At present, the copper thickness of the PCB board is calculated by oz. 1oz means that the average copper foil weight in an area of 1 square foot is 28.35g. What does oz mean? How is oz converted into daily thickness units? Oz is the abbreviation of

The key to processing PCB printed boards with molds is the need to design and process molds with professional technical knowledge. In addition, the installation and commissioning of molds is also an important part. The punching machine (including t