I used a sharp chisel to get the Plexus off. Alan Liles SV Elendil C&C 37/40+ Vancouver BC
> On Nov 15, 2019, at 6:22 PM, Patrick Davin via CnC-List > <cnc-list@cnc-list.com> wrote: > > Thanks for the replies, sounds like I can use either 3/8" or 1/4". I'm going > with 3/8" (9mm) for the extra strength and so it will be flush with the > exterior hull surface. The actual sizes from Acrylite are in mm, I just > measured in inches out of habit. > > I have one window pulled now (it came out quite easily, fortunately, after > thrubolts were removed). The prep / cleanup looks like it's going to take a > long time, as expected but maybe a bit worse than expected. This plexus stuff > is a *pain*. > > On the surface closest to the old window was a black rubbery sealant, which > comes off easily, but below that is some kind of black / brown hard epoxy. > From prior threads > (http://cnc-list.com/pipermail/cnc-list_cnc-list.com/2015-February/073099.html > ) I understand this is a methacrylate adhesive, aka Plexus (the brand name). > Robert H in the prior thread decided to just fair over it, which I may have > to do as well in some places. > > Another thread that discusses the Plexus headache is by Gary Russell - > http://cnc-list.com/pipermail/cnc-list_cnc-list.com/2015-December/080369.html > His experience was a bit different though (he had a very hard time separating > the old acrylic from the Plexus), which makes me think maybe our windows have > been previously replaced, and a sealant was used on top of the Plexus. It > sounds like he used a router or RotoZip to cut off the plexus. > > We shall see (this will take a while). > > -Patrick > > > > _______________________________________________ > > 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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