The influence of different preserving media on the UFD production is studied through experiments and analysis. The speed of heatconduction between detonation products(DP) and outside media has great influence on UFD yield.

• 研究了不同保护介质对超微金刚石（UFD）生成的影响，认为爆轰产物与外部介质间的传热速度对UFD得率影响很大；