| 凝胶注模成型用316L不锈钢浆料的制备 |
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| 引用本文： | 张建伟,江开勇,王霏.凝胶注模成型用316L不锈钢浆料的制备[J].机械工程材料,2009(10). |
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| 作者姓名： | 张建伟 江开勇 王霏 |
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| 作者单位： | 华侨大学机电及自动化学院; |
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| 基金项目： | 教育部科学技术研究重点资助项目(208170); 国家科技支撑计划资助项目(2006BAF01A23) |
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| 摘 要： | 采用凝胶注模成型技术,以天然琼脂为凝胶体,选择合适的分散剂,对316L不锈钢浆料的制备进行了研究,分析了琼脂的凝胶化特性和不锈钢浆料的分散性与稳定性。结果表明:浆料中加入质量分数为0.7%的琼脂溶液,以聚丙烯酸钠做分散剂,分散剂用量(质量分数)为0.15%,选择pH值为10.0时,能够得到稳定的、悬浮性较好的316L不锈钢浆料,用此浆料成型后可烧结制备形状复杂的316L不锈钢制品。
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| 关 键 词： | 凝胶注模成型 悬浮浆料 黏度 流变性 |
Preparation of 316L Stainless Steel Powder Suspension Used for Gelcasting |
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| ZHANG Jian-wei,JIANG Kai-yong,WANG Fei.Preparation of 316L Stainless Steel Powder Suspension Used for Gelcasting[J].Materials For Mechanical Engineering,2009(10). |
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| Authors: | ZHANG Jian-wei JIANG Kai-yong WANG Fei |
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| Affiliation: | ZHANG Jian-wei,JIANG Kai-yong,WANG Fei(College of Mechanical Engineering and Automation,Huaqiao University,Quanzhou 362021,China) |
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| Abstract: | The preparation of 316L stainless steel powder slurry was studied by gelcasting technique using natural agar as gel and appropriate dispersant.The agar gelation characteristics,dispersion and stability of the stainless steel powder were analyzed.The results show that the stable and well dispersed 316L stainless steel powder slurry could be obtained when the agar mass fraction was 0.7%,the mass fraction of dispersant sodium polyacrylate was 0.15% and the pH value was 10.0.316L stainless steel parts with comp... |
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| Keywords: | gelcasting suspension viscosity rheology |
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