浅谈内层411.6μm底铜制作工艺

Introduction to the inner end of 411.6?m copper processing technology

文字主要通过试验数据分析,确定内层411.6?m厚底铜板生产照片补偿参数及蚀刻工艺流程,建立标准化作业规范。

Through the test data analysis, this paper mainly determines the inner bottom of the 411.6μm copper production film compensation parameters and the etching process, and establishes a standardized operation specification.