Ascend laboratory sealed sample making pulverizer mill grinder is a kind of small grinding equipment which is applicable for sample powder making for lab test. The machine adapts high frequency vibrating grinding method. Load materials into the bowl. With crushing ring and crushing hammer, bowl will vibrate and grind when rotating in a high speed. Materials will be crushed into 80-200 meshes by crushing ring and crushing hammer in 2-6 minutes. It can be used for test directly, easy to operate.