Recently, my buddy who works for Thyssen Elevator showed me a piece of Kevlar
rope they're now using in new medium height elevators. It was no bigger around
than your index finger, about the size of a heavy climbing rope. The strength
of that stuff is incredible.
Thanks for the explanations, Henk.
Mark
--- Henk Verhaar <[EMAIL PROTECTED]> wrote:
> It was known for a
> very long time that intrinsically, carbon-based polymers are much
> stronger than steel, tensile-wise...
> ...
> One solution to this was the aramide fiber (TWARON, KEVLAR), in which
> the polymer molecule includes rings that help align the molecules...
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