Acta Metall Sin  1996, Vol. 32 Issue (10): 1034-1038    DOI:

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MORPHOLOGY AND MICROSTRUCTURE OF ALUMINIUM ALLOY POWDER BY TWO-STAGE ATOMIZATION

YUAN Xiaoguang;XU Daming;ZHANG Weifang;LI Qingchun(Laboratory for Precision Hot Processing of Metals;Harbin Institute of Technology;Harbin 150001)(Post Box 434;Harbin Institute of Technology;Harbin 150001)(Manuscript received 1996-01-05;in revised form 1996-06-19)

YUAN Xiaoguang;XU Daming;ZHANG Weifang;LI Qingchun(Laboratory for Precision Hot Processing of Metals;Harbin Institute of Technology;Harbin 150001)(Post Box 434;Harbin Institute of Technology;Harbin 150001)(Manuscript received 1996-01-05;in revised form 1996-06-19). MORPHOLOGY AND MICROSTRUCTURE OF ALUMINIUM ALLOY POWDER BY TWO-STAGE ATOMIZATION. Acta Metall Sin, 1996, 32(10): 1034-1038.

Abstract References Related Articles Recommended Metrics Download:  PDF(428KB)  Export:  BibTeX | EndNote (RIS)       Abstract  In this paper,four aluminium alloy powders were prepared in a two-stage atomization equipment.The particle sizes, morphology and microstructure were examined.The cooling rate of powder was also determined.The average size of particles by two-stage atomization is double finer than that by gas atomization,and the average cooling rate is ten times as high as that by gas atomization.The microstructure of particle in Al-Si alloy mainly consists of block supersaturation solid solutions with different contents of silicon. Key words:  rapid solidification      two-stage atomization      powder      aluminium alloy      Received:  18 October 1996      Service E-mail this article Add to citation manager E-mail Alert RSS （） Articles by authors URL:  https://www.ams.org.cn/EN/     OR     https://www.ams.org.cn/EN/Y1996/V32/I10/1034 1KuroishiN,OdaniY,TakedaY．MetPowderRep,1985;40:6402SumitomoLightMetalIndustriesLtd．MetPowderRep,1994,49:263MasahiroOguchi,YoshioHarakawa,AkihisaInoue,TsuyoshiMasummto．MaterSciEng,1994;Al81//Al82:11614LaverniaEJ,AyersJD,SrivatsanTS．IntMaterRevi,1992;37(1):15沈军,崔成松,蒋祖龄,李庆春．金属学报,1994;30:B3426TdeschiniP,ChampierG,SamuelFH．JMaterSci,1992;27:35397AzizMJ．JApplPhys,1982;53:1158j [1] BAI Jiaming, LIU Jiantao, JIA Jian, ZHANG Yiwen. Creep Properties and Solute Atomic Segregation of High-W and High-Ta Type Powder Metallurgy Superalloy[J]. 金属学报, 2023, 59(9): 1230-1242. [2] ZHENG Liang, ZHANG Qiang, LI Zhou, ZHANG Guoqing. Effects of Oxygen Increasing/Decreasing Processes on Surface Characteristics of Superalloy Powders and Properties of Their Bulk Alloy Counterparts: Powders Storage and Degassing[J]. 金属学报, 2023, 59(9): 1265-1278. [3] ZHANG Deyin, HAO Xu, JIA Baorui, WU Haoyang, QIN Mingli, QU Xuanhui. Effects of Y2O3 Content on Properties of Fe-Y2O3 Nanocomposite Powders Synthesized by a Combustion-Based Route[J]. 金属学报, 2023, 59(6): 757-766. [4] XU Lei, TIAN Xiaosheng, WU Jie, LU Zhengguan, YANG Rui. Microstructure and Mechanical Properties of Inconel 718 Powder Alloy Prepared by Hot Isostatic Pressing[J]. 金属学报, 2023, 59(5): 693-702. [5] ZHU Yunpeng, QIN Jiayu, WANG Jinhui, MA Hongbin, JIN Peipeng, LI Peijie. Microstructure and Properties of AZ61 Ultra-Fine Grained Magnesium Alloy Prepared by Mechanical Milling and Powder Metallurgy Processing[J]. 金属学报, 2023, 59(2): 257-266. [6] MA Guonan, ZHU Shize, WANG Dong, XIAO Bolv, MA Zongyi. Aging Behaviors and Mechanical Properties of SiC/Al-Zn-Mg-Cu Composites[J]. 金属学报, 2023, 59(12): 1655-1664. [7] WANG Meng, YANG Yongqiang, Trofimov Vyacheslav, SONG Changhui, ZHOU Hanxiang, WANG Di. Effects of Particle Size on Processability of AlSi10Mg Alloy Manufactured by Selective Laser Melting[J]. 金属学报, 2023, 59(1): 147-156. [8] SUN Tengteng, WANG Hongze, WU Yi, WANG Mingliang, WANG Haowei. Effect ofIn Situ 2%TiB2 Particles on Microstructure and Mechanical Properties of 2024Al Additive Manufacturing Alloy[J]. 金属学报, 2023, 59(1): 169-179. [9] LIANG Chen, WANG Xiaojuan, WANG Haipeng. Formation Mechanism of B2 Phase and Micro-Mechanical Property of Rapidly Solidified Ti-Al-Nb Alloy[J]. 金属学报, 2022, 58(9): 1169-1178. [10] YANG Qinzheng, YANG Xiaoguang, HUANG Weiqing, SHI Duoqi. Propagation Behaviors of Small Cracks in Powder Metallurgy Nickel-Based Superalloy FGH4096[J]. 金属学报, 2022, 58(5): 683-694. [11] BI Jiazi, LIU Xiaobin, LI Ran, ZHANG Tao. Tribological Properties of Polyalphaolefin (PAO6) Lubricant Modified with Particles Additives of Metallic Glass[J]. 金属学报, 2021, 57(4): 559-566. [12] CHEN Junzhou, LV Liangxing, ZHEN Liang, DAI Shenglong. Precipitation Strengthening Model of AA 7055 Aluminium Alloy[J]. 金属学报, 2021, 57(3): 353-362. [13] LIU Chao, YAO Zhihao, GUO Jing, PENG Zichao, JIANG He, DONG Jianxin. Microstructure Evolution Behavior of Powder Superalloy FGH4720Li at Near Service Temperature[J]. 金属学报, 2021, 57(12): 1549-1558. [14] BI Sheng, LI Zechen, SUN Haixia, SONG Baoyong, LIU Zhenyu, XIAO Bolv, MA Zongyi. Microstructure and Mechanical Properties of Carbon Nanotubes-Reinforced 7055Al Composites Fabricated by High-Energy Ball Milling and Powder Metallurgy Processing[J]. 金属学报, 2021, 57(1): 71-81. [15] HAO Zhibo, GE Changchun, LI Xinggang, TIAN Tian, JIA Chonglin. Effect of Heat Treatment on Microstructure and Mechanical Properties of Nickel-Based Powder Metallurgy Superalloy Processed by Selective Laser Melting[J]. 金属学报, 2020, 56(8): 1133-1143. No Suggested Reading articles found! Viewed Full text Abstract Cited   Shared      Discussed