A good majority of the current CF frames do not use aluminum at all. On the
CF/Aluminium frames being currently, hard anodizing or coatings are used on the
aluminum to prevent galvanic corrosion.
Jim Couch
Josh Putnam wrote:
> Tom@xxxxxxxxxxxxx writes:
>
> >I've read that carbon fibre is about 1/2 the weight of aluminum in a
> >similar application. Titanium is 25 0.000000e+00avier than aluminum. In
> >resin, it's
> >probably not conductive, so could serve as a substrate for circuits.
>
> At least in bicycle frames, CF proved conductive enough to cause
> electrolysis failures in early CF/aluminum frames. I don't
> recall how this was resolved, but it's not a problem on current
> commercial CF/aluminum frames as far as I know.
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