The bond definitely gets stronger over time. Make a small test piece (1" x 2" acrylic) and wait a day or two. You shouldn't be able to pull it apart with your fingers. Don't use acetone on the acrylic.
Gary S/V Kaylarah ~~~~~~~_/)~~~~~~ On Fri, Jul 6, 2018 at 6:05 PM, Matthew L. Wolford via CnC-List < cnc-list@cnc-list.com> wrote: > I just finished this project using VHB tape, Corning 795, and black paint > on the inside edge. The windows look much faster – worth at least a half a > knot. > > I made a minor mistake in the length of a piece of tape being applied to > the window cavity. Based on warnings that the tape never comes off, I was > concerned that I wouldn’t be able to correct the mistake. However, I was > able to remove and replace the piece of tape without issue – it just peeled > off. My take-away is that the tape is not quite as permanent as everyone > warns. I did read somewhere that the bond gets stronger over time, so this > may be why it was easy to remove when I first applied it. > > Aside from removing old butyl, filling holes and sanding to create a flat > surface, the only other prep work I did on the window cavity was vacuuming > the dust and wiping the surface clean with a generous amount of acetone. > This seemed to work fine. > > *From:* Mark Baldridge via CnC-List <cnc-list@cnc-list.com> > *Sent:* Friday, July 06, 2018 4:38 PM > *To:* cnc-list@cnc-list.com > *Cc:* Mark Baldridge <jmbaldri...@gmail.com> > *Subject:* Stus-List VHB tape adhesion > > Hi All, > > I'm having the fixed windows replaced on my C&C 37/40+. I had fiberglass > work done to clean up the window opening on the deck before putting the new > windows on. > I bought the windows from South Shore and am having them installed with 3M > VHB tape, then Dow 795 caulking. > The VHS tape adheres great to the windows, but not so well to the deck. > There is 2 part epoxy primer on the window openings and it has been > properly cleaned. A test area has been sanded and the tape doesn't appear > to stick there much better. There is plenty of heat here in the North > Carolina, so that is not the problem. > > Has anyone else had this issue of the tape not sticking well to the deck > and possibly have suggestions that I can pass to the yard? > > Thanks, > Mark Baldridge > ~~~~~~~~~~~~~~~~~~~~~~_/) > '89 C&C 37/40+ "The Edge" > Surf City, NC > > ------------------------------ > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > >
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