From DMSO, ACN and AC solution HMX crystals were grown in a regular shape with smooth surface.

• 以丙酮、乙腈和二甲基亚砜为溶剂重结晶得到的HMX呈宝石状单晶，晶面比较完整，表面比较光滑，晶体大小也较均匀；