2003


Date of Release:

2022-09-22

Complete the transformation of CNC full closed-loop external circular and high grinding machine; <br> The roughness Ra 0.003 precision mirror coating roller and high precision twill coating roller (applied to 3M Shanghai Company) were developed successfully.

完成了数控全闭环外圆中高磨床改造;<br>
开发成功了粗糙度Ra 0.003精密镜面涂布辊、高精度斜纹涂布辊(应用于美国3M上海公司);