[Public-List] Custom Gaskets

[Gordon Laco]

I think the 5200 makes a more durable gasket-like and tear proof membrane
than less adhesive-like compounds.

Gord #426 SURPRISE 


On 30/11/11 12:03 PM, "John Riley" <jriley at dsbscience.com> wrote:

> Jim Davis wrote:
>> Lifted from the American Schooner Association website.  I have not tried
>> this, although I know the man who suggested it and his boat.
>> 
>> "For those that have various deck fittings that are removed from time to time
>> to facilitate painting or varnishing, here is a good trick from Joe and Jamie
>> Lowell at Even Keel Marine to make a permanent reusable gasket. Tape the area
>> off and apply three coats of high temperature mold release wax to the deck
>> and the bottom of the fitting. Spread 5200 on the bottom of the fitting and
>> screw it in place (but not totally tight). When the 5200 cures, pull the
>> fitting off and take the 5200 gasket up and trim it. You now have a custom
>> gasket that can be reused for decades. Clean off the wax, and screw it back
>> down.
>> We used this method to bed the iron ballast on Blackbird (see recent
>> restoration photos), except we did not take it apart afterwards. Much better
>> than any other elastomer or tar, and the 5200 will last a very long time
>> underwater and the ballast can still be removed if that is ever needed."
>> 
>> http://www.amschooner.org/node/51
>> 
>> 
>> 
>> Jim Davis
>> Privateer Isa Lei
>> 
>> T
> I don't understand...if you want it to be removable, why bother spending
> the money on an ADHESIVE like 5200, and going to the trouble to defeat
> the adhesive properties with extra steps?
> 
> I must be missing something; this seems like another example of a
> complicated solution to a rather simple problem, and one that's been
> solved 1000 ways already.
> 
> Curmudgeonly Yours,



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