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12811 china heat sink profile products are offered for sale by suppliers on Alibaba.com, of which aluminum profiles accounts for 75%, heat sinks accounts for 5%, and led profile light accounts for 2%. A wide variety of china heat sink profile options are available to you, such as cutting, punching and decoiling.You can also choose from is alloy, non-alloy china heat sink profile,as well as from t3-t8, t5/t6, and o-h112 china heat sink profile, and whether china heat sink profile is 6000 series, 1000 series, or 7000 series.