-temperature synthesis, and can be used for the manufacture of filter elements of catalytic converters of exhaust gases of internal combustion engines. The charge for obtaining a porous permeable catalytic material contains, wt. %: iron scale 47.5-47.7, chromium(III) oxide 10.5-11.5, chromium 5.2-5.6, nickel 5.5-5.9, aluminum 12.4-12.6, diatomite 15.0-17.0, copper 1.6-2.0.
EFFECT: invention provides high-quality catalytic purification of exhaust gases of internal combustion engines and increased resistance to dynamic and static loads.
1 cl, 1 tbl
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Authors
Dates
2022-10-06—Published
2021-11-17—Filed