Bob,
Can you rent a soda blaster in your area?
I looked at buying one from Harbor Freight a couple years ago. Can't recall any
details but I considered doing myself.
I know the yard where I haul out in Pensacola does a lot of soda blasting.
Sounds like a good way to go.
Dennis C.
Sent from my iPhone
On Sep 6, 2012, at 11:59 AM, "Bob Hickson" <bobhick...@rogers.com> wrote:
> Thanks to everyone for your feedback / suggestions.
>
> I do not think that a pressure wash (high pressure) will work well on
> antifouling without damage to the gel coat.
> My boats have always been pressure washed in the fall by the yard after haul
> out and this certainly does not remove the bottom paint. Higher pressure
> might work but at the expense of the gel coat.
>
> I power sanded the bottom of my previous boat (Viking 28) and I am not
> anxious to repeat this experience on the 29. I had to sand the previous boat
> in mid winter because it had VC Tar under the paint and this cannot be sanded
> unless it is cold (it smears and blinds the sandpaper in warmer weather).
>
> I have a quote of $1,800 to soda blast the 29-2 .... seems pretty high.
>
> Have a second quote for $600 from a contactor that is going to use a wet sand
> blasting approach with very fine sand. I am a bit leary of this approach
> since I hear that you can do extensive damage to the gel coat / fiberglass by
> using sand. The sand is reportedly too aggressive.
>
> I am waiting for a quote from a contractor that can do dry ice blasting ...
> this sounds like a great approach since there is no blasting media to clean
> up. Will let you know what his price is.
>
> So far nobody has said very much about chemical strippers.
> I would like to know a bit more before I make a decision.
>
> The Franmar website has an interesting video (second link) about using their
> product “Soy Strip”
>
> http://www.franmar.com/industries/marine-boating.html
> http://www.franmar.com/videos/43-product-videos-bottom-boat-antifouling-paint-removal-soy-gel.html
>
> Was hoping for some firsthand feedback on this product or other chemical
> strippers.
>
> Looks like a choice between dry ice blasting or Soy Strip at this point
>
>
> Best regards,
> Bob Hickson, P. Eng, RHI, CEA
> C&C 29-2 Flying Colours
> (416) 919-2297
> bobhick...@rogers.com
>
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