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5299 heat sink material products are offered for sale by suppliers on Alibaba.com, of which aluminum profiles accounts for 12%, heat sinks accounts for 1%, and led profile light accounts for 1%. A wide variety of heat sink material options are available to you, such as cutting, punching and decoiling.You can also choose from is alloy, non-alloy heat sink material,as well as from t3-t8, t5/t6, and o-h112 heat sink material, and whether heat sink material is 6000 series, 1000 series, or 3000 series.