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15th Jul 2020, 18:32

#10 (permalink)

SansAnhedral

Join Date: Nov 2010

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Quote:

Originally Posted by Cyclic Hotline

The Kmax has a Sitka Spruce spar in their rotor blades, although Kaman has recently initiated a program to replace them with a Composite design. https://www.kaman.com/news/kaman-lau...-blade-program

Wood was the original composite material!

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