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Would a large aluminum (or copper) block make a good heatsink?

Fresh5 days ago
Mar 15, 20263746 views
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Problem

I was just curious how much of a difference having the fins makes in a heatsink vs just a large block of metal.

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Fix for: Would a large aluminum (or copper) block make a good heatsink?

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The heat radiates from the surface of a heat sink, so the greater the surface area, the better the heatsink. Roughly speaking, if you cut a load of slots in your big block of aluminium, you could end up with, say, 5 times the surface area, and the h…

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