[Public-List] Natural aluminum finish for mast/boom

[americo silva]

get info on airplane painting they have it down pat


On Tue, Mar 12, 2019 at 7:02 PM Michael Grosh via Public-List <
public-list at lists.alberg30.org> wrote:

> aluminum is tough to paint. The oxidation can be considered a protective
> barrier (that is what the anodizing process is as in anodized spars). The
> problem is paint doesn't stick to that well without fairly aggressive
> priming-it's an acid process.
>
> On Tue, Mar 12, 2019, 15:57 Christian Douglas via Public-List <
> public-list at lists.alberg30.org> wrote:
>
> > I stripped my spreaders last night and just started on the boom. The tops
> > of the spreaders barely had paint left on them. The boom has lots of
> paint
> > flaking off. Looking for recommendations about leaving the aluminum
> > natural. Would I need to get rid of the current oxidation? Does the
> > aluminum need to be treated in any way? Clear coat? Any help on going
> this
> > route would be appreciated.
> >
> > Christian
> > Kittiwake #76
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