为了加速我国电子行业无铅化进程,利用自行设计的超音速雾化制粉试验装置,研究了过热度对Sn3Ag2.8Cu合金无铅焊锡雾化粉体颗粒形貌的影响.结果表明:通过调整合金的过热度,能够控制雾化粉体中卫星颗粒及异形颗粒的比例;当合金过热度为150 ℃时,雾化粉体中卫星颗粒和异形颗粒最少,颗粒球形度最好;当合金过热度为100 ℃时,雾化粉体颗粒球形度较差;当合金过热度为250 ℃时,雾化粉体卫星颗粒和片状颗粒较多.
所属栏目
试验研究西安石油大学材料加工工程重点学科资助项目;西安石油大学青年基金资助项目(2005-47)
收稿日期
2008/12/82009/7/16
作者单位
许天旱:西安石油大学材料科学与工程学院, 西安 710065
王党会:西安石油大学材料科学与工程学院, 西安 710065
备注
许天旱(1971-),男,陕西礼泉人,讲师,博士研究生.
引用该论文:
XU Tian-han,WANG Dang-hui.Effect of Superheat on Particle Morphology of Atomized Sn3Ag2.8Cu Alloy Powders[J].Materials for mechancial engineering,2010,34(1):24～27
许天旱,王党会.过热度对Sn3Ag2.8Cu合金雾化粉体颗粒形貌的影响[J].机械工程材料,2010,34(1):24～27
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