19720Re: [Michalak] Re: MDO
- Sep 4, 2009Sure, they're in a folder in the group photos called "Joe's AF4"
stephen pepper wrote:
> Anywhere I can see pictures of your recently completed Af4, that is
> the design I'm really interested in.
> --- On Thu, 9/3/09, Joe Stromski <j.stromski@...
> <mailto:j.stromski%40sbcglobal.net>> wrote:
> From: Joe Stromski <j.stromski@...
> Subject: Re: [Michalak] Re: MDO
> To: Michalak@yahoogroups.com <mailto:Michalak%40yahoogroups.com>
> Date: Thursday, September 3, 2009, 6:26 PM
> My recently completed AF4 is a combo of the 2 materials referenced
> below. 1/2" MDO (unknown brand) for the bottom, and 1/4" 5ply Baltic
> Birch "premium underlayment" for the sides. Both purchased from the
> local Menards. Both materials seemed of a very high quality and I'm
> happy with the finished results. Put a layer of cloth on the bottom, wet
> out with graphited epoxy for abrasion resistance. The balance of the
> boat was epoxy coated, primed with Benjamin Moore oil based primer, and
> painted with oil based gloss porch and floor enamel from True Value. I'm
> certainly hoping the materials are long-lived, of course only time will
> Regards to all,
> recree8 wrote:
> > For those not familiar with MDO - the spec sheets for the various kinds
> > are at this site:
> > http://www.olypanel .com/signMaking/ <http://www.olypanel
> > The Crezon /Two Step is about the best "bang for the buck" whereas the
> > Signal is the premium quality brand and lighter in weight. Both are far
> > superior to marine grade fir plywood.
> > The big advantage with this is that the suface has been Heat and
> > pressure sealed with a resin overlay that totally prevents checking and
> > is ready to paint and engineered to use polyurethane- acrylic paints and
> > caulking used for exterior house finishing. No epoxy/fiberglass
> > finishing is required except below the waterline for better
> > waterproofing or if finicky, to prevent abrasion wear on the deck
> > surface.
> > Disadvantage is it cannot be finished bright, but I would suggest this
> > applies to most plywood.
> > The topsides on my boat have been primed with epoxy coating before the
> > paint but that is sort of a belt and suspenders option.
> > But - and this is a big BUT - there is now imitation MDO arriving from
> > off-shore I have heard and all bets are off with that. My supplier told
> > me that if it doesn't have "Made in USA" or "Made in Canada "stamped on
> > the edges of each sheet it is not the real stuff.
> > My guys have also suggested there is some pretty good "Baltic Birch"
> > coming in from Europe that is made to high standards. Now birch veneers
> > are supposed to be rot prone, but if properly protected will last a long
> > time. There is a boat builder in Poland who uses it and has great
> > success, and many kayaks are made with it over there.
> > Nels
> > --- In Michalak@yahoogroup s.com <mailto:Michalak% 40yahoogroups. com>,
> > "recree8" <arvent@...> wrote:
> > >
> > > Chris,
> > >
> > > On two occasions I "piggy-backed" an order of thinner MDO on a bulk
> > order of construction weight stuff at my supplier and was not charged
> > any freight.
> > >
> > > Heavier MDO is used for concrete forms, and some is used in other
> > areas of home construction. I wanted 3/8" crezone and they only had 5/8"
> > in stock.I ordered 10 sheets and had to wait. The next day I got a call
> > it was on its way and was nicely wrapped and strapped with two sheets of
> > luan on the outside for protection. They threw it in too:-)
> > >
> > > Obviously this would not happen with marine grade as it is not used in
> > home construction but it is always worth a try to tell the retailer what
> > you want it for and see if they can help you.
> > >
> > > I do know that Olympic panel products are used to doing this as their
> > sales rep told me about it!
> > >
> > > http://www.olypanel .com/concreteFor m/faq.php
> > <http://www.olypanel .com/concreteFor m/faq.php>
> > >
> > > Not sure if that helps you though. What are you building?
> > >
> > > Nels
> > >
> [Non-text portions of this message have been removed]
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