Understand the technical requirements and production specifications of aluminum substrate PCB in one article
I. Technical requirements of aluminum substrate The main technical requirements are: Dimension requirements, including board size and deviation, thickness and deviation, verticality and warpage; appearance, including requirements for cracks, scratches, burrs and delamination, aluminum oxide film, etc.; performance, including peel strength, surface resistivity, minimum breakdown voltage, dielectric constant, flammability and thermal resistance. Special testing methods…











