here is an example of an 18 year old composite going strong.
http://www.geocities.com/CapeCanaver...l/1653/q1.html

think about helicopter rotor blades that last for many many years and flex
like crazy!

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Have a good day and stay out of the trees!
See ya on Sport Aircraft group
http://groups.yahoo.com/group/Sport_Aircraft/

Flying Gators annual Fly-in
http://www.mitchellwing.com/flying_g...annual_fly.htm