采用真空-压力烧结 溶解工艺制备出了孔隙率44％～76％、平均孔径30～110μm的多孔Al-Si12合金,对多孔Al-Si12合金的制备、孔结构、抗弯强度及渗透性能进行了研究.结果表明,真空环境下的压力烧结可明显提高多孔Al-Si12合金的抗弯强度,最佳的制备工艺为压制压力500MPa、烧结温度565℃、烧结时间2h以及烧结压力150～200MPa；多孔Al-Si12合金的相对渗透系数随其孔隙率和平均孔径的提高而增大；多孔Al-Si12合金的抗弯强度高于相近孔结构的多孔铝,渗透性能优于相近孔结构的多孔不锈钢及多孔铝.
参考文献
| [1] | Liu Wei;Nathan C .Development of thin porous metal sheet as micro-filtration membrane and inorganic membrane support[J].Journal of Membrane Science,2012,409-410:113-126. |
| [2] | Ding Y;Kim Y J;Erlebacher J .Nanoporous gold leaf"Ancient technology"[J].Advanced Materials,2004,16(21):1897. |
| [3] | Amogh N. Karwa;Bruce J. Tatarchuk.Aerosol filtration enhancement using carbon nanostructures synthesized within a sintered nickel microfibrous matrix[J].Separation and Purification Technology,2012:84-94. |
| [4] | John Banhart .Manufacture, characterization and application of cellular Metals and metal foams[J].Progress in materials science,2001(6):559-632. |
| [5] | L. Aktay;A.K. Toksoy;M. Giiden .Quasi-static axial crushing of extruded polystyrene foam-filled thin-walled aluminum tubes: Experimental and numerical analysis[J].Materials & Design,2006(7):556-565. |
| [6] | 张勇.两种泡沫铝消声器的消声性能研究[J].功能材料,2004(z1):2251-2253. |
| [7] | 刘荣佩,左孝青,吴新光,田鹏.冷压烧结溶解法制备多孔泡沫铝合金的研究[J].云南冶金,2003(03):26-28,40. |
| [8] | B. Jiang;N.Q. Zhao;C.S. Shi .A novel method for making open cell aluminum foams by powder sintering process[J].Materials Letters,2005(26):3333-3336. |
| [9] | 赵乃勤,赵万祥,富东慧,徐家富,周福刚.冷压-溶解-真空烧结法制备泡沫铝的工艺研究[J].金属热处理,2005(12):20-23. |
| [10] | R. Surace;L.A.C. De Filippis;A.D. Ludovico;G. Boghetich .Influence of processing parameters on aluminium foam produced by space holder technique[J].Materials & design,2009(6):1878-1885. |
| [11] | R. GOODALL;J.-F. DESPOIS;A. MARMOTTANT .The Effect of Preform Processing on Replicated Aluminium Foam Structure and Mechanical Properties[J].Scripta materialia,2006(12):2069-2073. |
| [12] | Zhao Yuyuan;Han Fusheng;Fung T .Optimisation of compaction and liquid-state sintering in sintering and dissolution process for manufacturing A1 foams[J].Materials Science and Engineering A,2004,364:117-125. |
| [13] | 汤慧萍,奚正平,董领峰,王建永,汪强兵.多孔不锈钢通气锥/管在煤气化工程中的应用研究[J].稀有金属材料与工程,2009(06):947-950. |
| [14] | 王英波,鲁雄,冯波,屈树新,汪建新.泡沫复制法制备多孔钛及表面水热碱处理改性[J].功能材料,2009(12):2050-2053,2057. |
| [15] | 孙纪国,王浩,尘军.粉末冶金多孔材料性能研究[J].导弹与航天运载技术,2006(04):58-61. |
| [16] | 黄国涛;左孝青;陆建生.微米孔径多孔铝的制备及性能[J].中国有色金属学报 |
| [17] | 左孝青,廖明顺,潘晓亮.VB和计算机图形学在多孔材料中的应用[J].金属热处理,2006(z1):98-101. |
| [18] | [OL].http://www.ti-pm.cn |
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