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About product and suppliers:
        Alibaba.com offers 2,602 thermal heatsink products. About 12% of these are aluminum profiles, 6% are heat sinks. 

A wide variety of thermal heatsink options are available to you, such as non-alloy, is alloy. You can also choose from square, t - profile, and angle. As well as from 6000 series, 1000 series, and 2000 series. And whether thermal heatsink is ce, ccc, or rohs. 

There are 2,602 thermal heatsink suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of thermal heatsink respectively. 

Thermal heatsink products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 870 with ISO9001, 242 with ISO/TS16949, and 187 with ISO14001 certification.