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Wyszukujesz frazę "Garbacz, K." wg kryterium: Autor


Wyświetlanie 1-2 z 2
Tytuł:
Reconstruction of the Casting Technology in the Bronze Age on the Basis of Investigations and Visualisation of Casting Moulds
Autorzy:
Garbacz-Klempka, A.
Kwak, Z.
Żak, P. L.
Szucki, M.
Ścibior, D.
Stolarczyk, T.
Nowak, K.
Powiązania:
https://bibliotekanauki.pl/articles/381850.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
application of information technology
foundry industry
archaeometallurgy
casting moulds
bronze
XRF
zastosowanie technologii informatycznych
przemysł odlewniczy
archaeometalurgia
formy odlewnicze
brąz
Opis:
During excavation of the cremation cemetery of urnfield culture in Legnica at Spokojna Street (Lower Silesia, Poland), dated to 1100-700 BC, the largest - so far in Poland – a collection of casting moulds from the Bronze Age was discovered: three moulds for axes casting made out of stone and five moulds for casting sickles, razors, spearhead and chisels, made out of clay. This archaeological find constituted fittings of foundrymen’s graves. In order to perform the complete analysis of moulds in respect of their application in the Bronze Age casting technology analytical methods, as well as, computer aided methods of technological processes were used. Macroscopic investigations were performed and the X-ray fluorescence spectrometry method was used to analyse the chemical composition and metal elements content in mould cavities. Moulds were subjected to three-dimensional scanning and due to the reverse engineering the geometry of castings produced in these moulds were obtained. The gathered data was used to perform design and research works by means of the MAGMA5 software. Various variants of the pouring process and alloys solidification in these archaeological moulds were simulated. The obtained results were utilised in the interpretation of the Bronze Age casting production in stone and clay moulds, with regard to their quality and possibility of casting defects occurrence being the result of these moulds construction. The reverse engineering, modelling and computer simulation allowed the analysis of moulds and castings. Investigations of casting moulds together with their digitalisation and reconstruction of casting technology, confirm the high advancement degree of production processes in the Bronze Age.
Źródło:
Archives of Foundry Engineering; 2017, 17, 3; 184-190
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Copper and Arsenical Copper During Eneolithic in Metallographic and Mechanical Properties Examination
Autorzy:
Garbacz-Klempka, A.
Kozana, J.
Piękoś, M.
Cieślak, W.
Perek-Nowak, M.
Kowalski, Ł.
Adamczak, K.
Łoś, J.
Powiązania:
https://bibliotekanauki.pl/articles/382382.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
nondestructive testing
copper
arsenical copper
archaeometallurgy
casting
metallographic properties
Eneolith
badania nieniszczące
miedź
archeometalurgia
odlewnictwo
właściwości metalograficzne
epoka miedzi
Opis:
Arsenical copper has been used since 5th millennium cal.BC, later exchanged by application of Cu-Sn alloys in metallurgy. This work presents the results of metallographic and mechanical properties studies performed on two flat axes connected with local Eneolithic societies (4500-3000 cal.BC). The axes are one of the oldest metal artifacts from Polish land. Originally they were made from Cu-As alloy, and their chemical composition was established by X-ray fluorescence spectroscopy (XRF). Their microstructure was analysed using optical microscopy (OM) and scanning electron microscopy conducted with energy-dispersive X-ray spectroscopy (SEM-EDS). The macrostructure analysis (OM) of the axes was performed as well. On the basis of the results, the alloys used in the Eneolithic to cast the axes were reproduced in lab. In order to achieve the characteristics of the alloys, their mechanical properties including ultimate tensile strenght (UTS), hardness (HB), microhardness (HV0,1) and ductility were examined. The solidification process was studied by means of thermal analysis.
Źródło:
Archives of Foundry Engineering; 2015, 15, 4 spec.; 23-28
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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