Informacja

Drogi użytkowniku, aplikacja do prawidłowego działania wymaga obsługi JavaScript. Proszę włącz obsługę JavaScript w Twojej przeglądarce.

Wyszukujesz frazę "Malik, J." wg kryterium: Autor


Wyświetlanie 1-5 z 5
Tytuł:
The dependence of castings quality produced in clay moulding mixtures from the properties of binder based on a montmorillonite
Autorzy:
Vasková, I.
Fecko, D.
Malik, J.
Powiązania:
https://bibliotekanauki.pl/articles/380359.pdf
Data publikacji:
2012
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
jakość odlewu
masa formierska
bentonit
montmorillonit
casting quality
clay moulding mixture
bentonite
montmorillonite
Opis:
Casting quality depends on many factors including the quality of the input materials, technology, material securing and last but not least, the mould into which the casting is casted. By pouring into a single-shot mould, based mainly on 1st generation binders, is is a very important factor. Basically, a bentonite mixture represents either a three- or four-component system, but each component of the system is a heterogeneous substance. This heterogeneity punctuates mainly a non-stationary heat field, presented throughout the whole process of the casting production. The most important component is a binder and in the case of first generation binders mostly bentonites are used - clays that contain minimum of 80% of montmorillonite.
Źródło:
Archives of Foundry Engineering; 2012, 12, 3; 123-128
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Homogenity of die casting and returning material
Autorzy:
Malik, J.
Vasková, I.
Fecko, D.
Futáš, P.
Powiązania:
https://bibliotekanauki.pl/articles/382774.pdf
Data publikacji:
2012
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
krystalizacja
innowacyjne technologie odlewnicze
innowacyjne materiały odlewnicze
odlewanie ciśnieniowe
maszyna ciśnieniowa
theory of crystallization
innovative foundry technologies
innovative foundry material
die casting
die casting machine
returning material
Opis:
Homogeneity of die castings is influenced by wide range of technological parameters as piston velocity in filling chamber of die casting machine, filling time of mould cavity, temperature of cast alloy, temperature of the mould, temperature of filling chamber, surface pressure on alloy during mould filling, final pressure and others. Based on stated parameters it is clear, that main parameters of die casting are filling time of die mould cavity and velocity of the melt in the ingates. Filling time must ensure the complete filling of the mould cavity before solidification process can negatively influence it. Among technological parameters also belong the returning material, which ratio in charge must be constrained according to requirement on final homogeneity of die castings. With the ratio of returning material influenced are the mechanical properties of castings, innerhomogeneity and chemical composition.
Źródło:
Archives of Foundry Engineering; 2012, 12, 2; 61-64
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Increasing of Utility Properties of Grey Cast Iron Castings with Heat Treatment
Autorzy:
Eperješi, Š.
Malik, J.
Vasková, I.
Fecko, D.
Powiązania:
https://bibliotekanauki.pl/articles/380865.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
grey cast iron
heat treatment
hardening capacity
austenite
martensite
żeliwo szare
obróbka cieplna
austenit
martenzyt
Opis:
Grey cast iron belongs to materials for casting production, which have wide application for different industry branches. Wide spectrum of properties of these materials is given by the structure of base metal matrix, which can be influenced with heat treatment. Processes of annealing can be applied for grey cast iron without problems. During heat treatment processes, where higher cooling rates are used, the thermal and structural strains become important. Usage and conditions of such heat treatment for grey cast iron castings of common production are the subject of evaluation of this article.
Źródło:
Archives of Foundry Engineering; 2015, 15, 2; 13-16
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of process temperature on AZ91 matrix microstructure of composites with aluminosilicate glass cenospheres
Autorzy:
Kamieniak, J.
Żydek, A.
Braszczyńska-Malik, K. N.
Powiązania:
https://bibliotekanauki.pl/articles/380096.pdf
Data publikacji:
2011
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
AZ91 magnesium alloy
metal matrix composite
glass cenosphere
stop magnezu AZ91
kompozyt metalowy
cenosfera
Opis:
AZ91 magnesium alloy matrix composites with aluminosilicate glass cenospheres were fabricated successfully by the pressure infiltration method. Different parameters of the fabrication process, such as temperature of the mould and temperature of cenospheres were used. Influence of the temperature variation of particular parameters on the microstructure has been investigated. The microstructure of AZ91 magnesium alloy and fabricated composites have been investigated by light microscopy (LM) and scanning electron microscopy (SEM). The results revealed that AZ91 magnesium alloy consists of α-Mg matrix and eutectic α-Mg17Al12 and a small amount of discontinuous precipitates of γ phase. The microstructure of matrix AZ91 in fabricated composites is characterized also by the presence of α-Mg matrix and eutectic α-Mg17Al12. However, in the composite fabricated by using the mould heated to 500 °C more discontinuous precipitates of γ phase were observed.
Źródło:
Archives of Foundry Engineering; 2011, 11, 3 spec.; 107-110
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Aluminosilcate glass cenospheres as a component of cast magnesium matrix composites
Autorzy:
Kamieniak, J.
Żydek, A.
Braszczyńska-Malik, K. N.
Powiązania:
https://bibliotekanauki.pl/articles/382002.pdf
Data publikacji:
2011
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
AZ91 magnesium alloy
aluminosilicate cenospheres
metal matrix composite
stop magnezu AZ91
mikrosfera glinokrzemianowa
kompozyt metalowy
Opis:
The main characteristic of aluminosilicate glass cenospheres and their possible use as a component of magnesium matrix composites were presented. The results revealed that particular parts of cenospheres differ insignificantly from each other and it depends on which power plant cenospheres come from. The characteristic of cenospheres concerned their structure and phase composition and dimensions such as: wall thickness and size of pores occurring in walls, depending on cenospheres origin. Thickness of cenospheres walls and pore size were measured by using ImageJ computer software. The structure of aluminosilicate glass cenospheres and their phase composition have been investigated by scanning electron microscopy and X-ray diffraction (XRD). The possibility of cenospheres utilization in the fabrication of magnesium matrix composites was presented on the example of AZ91 magnesium alloy composite with fly ash cenospheres. Composite was fabricated by pressure infiltration method.
Źródło:
Archives of Foundry Engineering; 2011, 11, 2 spec.; 109-112
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

    Ta witryna wykorzystuje pliki cookies do przechowywania informacji na Twoim komputerze. Pliki cookies stosujemy w celu świadczenia usług na najwyższym poziomie, w tym w sposób dostosowany do indywidualnych potrzeb. Korzystanie z witryny bez zmiany ustawień dotyczących cookies oznacza, że będą one zamieszczane w Twoim komputerze. W każdym momencie możesz dokonać zmiany ustawień dotyczących cookies