At PSI, we stand firmly behind our quality. We will do whatever it takes to satisfy your needs for quality and consistency, every time. ​ We offer 6063 and 6061 - the most commonly used alloy's of the common 6000 series. ​ Specializing in close tolerance precision aluminum extrusions, we offer a full range of other services. Including aluminum fabrication, aluminum part assembly, and a variety of finishing options done in our full in-house anodizing and painting line. (less)