Matt Broze wrote: I was the one with the experience using Super 90 on a poly kayak. It has only been on for 1.5 years and with Matt's helpful information I now may expect failure. I will re-outfit the foam padding with the 80 and hope for better. Thanks very much Matt. gabriel > > > > Anyone know anything about the 3M product? > > > Oops, I'm on the digest and forgot I was going to respond to this (and > whoever said use Spray 90). A recent post containing the above from Andy > reminded me. > Spray 90 works really well for a lot of things but it is not waterproof. > When it first came out somebody glued a bunch of foam buoys together with it > and they were coming apart in two weeks of being in the salt water. 3M is > real hesitant about calling any glue waterproof but the one I would use is > 3M Spray 80(and have used for well over ten years to glue the vinyl or > rubber sliding seat track rails to the glass hull)--I sand both surfaces and > I haven't had any fail yet that I know of--except for the one I used Spray > 90 on in a demo kayak to test it out when it first came out--it lasted 3 > years or so before it failed). > > If you are talking gluing to a poly kayak then all bets are off (but spray > 80 is the first contact cement I would try because for one thing it is > formulated to "resist plasticizer migration". The slippery waxy plasticizer > migrating to the surface (why a plastic kayak gets brittle with age and/or > sun) means that anything glued to that surface will eventually get this waxy > slippery stuff between the glue and the surface. Highly flammable, be real > careful about anything that could make a spark. ember or flames around it > (but that's another story). A lot harder to find than Spray 90 too. Be sure > to really rough up the surface on the plastic real well too. > > Matt Broze > -- : : Gabriel L Romeu : http://studiofurniture.com furniture from the workshop : http://members.xoom.com/gabrielR life as a tourist, daily journal : http://users.aol.com/romeugp paintings, photographs, etchings, objects *************************************************************************** PaddleWise Paddling Mailing List - All postings copyright the author and not to be reproduced outside PaddleWise without author's permission Submissions: paddlewise_at_lists.intelenet.net Subscriptions: paddlewise-request_at_lists.intelenet.net Website: http://www.paddlewise.net/ ***************************************************************************Received on Thu May 18 2000 - 02:33:10 PDT
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