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aramid fiber
IIUC aramid fiber is when you not only use
carbon to reinforce the plastic (which is ordinary carbon or CFRP) you also use aramid ("aromatic polyamide") which is synthetic polymer perhaps in the nylon rope sense, and this carbon/aramid reinforcement combination is what makes the material "composite", and this material has been commercialized using para-aramid under the name Kevlar. Anyone ever make a bike out of it? I just saw it on a hockey stick, the CCM RIbcore 40K. Unfathomably, they didn't put the weight on it (the stick), but I checked it myself and it weighs 435g, compared to my old stick, which is wood with glass fiber on the blade only, and that is 805g (including tape). Also, the new stick was 1299 SEK (1299.00 SEK ~= $164.97 | £116.13 | €132.76) which in the hockey world isn't expensive. So the material seems to be cheap and light enough, perfect for bikes in other words? BTW how much is a typical medium-level CFRP frame in grams and dollars? We can compare the expensive bike world with the expensive hockey world... -- underground experts united http://user.it.uu.se/~embe8573 |
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