国内外3D打印技术飞速发展,金属3D打印也逐渐成为人们关注的重点。文章对3D打印用金属粉末的发展历程及趋势进行了分析,重点讨论气雾化技术及其制备的金属粉末现状。 The rapid development of 3D printing technology at home and abroad, metal 3D printing has gradually become the focus of attention. This paper analyzes the development process and trend of metal powder for 3D printing, and focuses on the current status of gas atomization technology and metal powder preparation.