Zobrazeno 1 - 10
of 294
pro vyhledávání: '"S S, TKACHENKO"'
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 1, Pp 35-40 (2023)
The article is devoted to the selection of optimal parameters of a chemically hardening mixture based on quartz sand with a liquid‑glass binder cured with liquid esters for the production of castings of heavy machinery, machine tools and shut‑off
Externí odkaz:
https://doaj.org/article/b180694f21cc496ca9a1f9d09ad70b71
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 4, Pp 12-18 (2023)
The annual and prospective increase in the cost of resources (material and energy carriers) leads to an increase in the cost of cast blanks, the cost of machine tools and a decrease in their competitiveness. The directions of thrift of basic and auxi
Externí odkaz:
https://doaj.org/article/aae26ef82f5f467080fca2cb0e703c13
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 4, Pp 38-40 (2023)
The article presents an analysis of the formation parameters of the microrelief of artistic casting. The direction for solving particular issues of improving the castings quality with high requirements for the accuracy of the surface relief is shown.
Externí odkaz:
https://doaj.org/article/153462c8b2024c37810c03bc58cdbcf5
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 2, Pp 26-30 (2022)
One of the metallurgists’ problems is that the reducing of liquid metal heat losses is diffi ult, which is directly related to energy savings and the finished products quality. It is shown that the greatest heat losses of metal occur in the ladle f
Externí odkaz:
https://doaj.org/article/5683b8f8004140d9976a713ea185a42b
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 2, Pp 9-14 (2022)
The production of solid‑cast basic machine parts is very time‑consuming and economically unprofitable. It is proposed to decompose the case‑shaped parts into simple flat elements, unify them with the possibility of using them in the manufacture
Externí odkaz:
https://doaj.org/article/a596c984c6a34e258777e8b9d07f210a
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 3, Pp 78-81 (2021)
The publication highlights the production of artistic castings by investment casting using combined ceramic molds. The features of the application of a refractory coating, duplex curing of ceramic shells, cutting of molds, removal of the model compos
Externí odkaz:
https://doaj.org/article/b0f2fb1903ef48c5a02477ea74776afd
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 1, Pp 49-52 (2021)
The publication describes modern methods of production of fine plastic art castings. The stage of production of the smelted model and development of casting technology is considered. The theoretical basis for obtaining smelted models of a given quali
Externí odkaz:
https://doaj.org/article/4e1a3bc6507b4981ad08eb513a3d3b8a
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 3, Pp 88-90 (2021)
The article presents experimental data confirming the effect of capillary active substance (surfactants) and sedimentation stability on the final structure of the gel with stabilized silicic acid. Studies of the macrostructure of silica gel depending
Externí odkaz:
https://doaj.org/article/ba03ac186d984fa481f4eb1347f13581
Publikováno v:
Zaporožskij Medicinskij Žurnal, Vol 21, Iss 2, Pp 177-181 (2019)
The purpose of research is to study the peculiarities of the interneuronal networks influence on the activity of spinal anterior horns motoneurons under the conditions of experimental menopause. Materials and methods. The study was performed on 51
Externí odkaz:
https://doaj.org/article/6a2fa90aa81a429888ba63f4c6a0ef5b
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 2, Pp 16-22 (2018)
The technologies of molding from cold-hardening mixtures based on organic resins and inorganic metal phosphate binders are compared. The use of the latter is preferable for a number of technological indicators. Also, without additional investments, t
Externí odkaz:
https://doaj.org/article/767a5b762eac4e23b754f52f514e589f