... and Good after-sale service Aluminium Base Metal Clad PCB/LED circuit board PCB in high qualityWe ... capability :SpecificationsDetailsMaterial TypeFR-4, CEM-1, CEM-3, Aluminium Clad,Arlon*,Teflon,Taconic, Rogers*, Polyimide*, Kapton,DupontMaterial Thickness ( ... (ELectroless Nickel Immersion Gold), OSP, Immersion Silver,Immersion Tin, Immersion Nickel, Hard Gold, OtherCopper Weight0.5OZ-7OZTrace/Space ...