[C320-list] Hull prep

[Elizabeth Schwartz]

Ahoy all.......Has anyone used nut shell blasting? Some of the 
contractors I have called to blast the bottom recommended this for the 
job. Joe....#245 
 
 
 On Sun, Mar 30, 2014 at 10:08 PM, Allan S Field wrote:
 
 > As further evidence of the lack of blistering with these boats, ours 
has
> been in the water for 13 years, coming out only every 2 years for a 
> week to
> paint.  And the boats in CA are the same - they come out only for 
> painting
> and go right back in.  The money I save in hauling and land storage, 
> of
> course, goes back on the hull to once again slough off into the Bay
> prematurely! - Allan
>
> -----Original Message-----
> From: c320-list-bounces at lists.catalina320.com
> [mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of Peter 
> Sheerin
> Sent: Sunday, March 30, 2014 9:46 PM
> To: C320-List at Catalina320.com
> Subject: Re: [C320-list] Hull prep
>
> Alan, it's about 8 years since new. The layers are looking very 
> patchy, and
> some minor bubbles have appeared. I believe it is recommended to strip 
> back
> to gel coat every 10 years to check for osmosis.
> Once stripped and checked, we will apply a coat of epoxy sealer prior 
> to 2
> coats of micron 66.
> Peter Jaraman1096
>
> Sent from my iPad
>
>> On 31 Mar 2014, at 11:20 am, "Allan S Field"
> wrote:
>>
>> Just curious as to why you feel the need to soda blast down to the 
>> hull.  My understanding is that Micron 66 is a multi-season paint 
>> that can be stored, launched, re-stored, and re-launched without 
>> limitation.  Interlux recommends one color of paint as the first coat 
>> then another color for the next and subsequent coats (I do 3 every 2 
>> years).  When you see the first coat, that's the time to repaint. 
>> The Interlux website has quite a bit of product info that probably 
>> would be
> beneficial to review in detail.
>>
>> That said, I am having mine soda blasted this summer only because 
>> when the boat was originally commissioned, the boat wasn't mold 
>> de-waxed.  I have never been able to get paint to stick so am 
>> starting all over again.  And no, the dealer would not stand behind 
>> his failure to take responsibility for the actions of his 
>> subcontractor.
>>
>> Allan S. Field
>> Sea Shadow - #808
>> Columbia, MD
>>
>> -----Original Message-----
>> From: c320-list-bounces at lists.catalina320.com
>> [mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of Peter 
>> Sheerin
>> Sent: Sunday, March 30, 2014 6:43 PM
>> To: C320-List at Catalina320.com
>> Subject: [C320-list] Hull prep
>>
>> We are about to prep our hull for anti fouling. We always use 
>> International Micron 66. We find in our location (saltwater), that we 
>> get about 2 - 3 years. We intend prior to our next application to 
>> take all paint off, back to the gel coat. We have been advised that 
>> this can be done by either sand blasting or soda blasting. Does 
>> anyone have any experience with either method? We have heard pros and 
>> cons for both. Peter Jaraman1096
>>
>> Sent from my iPad
>>
>
>