Thread: Shoei v HJC
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Old 09-01-08, 10:26 PM   #32
yorkie_chris
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Default Re: Shoei v HJC

Quote:
Originally Posted by ridelikeaturtle View Post
Then I read that article (linked in the initial post) and what "makes sense" is irrelevant when you've got empirical data, which clearly shows cheap plastic works better than expensive, stiff composites at absorbing transmitted g-forces to the head.
The composite is designed to delaminate on impact, absorbing more energy, it's not all about stiffness, a lot of materials can appear to be very stiff but yield under high strain rates, and vice versa, for example; Human bone actually flexes in an impact without failure to greater degree than it could take in slow strain.

Just an example there but it's not all about the stiffness of a material.
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