Bonded Fin Heat Sink Base material: AL 6063 - Base, AL 1100 - Fins Product Range and Capabilities: Heatsinks - standard and custom in a wide variety of product profile options, e. G.: - Off-the-shelf cooling solutions for standard electrical packages, such as TO-220, TO-218, with clips and many other models - Active cooling products for CPU cooling applications for popular microprocessors, including interface material and attachment methods as required; BGA or PGA applications are available. - Extensive aluminum extrusion offering; our factories have over 1,000 tooled models available for a variety of applications. Maximums: Max. Fin eight (total):2 inches; max. Aspect ratio:26; max. Diagonal length:11.85 inches. Applications: Power supply, Automotive, Communication, Industrial Controls, Consumer Electronics, Aerospace and Defense Industries