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Old 08-30-2004 | 01:24 PM
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rfw1953
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From: Hampton Cove, AL
Default RE: Epoxy or CA for framing?

It appears you guys use a combination with any and all being good. I have talked with a few of the builders at my club and many have mixed emotions about using CA. They mentioned things like wicking and being brittle as well. The other concern was pertaining to non-perfect joints that aren't good and tight. Basically the attitude was that using CA was OK for speed, but then they recommend you go back over with a thinned down epoxy as a final step.

Since this is a Cub with huge WS 105", I'm not as concerned as I might be about epoxy VS CA from a weight stand point. The wing is so big, and with a twin Saito 182 on the nose I will have plenty of lift and power if I add a little weight using epoxy. Since this is my first kit I might as well build it to be strong. I would like this one to hold together and last 20 years or so like the examples I have read about. I picked up some tightbond and will give this a try. The tightbond appears to be a good alternative to having to mix epoxy in such small quantities. I will use epoxy on the stress points, tightbond for your basic framing out and thick CA where it need speed and where it doesn't seem to be very critical. Sound like a good plan?

Thanks for the suggestions.