[Public-list] Bottom Job

[John Birch]

The late Tom Westran used the MAS product on a full gel peel on Brightling 
Sea II, a 1968 A-37 and raved about it. I saw the finished bottom and the 
fairing job and finish was better than new. Big job though.

Hope this is a help.

Cheers,
John

----- Original Message ----- 
From: "C.B. Currier" <cbcurrier at spinrx.com>
To: <public-list at alberg30.org>
Sent: Thursday, January 20, 2005 2:56 PM
Subject: Re: [Public-list] Bottom Job


>
> Here is a page from MAS epoxy on Blisters & Barrier Coating.
> http://www.masepoxies.com/blisterandbarrier.htm
>
> The general consensus is that epoxy is 2,000 times better adherence to
> anything compared to polyester.
>
> The old resins were not as good at curing and even today do not have the
> same quality of bond that epoxy does. Epoxy should prevent that which was
> allowed by the old gelcoats/polyester finishes. Hence an Interlux 2000
> barrier coat should do fine.
>
> However regular haulouts and a 10 year check are worth while.
>
> -- 
> C.B. Currier
> Infinity #57
> Daybreak #458
>
> George Dinwiddie said:
>> Roger L Kingsland wrote:
>>> George,
>>>
>>> 148 has been inside for 15 months ("the wheels of progress...").  I
>>> water
>>> blasted the interior a year ago and ran a dehumidifier for a few weeks
>>> after. Even if I barrier coat the bilge, I still wonder if it is
>>> possible to
>>> keep water out of the keel.  I understand the keel laid in epoxy but is
>>> it
>>> particle to assume water from the bilge will not infiltrate the area
>>> between
>>> the cast iron and fiberglass?  Can I assume if I discover few blisters
>>> after
>>> removing all paint that a barrier coat is unnecessary?
>>
>> I think a barrier coat is unnecessary and risky.  (I doubt Whitby used
>> any epoxy, too.  Polyester was pretty cutting edge, still, at the time.)
>>
>> My feeling is that boats get wet.  Hauling them out every year or two
>> and letting them dry out does a world of good.
>>
>>   - George
>>
>> --
>>   ----------------------------------------------------------------------
>>    When I remember bygone days                         George Dinwiddie
>>    I think how evening follows morn;            gdinwiddie at alberg30.org
>>    So many I loved were not yet dead,           http://www.Alberg30.org
>>    So many I love were not yet born.
>>                                              'The Middle' by Ogden Nash
>>   ----------------------------------------------------------------------
>>
>>
>>
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>
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