As a New-on product, Raspberry Pi 3 Model B has newly 64-bit quad-core and internal WI-FI and Bluetooth. Its high performance improved tenfold compared with the former generation. That is to say, you should equip it with strong cooling system. The set of heatsinks can meet your demands very well.
Thermal conductive adhesive tape of heat silk is from 3M enterprise Model 8810, one of the fortune 500 enterprises world-wide. It be able to bear long time high temperature up to 100?.