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归纳了用等离子旋转电极法 (PREP)制造的镍基高温合金粉末成品粉中常见的异常粉末颗粒类型 ;分析了异常颗粒产生的原因并提出了消除和控制的方法
The types of abnormal powder particles in nickel-based superalloy powder finished powders made by plasma-rotating electrode method (PREP) were summarized. The causes of the abnormal particles were analyzed and the methods of elimination and control were proposed