Aluminum heat sink These are one of our main products. We are experienced in processing various heat sinks with good quality and reasonable price. Prompt delivery. Feature: 1) with a good performance of thermal spreading. 2) optimum design for different types of heat sinks and associated design parameters is provided. Material: aluminum alloy. Surface treatment: anodized and also provided as customers' requirement. Package: usual package or packing as your request. Please feel free to contact us if you are interested in it. Other details will be negotiated further. 1. Alloy: 6063, 6061 or according to your request. 2. With a good performance of thermal spreading. 3. Optimum design for different type, associated design parameter. 4. Surface treatment: anodized, powder coating, polish, mill finish, sand blasting, wiredrawing, and so on. 5. Package, normal package or according to your request.