sheet metal progressive stamping heat sinks 1)Progressive Die Stamping 2)Customized 3) ... efficiency 4)Competitive price We can provide various Heat Sinks as per customer's design, welcome to send ... ODM/OEM products are welcomed.Material:Steel, stainless steel, carbon steel, aluminum, zinc, brass, plastic etc.Making process:Stamping ... PVC coating, anodize, E-coating progressive stamping heat sinks