| 用碳还原磷酸钠变质处理过共晶Al-Si合金 |
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| 引用本文： | 尹卓湘. 用碳还原磷酸钠变质处理过共晶Al-Si合金[J]. 贵州工业大学学报(自然科学版), 1999, 28(2): 91-94 |
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| 作者姓名： | 尹卓湘 |
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| 作者单位： | 贵州工业大学冶金系,贵阳,550003 |
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| 摘 要： | 根据钠，磷对铝合金的变质，细化机理，用赤磷，磷酸钠辅以石墨碳粉，按一定比例配制的变质剂对过共晶Ａｌ－Ｓｉ合金熔体变质，细化处理，达到了细化，球化硅晶体的效果，蓟了分布均匀的微观组织。
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| 关 键 词： | 磷酸钠 硅晶体 变质 |
MODIFICATION TREATMENT OF HYPEREUTECTIC Al-Si ALLOY BY C REDUCTION Na3PO4 |
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| YIN Zhou-xiang. MODIFICATION TREATMENT OF HYPEREUTECTIC Al-Si ALLOY BY C REDUCTION Na3PO4[J]. Journal of Guizhou University of Technology(Natural Science Edition), 1999, 28(2): 91-94 |
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| Authors: | YIN Zhou-xiang |
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| Abstract: | According to the modification effect of Na and P on primary silicon dispersion,the refining quality modification treatment of hypereutectic Al Si alloys was conducted by using the mixture of red phosphorus,sodium phosphate and graphitic carbon powder.This treatment is effective in refining and sphericizing primary silicon crystal,forming microconstituents of dispersion. |
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| Keywords: | sodium phosphate silicon crystal refining quality modification |
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