| 反应烧结制备Ti_2AlN-TiN复合材料 |
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| 引用本文： | 梁宝岩,王明智. 反应烧结制备Ti_2AlN-TiN复合材料[J]. 东北重型机械学院学报, 2010, 0(3): 204-206 |
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| 作者姓名： | 梁宝岩 王明智 |
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| 作者单位： | 燕山大学亚稳材料制备技术与科学国家重点实验室,河北秦皇岛066004 |
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| 基金项目： | 燕山大学优秀博士生科学基金资助项目（YSU200902） |
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| 摘 要： | 采用2Ti/2Al/3TiN粉体为原料,通过反应热压烧结,以制备Ti2AlN-TiN复合材料。采用X射线衍射（XRD）、场发射扫描电镜（FE-SEM）结合能谱仪（EDS）分析试样。研究结果表明,在1350℃保温2h,压力为30MPa,可烧结得到组织细小、致密的Ti2AlN-TiN复合材料。材料中层片状Ti2AlN晶粒长约5m,TiN晶粒大小为1~2m。复合材料具有良好的机械性能,其显微硬度与弯曲强度分别达8.57GPa和450MPa。
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| 关 键 词： | Ti2AlN TiN 反应烧结 |
Fabrication of Ti_2AlN-TiN composite by reaction sintering |
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| LIANG Bao-yan,WANG Ming-zhi. Fabrication of Ti_2AlN-TiN composite by reaction sintering[J]. , 2010, 0(3): 204-206 |
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| Authors: | LIANG Bao-yan WANG Ming-zhi |
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| Affiliation: | (State Key Laboratory of Metastable Materials Science and Technology,Yanshan University,Qinhuangdao,Hebei 066004,China) |
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| Abstract: | 2Ti/2Al/3TiN mixed powders are used as the starting materials for the fabrication of Ti2AlN-TiN composite by reaction hot pressing.The sample is analyzed by XRD and FE-SEM combined with EDS.The result shows that dense Ti2AlN-TiN composite with fine organization is produced by hot pressing at 1 350 ℃ for 2 h,the pressure of 30 MPa.Ti2AlN plate grains are about 5 m in length,TiN was 1-2 m.The composite possess good mechanical properties,which microhardness is 8.57 GPa and bending strength is 450 MPa. |
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| Keywords: | Ti2AlN TiN reaction sintering |
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