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Effect of Foaming Agent on the Structure and Morphology of Al and Alumix 231 Foams Produced by Powder Metallurgy      
Yazarlar
Mehmet Türker
Gazi Üniversitesi, Türkiye
Yusuf Özçatalbaş
Gazi Üniversitesi, Türkiye
Henifi Çinici
Gazi Üniversitesi, Türkiye
Uğur Gökmen
Gazi Üniversitesi, Türkiye
Prof. Dr. Arif UZUN Prof. Dr. Arif UZUN
Kastamonu Üniversitesi, Türkiye
Halil Burak Sakal
Türkiye
Özet
In this study various amounts of foaming agent (TiH2 % 0,5-1-1,5-2 ) were added to Al and Alumix 231 powders (Al-Cu %2,5-Mg %0,5-Si %14) and mixed for 30 minutes in a three dimensional turbula. Mixed powders were compacted and then foamed freely at 690°C. Effect of foaming agent on the structure, shape and distribution of pores together with linear expansion, density of the foam and wall thickness of the cell of both materials were investigated. In all conditions foam produced from Alumix 231 powders had more homogenous distribution of the pore compare to the sample produced from pure Al powders. © (2011) Trans Tech Publications.
Anahtar Kelimeler
Al foam | Alumix 231 foam | Density | Foaming agent | Linear expansion | Porosity
Makale Türü Özgün Makale
Makale Alt Türü Diğer hakemli uluslarası dergilerde yayımlanan tam makale
Dergi Adı RESEARCHES IN POWDER METALLURGY
Dergi ISSN 0255-5476
Dergi Tarandığı Indeksler Conference Proceedings Citation Index- Science
Makale Dili İngilizce
Basım Tarihi 01-2011
Cilt No 672
Sayı 1
Sayfalar 297 / 302
Doi Numarası 10.4028/www.scientific.net/MSF.672.297
Makale Linki http://www.scientific.net/MSF.672.297