Hi,
Paints like enamel based auto touch-up will act as an insulating blanket and reduce efficiency far worse than the scratch.
For cosmetic touchup, check out cold blueing for aluminum at a gun store. That stuff also doesn't kill heat dissipation properties, but increases it.
Cheers!
Paints like enamel based auto touch-up will act as an insulating blanket and reduce efficiency far worse than the scratch.
For cosmetic touchup, check out cold blueing for aluminum at a gun store. That stuff also doesn't kill heat dissipation properties, but increases it.
Cheers!
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