| 研磨方式对电瓷坯料粒度分布及性能的影响 |
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| 引用本文： | 郭雁,肖汉宁,胡文华. 研磨方式对电瓷坯料粒度分布及性能的影响[J]. 硅酸盐通报, 2011, 30(5): 1131-1135 |
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| 作者姓名： | 郭雁 肖汉宁 胡文华 |
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| 作者单位： | 湖南大学材料科学与工程学院,长沙,410082;萍乡市华为电瓷电器科技有限公司,萍乡,337200 |
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| 基金项目： | 国家自然科学基金(No.50972042) |
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| 摘 要： | 比较了单一球磨(BM)和球磨与搅拌式砂磨相结合(BM +SM)两种研磨方法对电瓷坯料粒度分布及其性能的影响.用激光粒度分析仪测试了不同试样的粒度分布,用XRD和SEM表征了烧结试样的物相组成和显微结构.结果表明:球磨8h后再经过搅拌式砂磨机研磨1 min的坯料特征粒度与球磨14 h的坯料特征粒度相比,D10和D50较为接近,但D90和 D99均明显减小；球磨8h后再砂磨1 min的坯料干坯强度提高了14％,烧成后瓷质抗弯强度和电气强度分别提高了约10％和8.5％,试样显微结构中晶粒尺寸较小,气孔率低且气孔尺寸较小,形状多呈规则的球状.
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| 关 键 词： | 电瓷 搅拌式砂磨 粒度分布 机电性能 显微结构, |
Effect of Grinding Methods on the Particle Size Distribution and Performances of Electrical Porcelain |
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| GUO Yan,XIAO Han-ning,HU Wen-hua. Effect of Grinding Methods on the Particle Size Distribution and Performances of Electrical Porcelain[J]. Bulletin of the Chinese Ceramic Society, 2011, 30(5): 1131-1135 |
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| Authors: | GUO Yan XIAO Han-ning HU Wen-hua |
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| Affiliation: | GUO Yan1,XIAO Han-ning1,HU Wen-hua2(1.College of Materials Science and Engineering,Hunan University,Changsha 410082,China,2.Pingxiang Huawei Electrical Porcelain and Electrical Appliance Technology Co.,Ltd,Pingxiang 337200,China) |
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| Abstract: | The effects of single ball milling(BM) and ball milling combined with stirred bead milling(BM+SM) on the particle size distribution and performances of electrical porcelain were compared.The size distribution of the slurry was tested by laser particle size analyzer.The phase composition and microstructure were characterized by XRD and SEM.Compared the particle size of ball milling for 8 h combined with stirred bead milling for 1 min(BM8+SM) with that of single ball milling for 14 h(BM14),D10 and D50 were si... |
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| Keywords: | electrical porcelain stirred bead milling particle size distribution electromechanical performance microstructure |
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