What is the definition of a copper plate?
When the outer layer of the finished copper thickness is 2oz, the finished copper thickness is greater than 70UM, this screen printing solder, a printing has been able to ensure the thickness of ink line and corner, generally need to print two solder.
The circuit board inside the industry there is no precise definition of thick copper, the outer finished copper thickness more than 2oz thick copper is defined as. Thick copper plate mainly used in power products, voltage and current are relatively high when used.
