Zobrazeno 1 - 10
of 49
pro vyhledávání: '"R. Kaczorowski"'
Publikováno v:
Archives of Foundry Engineering, Vol vol. 24, Iss No 3, Pp 101-108 (2024)
The article presents the results of studies of the process of accelerated drying performed by means of microwave radiation of ceramic moulds deposited on patterns made of foamed plastics used in the Ceramic Shell technology. The studies aimed at dete
Externí odkaz:
https://doaj.org/article/4c1d426bff544643a23dd4458da60f3d
Akademický článek
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Akademický článek
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Publikováno v:
Archives of Foundry Engineering, Vol 11, Iss SI 3, Pp 151-156 (2011)
In this paper, the technology of forming patterns on a research station equipped with an autoclave A-600 of Polish company GROM is presented. This study was conducted to determine the influence of pressure and time of forming a pattern on the bending
Autor:
T. Pacyniak, R. Kaczorowski
Publikováno v:
Archives of Foundry Engineering, Vol 11, Iss 3, Pp 149-154 (2011)
In this study, the analysis of the influence of the pouring temperature on manufacture process of castings by the Lost Foam method was introduced. In particular, numerical simulation results of effect of silumin and grey cast iron pouring temperature
Autor:
T. Pacyniak, R. Kaczorowski
Publikováno v:
Archives of Foundry Engineering, Vol 10, Iss 4, Pp 157-162 (2010)
In this study, the analysis of the influence of the pressure in mould on manufacture process of castings by the Lost Foam method wasintroduced. In particular, numerical simulation results of effect of pressure in mould on pouring rate, gas gap pressu
Publikováno v:
Archives of Foundry Engineering, Vol 10, Iss 2, Pp 89-94 (2010)
In the study, a pre-expansion station, designed by authors, was presented. It consists of a batch pre-expander with a 90 liters capacity foaming chamber, equipped with fluidized-solid dryer of pre-expanded beads and a pneumatic transport system of gr
Autor:
T. Pacyniak, R. Kaczorowski
Publikováno v:
Archives of Foundry Engineering, Vol 10, Iss 1, Pp 101-104 (2010)
The possibility of manufacturing of ductile cast iron castings by Inmold method with use of LOST FOAM process was presented in this work. The spheroidization was carried out by magnesium master alloy in amounts of 1% casting mass. Nodulizer was locat
Autor:
T. Pacyniak, R Kaczorowski
Publikováno v:
Archives of Foundry Engineering, Vol 8, Iss SI 3, Pp 75-78 (2008)
In this work pouring rate equation for cast iron in lost foam process was shown. For description of this phenomenon the motion dynamic equation was used. Pressure affecting the liquid cast iron surface was described using Bernoulli formulae. Numerica
Autor:
T. Pacyniak, R Kaczorowski
Publikováno v:
Archives of Foundry Engineering, Vol 8, Iss SI 3, Pp 79-83 (2008)
In this work mathematical model describing changes of pressure inside the gas gap was shown during manufacturing gray cast iron castings with use of lost foam process. Authors analyzed the results of numerical simulation enclosing influence of foamed