Forum Discussion
tatest
Aug 09, 2013Explorer II
Most structural alloys need corrosion protection, even when the only other metals around are other aluminum alloys. Slight differences in chemistry will set up local cuurents. Dealing with corrosion in aluminum was the second largest maintenance cost, after engines, for our larger military aircraft in the 50s through 70s, when aircraft were no longer treated as disposable as they had been in WW2. So the problem is not just about rooftop boxes, it is about monitoring and treating corrosion in aluminum. Good coatings help, which is why LazyDaze uses aircraft grade coatings.
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