Chin J Mater Res  1990, Vol. 4 Issue (6): 522-525    DOI:

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PREPARATION AND PROPERTIES OF DIRECTIONAL COLUMNAR CRYSTAL IN NdFeB PERMANENT MAGNETIC ALLOY

CHEN Zhongmin;ZOU Guangrong;SHI Zhengxing;FU Hengzhi;WANG Leyi(Northwestern Polytechnical University)

CHEN Zhongmin;ZOU Guangrong;SHI Zhengxing;FU Hengzhi;WANG Leyi(Northwestern Polytechnical University). PREPARATION AND PROPERTIES OF DIRECTIONAL COLUMNAR CRYSTAL IN NdFeB PERMANENT MAGNETIC ALLOY. Chin J Mater Res, 1990, 4(6): 522-525.

Abstract References Related Articles Recommended Metrics Download:  PDF(807KB)  Export:  BibTeX | EndNote (RIS)       Abstract  Directional columnar crystal specimens of NdFeB alloy have been obtainedby LMC directional solidification technique.The width of columnar crystal is 60—120μm,which decreases with increase of the drawing velocity.It has been found that the columnarcrystal Key words:  NdFeB permanent magnetic alloy      directional solidification      columnar crystal      preferential growth direction      Received:  25 December 1990      Service E-mail this article Add to citation manager E-mail Alert RSS （） Articles by authors URL:  https://www.cjmr.org/EN/     OR     https://www.cjmr.org/EN/Y1990/V4/I6/522 1 FU Hengzhi et al.Intermag＇89 Coference,GL-12,Washington,1989:3797 2 Sagawa M et al.Jap J Appl Phys,1987;26:785 3 Kura W,毛协民译.凝固原理.西安:西北工业大学出版社,1987:65 [1] WANG Guotian, LONG Zekun, WU Biao, WANG Qiang, DING Hongsheng. Effects of Pulse Current on the Microstructure and Properties of Directionally Solidified TiAl Based Alloy in Cold Crucible[J]. 材料研究学报, 2022, 36(9): 706-714. [2] WANG Guotian, WANG Qiang, GUO Jianhua, DING Hongsheng, SUN Hongzhe. Effect of Electric Field on Solidification Structure of Directionally Solidified Peritectic Alloys[J]. 材料研究学报, 2022, 36(7): 545-551. [3] GUO Junjie, WANG Guotian, MENG Fanying. Microstructure and Properties of Ti-(43-48)Al-2Cr-2Nb Alloy Prepared by Directional Solidification[J]. 材料研究学报, 2020, 34(7): 554-560. [4] Jianwei ZHANG, Yingju LI, Yuansheng YANG. Effect of Applied Pulsed Magnetic Field during Directional Solidification on Solidified Structure of H13 Steel[J]. 材料研究学报, 2017, 31(10): 721-727. [5] Yugeng LI,Qinglin JIN,Tianwu YANG,Zaijiu LI. Influence of Solidification Rate on Pore Structure of Lotus-type Porous Metals[J]. 材料研究学报, 2014, 28(6): 476-480. [6] YANG Guirong,ZHAO Hu, SONG Wenming,LI Jian, MA Ying. Wear Behavior of Ni-base Composite Coating With Directional Solidification Structure[J]. 材料研究学报, 2013, 27(3): 279-286. [7] JI Ming DONG Wei TAN Yi SUN Shihai LI Guobin. Purification Behavior of Impurity Aluminum in Multicrystalline Silicon by Vacuum Induction Melting and Directional Solidification Method[J]. 材料研究学报, 2010, 24(4): 373-377. [8] Xiao Xuan Guo Jianting Liu Yang Zhao Haitao. Effect of liquid metal cooling on microstructures of directionally solidified NiAl–Cr(Mo)–Hf(Ho) alloy[J]. 材料研究学报, 2009, 23(4): 437-443. [9] LIU Xiaohua; GUO Xiping;JIE Wanqi;ZHOU Yaohe(State Key Laboratory of Solidification Processing; Northwestern Polytechnical University;Xi 'an 710072; China). RADIAL SOLUTE SEGREGATION DURING UNIDIRECTIONAL SOLIDIFICATION[J]. 材料研究学报, 1998, 12(2): 123-127. [10] LI Jinfu; YANG Gencang; LU Yili ;ZHOU Yaohe (State Key Laboratory of Solidification Processing; Northwestern Polytechanical University). MECHANICAL PROPERTIES OF THE UNIDIRECTIONALLY SOLIDIFIED STRUCTURE OF THE HIGHLY UNDERCOOLED Cu-30Ni ALLOY[J]. 材料研究学报, 1997, 11(2): 137-142. [11] WEI Pengyi; LI Jianguo; FU HengZhi(Northwestern Polytechnical University). NON-STEADY SELF-ORGANIZATION DURING SINGLE CRYSTAL INITIAL GROWTH OF SUPERALLOY DD3 UNDER HIGH TEMPERTURE GRADIENT DIRECTIONAL SOLIDIFICATLON CONDITION[J]. 材料研究学报, 1996, 10(6): 580-586. [12] ZHAO Zhilong;LU Deyang; LIU Lin; ZHU Ming(Dept of Mechanical Engineering; Northwestern Polytechnical)Correspondent:(Dept of Mechanical Engineering; Northwertern Polytechnical University;Xi'an 710072). EFFECT OF EXTRA-GRAVITY ON THE MICROSTRUCTURE AND MORPHOLOGY OF Ph-Sn EUTECTIC[J]. 材料研究学报, 1996, 10(2): 153-156. [13] WANG Zujin;HUANG Tao; LI Jianguo; MAO Xiemin; FU Hengzhi(Professor. National Solidification Processing Lab. Northwestern Polytechnical University.Xi'an 710072; China). IN-SITU OBSERVATION OF DENDRITE-MICROCELL TRANSITION IN NEAR-RAPID DIRECTIONAL SOLIDIFICATION[J]. 材料研究学报, 1995, 9(2): 167-170. [14] HE Guo;LI Jianguo; MAO Xieming; FU HengZhi(Northwestern Polytechnical University)(Correspondent:LI Jianguo; Associate Professor; National Solidification Processing Laboratory;Northwestern Polytechnical University; Xi'an 710072). EFFECTS OF INTERFACE KINETICS ON PLANAR INTERFACE STABILITY[J]. 材料研究学报, 1995, 9(1): 7-12. [15] MA Dong; HUANG Weidong (The State Key Laboratory of Solidification Processing; Northwestern Polytechnical University). FURTHER ANALYSIS OF KF STABILITY CRITERION[J]. 材料研究学报, 1994, 8(6): 501-506. No Suggested Reading articles found! Viewed Full text Abstract Cited   Shared      Discussed