Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Bifilm index"'
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 1830-1842 (2023)
The influence of Na-Based flux on the melt quality assessment was studied using Density index (DI), bifilm index (BI) and tensile test. The melt was prepared with scrap and ingot with and/or without the addition of Na-based flux. The results show tha
Externí odkaz:
https://doaj.org/article/cba1b8483c2c432cb3e0c3b55f9920c2
Publikováno v:
Journal of Materials Research and Technology, Vol 19, Iss , Pp 2645-2656 (2022)
In this study, the effect and mechanism of ultrasonic melt treatment (UST) were studied to achieve high-quality molten Al–Mg alloy. The purpose was to analyze the change in the cleanliness of molten aluminum according to UST process conditions such
Externí odkaz:
https://doaj.org/article/1810b26d290940ee8266468bb9f618c0
Publikováno v:
International Journal of Automotive Science and Technology, Vol 4, Iss 4, Pp 234-243 (2020)
The aim of this study is to investigate the effect of ultrasonic treatment on the microstructural and mechanical properties of A356 aluminum al-loy. Ultrasonic treatment was applied to 2 kg and 4 kg molten metals at different melting temperatures (70
Externí odkaz:
https://doaj.org/article/6d53b9f95ca74dbbacf92f3c9fd3835a
Publikováno v:
Pamukkale University Journal of Engineering Sciences, Vol 26, Iss 4, Pp 634-637 (2020)
The spheroidization of the silicon eutectic phase in aluminum is an important parameter for casting and significantly influences the material properties. Sr has been used for a long time for eutectic modification in aluminum and many researches have
Externí odkaz:
https://doaj.org/article/a4994947547240fb9c33afbe1a4cb14d
Publikováno v:
Archives of Foundry Engineering, Vol 17, Iss 2, Pp 125-130 (2017)
In the present study, the corrosion behaviour of A356 (Al-7Si-0.3Mg) alloy in 3.5% NaCl solution has been evaluated using cyclic/potentiodynamic polarization tests. The alloy was provided in the unmodified form and it was then modified with AlTi5B1 f
Externí odkaz:
https://doaj.org/article/7ede3dade1384b42a43203bb47f6af9d
Autor:
Uludağ M., Dişpinar D.
Publikováno v:
Archives of Foundry Engineering, Vol 17, Iss 1, Pp 157-162 (2017)
It is well-known that the better the control of the liquid aluminium allows obtaining of better properties. One of the most important defects that is held responsible for lower properties has been the presence of porosity. Porosity has always been as
Externí odkaz:
https://doaj.org/article/a4600127146d427aaa945b048e8eea2e
Autor:
Ho-Sung Jang, Ho-Jung Kang, Gyu-Heun Lee, Pil-Hwan Yoon, Jin-Young Park, Yoon-Suk Choi, Sunmi Shin
Publikováno v:
Metals, Vol 11, Iss 5, p 841 (2021)
In this study, the optimal conditions of gas bubbling filtration (GBF) treatment for securing highly-clean molten Al-Si-Mg-Cu alloy were identified. The effects of GBF treatment time and stabilization time on the degree of molten metal cleanliness we
Externí odkaz:
https://doaj.org/article/ff3583f4026b4ef0a5ae4cbc372163c9
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 3, Pp 151-156 (2016)
A356 is one of the widely used aluminium casting alloy that has been used in both sand and die casting processes. Large amounts of scrap metal can be generated from the runner systems and feeders. In addition, chips are generated in the machined part
Externí odkaz:
https://doaj.org/article/e720a6e39c384ff39905597e7e9ded9b
Publikováno v:
Archives of Foundry Engineering, Vol 15, Iss 4, Pp 134-140 (2015)
The formation of oxide film on the surface of aluminium melts, i.e. bifilms, are known to be detrimental when they are incorporated into the cast part. These defects causes premature fractures under stress, or aid porosity formation. In this work, Al
Externí odkaz:
https://doaj.org/article/0c7869ed267943c8a8b892e80e2820d7
Autor:
Muhammet Uludağ
Publikováno v:
Volume: 24, Issue: 4 1409-1417
Politeknik Dergisi
Politeknik Dergisi
The focus point of recent research on light metal castings has been on the effect of casting quality on the material properties and maximizing the quality is the most important factor toward obtaining the best properties from an alloy. Sr additions m
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::00cd5a56d5f4cc91b7b1aeb465db20f6
https://dergipark.org.tr/tr/pub/politeknik/issue/67878/707109
https://dergipark.org.tr/tr/pub/politeknik/issue/67878/707109