Nanostructuring of Cement Stone at Disperse Reinforcing with Basalt Fiber

Number of journal: №2-2015
Autors:

Saraikina K.A.
Golubev V.A.
Yakovlev G.I.
Sen’kov S.A.
Politaeva A.I.

DOI: https://doi.org/10.31659/0585-430X-2015-722-2-34-38
УДК: 691.328.43:6–022.532

 

AbstractAbout AuthorsReferences
Cement concrete is the most widely distributed material in the present construction. But this composite is characterized by a series of negative parameters, low ultimate tensile strains are among them. To improve their performance and also to increase the resistance to abrasion, chilling, and impact actions it is possible to apply various techniques, disperse reinforcement of the cement matrix with basalt fiber is the most prospective method among them. To increase the resistance of basalt fiber to a strongly alkali environment a hypothesis about the reasonability to introduce the dispersion of modified carbon nanotubes (MCNT) into the mix has been put forward. Results of the microscopic analysis of the structure of cement-sand mortar in the course of joint introduction of basalt fibers and MCNT dispersion are presented; they show that, despite the lack of homogeneity of the MCNT dispersion, a dense new growth is crystallized, the adhesion of the cement stone with basalt fiber is improved, and shrinkage cracks are reduced in the zone of the contact of cement stone, basalt fiber, and nanotubes.
K.A. SARAIKINA1, Master of Engineering and Technology in Construction (This email address is being protected from spambots. You need JavaScript enabled to view it.)
V.A. GOLUBEV1, Candidate of Sciences (Engineering)
G.I. YAKOVLEV2, Doctor of Sciences (Engineering) (This email address is being protected from spambots. You need JavaScript enabled to view it.)
S.A. SEN’KOV1, Candidate of Sciences (Engineering) (This email address is being protected from spambots. You need JavaScript enabled to view it.)
A.I. POLITAEVA2, Undergraduate

1 Perm State National Research Polytechnic University (29, Komsomolskiy Avenue, Perm, 614990, Russian Federation)
2 Kalashnikov Izhevsk State Technical University (7, Studencheskaya Street, Izhevsk, 426069, Russian Federation)

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For citation: Saraikina K.A., Golubev V.A., Yakovlev G.I., Sen’kov S.A., Politaeva A.I. Nanostructuring of Cement Stone at Disperse Reinforcing with Basalt Fiber. Stroitel’nye Materialy [Construction Materials]. 2015. No. 2, pp. 34-38. DOI: https://doi.org/10.31659/0585-430X-2015-722-2-34-38


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