自蔓延高温合成二硅化钨粉末  

Study on WSi2 Powder Synthesized by Self-propagating High-temperature Method

作　　者：韩欢庆[1] 卢惠民[1] 邱定蕃[1] 褚征军[2] 

机构地区：[1]北京科技大学冶金学院,北京100083 [2]钢铁研究总院安泰公司,北京100081

出　　处：《中国钨业》2005年第4期39-41,共3页China Tungsten Industry

摘　　要：利用自蔓延高温合成法成功制备了WSi2粉末。计算了各相合成时的绝热温度,探讨了各相生成的先后顺序及转化关系,利用XRD及SEM分析了合成产物中相组成及组织形貌等。WSi2 powder is successfully synthesized by self-propagating high-temperature method. It is analyzed that the synthesizing order and transforming relationship between different W-Si phases by thermodynamic calculating and XRD methods. The influencing factors on synthesis process are investigated.

关 键 词：粉末冶金 WSi2 自蔓延高温合成 

分 类 号：TF124[冶金工程—粉末冶金]