Self-propagating high-temperature synthesis in mechanically activated mixtures of boron carbide and titanium
- Authors: Korchagin M.A.1,2, Gavrilov A.I.1, Zarko V.E.2,3, Kiskin A.B.3, Iordan Y.V.4, Trushlyakov V.I.4
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Affiliations:
- Institute of Solid State Chemistry and Mechanochemistry
- Tomsk State University
- Voevodsky Institute of Chemical Kinetics and Combustion
- Omsk State Technical University
- Issue: Vol 53, No 6 (2017)
- Pages: 669-677
- Section: Article
- URL: https://journals.rcsi.science/0010-5082/article/view/152992
- DOI: https://doi.org/10.1134/S0010508217060077
- ID: 152992
Cite item
Abstract
Self-propagating high-temperature synthesis in both the modes of both layer-by-layer combustion and dynamic thermal explosion was carried out using preliminary mechanical activation of B4C–Ti powder mixtures in a planetary ball mill. Preliminary mechanical activation conditions of reaction mixtures that provide a reduction in the reaction initiation temperature to 600 ± 20◦C were determined. The reaction products consist of mixtures of TiC and TiB2 with submicron grain size. The results of x-ray diffraction and electron microscopy studies of activated samples and reaction products are presented.
About the authors
M. A. Korchagin
Institute of Solid State Chemistry and Mechanochemistry; Tomsk State University
Author for correspondence.
Email: korchag@solid.nsc.ru
Russian Federation, Novosibirsk, 630128; Tomsk, 634050
A. I. Gavrilov
Institute of Solid State Chemistry and Mechanochemistry
Email: korchag@solid.nsc.ru
Russian Federation, Novosibirsk, 630128
V. E. Zarko
Tomsk State University; Voevodsky Institute of Chemical Kinetics and Combustion
Email: korchag@solid.nsc.ru
Russian Federation, Tomsk, 634050; Novosibirsk, 630090
A. B. Kiskin
Voevodsky Institute of Chemical Kinetics and Combustion
Email: korchag@solid.nsc.ru
Russian Federation, Novosibirsk, 630090
Yu. V. Iordan
Omsk State Technical University
Email: korchag@solid.nsc.ru
Russian Federation, Omsk, 644050
V. I. Trushlyakov
Omsk State Technical University
Email: korchag@solid.nsc.ru
Russian Federation, Omsk, 644050