[Public-List] What is the ballast bedded in?

[Kris Coward]

On Sun, Apr 26, 2020 at 02:29:13PM -0300, Phil H via Public-List wrote:
> Hi, I dealt with water in that area by installing a garboard plug at the
> lowest point at the front of the keel. I also noticed the “sandy” substance
> inside.
> Just curious, though, is the cast iron rusty. If it is, even if you
> encapsulate it in epoxy, wouldn’t it continue to rust, even at a slower
> pace and eventually split the keel open? That’s my big fear.

I imagine that pace would be rather limited by the availability of
additional oxygen once the epoxy is in place. I don't know how
oxygen-permeable epoxy is, but my hunch is that it's very close to "not
at all".

-Kris

-- 
Kris Coward					http://unripe.melon.org/
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