RU2015147988A - METHOD FOR PRODUCING CERAMIC COATINGS ON ALUMINUM ALLOYS - Google Patents

METHOD FOR PRODUCING CERAMIC COATINGS ON ALUMINUM ALLOYS Download PDF

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Publication number
RU2015147988A
RU2015147988A RU2015147988A RU2015147988A RU2015147988A RU 2015147988 A RU2015147988 A RU 2015147988A RU 2015147988 A RU2015147988 A RU 2015147988A RU 2015147988 A RU2015147988 A RU 2015147988A RU 2015147988 A RU2015147988 A RU 2015147988A
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RU
Russia
Prior art keywords
aluminum alloys
ceramic coatings
producing ceramic
concentration
microarc oxidation
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RU2015147988A
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Russian (ru)
Inventor
Анатолий Валентинович Чавдаров
Рудольф Юрьевич Соловьев
Дмитрий Александрович Милованов
Сергей Николаевич Артамонов
Original Assignee
Федеральное государственное бюджетное научное учреждение "Всероссийский научно-исследовательский технологический институт ремонта и эксплуатации машинно-тракторного парка" (ФГБНУ ГОСНИТИ)
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Application filed by Федеральное государственное бюджетное научное учреждение "Всероссийский научно-исследовательский технологический институт ремонта и эксплуатации машинно-тракторного парка" (ФГБНУ ГОСНИТИ) filed Critical Федеральное государственное бюджетное научное учреждение "Всероссийский научно-исследовательский технологический институт ремонта и эксплуатации машинно-тракторного парка" (ФГБНУ ГОСНИТИ)
Priority to RU2015147988A priority Critical patent/RU2015147988A/en
Publication of RU2015147988A publication Critical patent/RU2015147988A/en

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Claims (3)

1. Способ получения керамических покрытий на алюминиевых сплавах, включающий микродуговое оксидирование в анодно-катодном режиме в водном электролите, содержащем гидроксид калия и силикат натрия, отличающийся тем, что процесс микродугового оксидирования осуществляют в электролите, содержащем в качестве стимулятора роста покрытия наночастицы синтетического алмаза.1. A method of producing ceramic coatings on aluminum alloys, including microarc oxidation in the anode-cathode mode in an aqueous electrolyte containing potassium hydroxide and sodium silicate, characterized in that the microarc oxidation process is carried out in an electrolyte containing synthetic diamond nanoparticles as a growth promoter of the coating. 2. Способ по п. 1, отличающийся тем, что в упомянутом водном электролите концентрация гидроксида составляет от 1 г/л до 2 г/л, концентрация силиката натрия составляет от 4 г/л до 8 г/л, а концентрация синтетического алмаза составляет от 0,5 г/л до 2,0 г/л.2. The method according to p. 1, characterized in that in said aqueous electrolyte the concentration of hydroxide is from 1 g / l to 2 g / l, the concentration of sodium silicate is from 4 g / l to 8 g / l, and the concentration of synthetic diamond is from 0.5 g / l to 2.0 g / l. 3. Способ по п. 2, отличающийся тем, что процесс микродугового оксидирования осуществляют при плотности тока от 8 А/Дм2 до 15 А/Дм2.3. The method according to p. 2, characterized in that the microarc oxidation process is carried out at a current density of from 8 A / DM 2 to 15 A / DM 2 .
RU2015147988A 2015-11-09 2015-11-09 METHOD FOR PRODUCING CERAMIC COATINGS ON ALUMINUM ALLOYS RU2015147988A (en)

Priority Applications (1)

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RU2015147988A RU2015147988A (en) 2015-11-09 2015-11-09 METHOD FOR PRODUCING CERAMIC COATINGS ON ALUMINUM ALLOYS

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RU2015147988A RU2015147988A (en) 2015-11-09 2015-11-09 METHOD FOR PRODUCING CERAMIC COATINGS ON ALUMINUM ALLOYS

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RU2015147988A true RU2015147988A (en) 2017-05-16

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Effective date: 20170518