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NAWA, which makes nanomaterials, said that a downhill mountain bike team in the United States is using its carbon fiber reinforcement technology to make stronger composite racing wheels.

碳纳米

The wheels use the company’s NAWAStitch technology, which consists of a thin film containing trillions of vertically arranged carbon nanotubes (VACNT) arranged perpendicular to the carbon fiber layer of the wheel. As “Nano Velcro”, the tube strengthens the weakest part of the composite: the interface between the layers. These tubes are manufactured by NAWA using a patented process. When applied to composite materials, they can add superior strength to the structure and improve resistance to impact damage. In internal tests, NAWA stated that the shear strength of NAWAStitch-reinforced carbon fiber composites has increased by 100 times, and the impact resistance has increased by 10 times.

The company stated that the use of NAWAStitch can therefore reduce the number of wheel failures the team encounters during a competitive season by 80%.
Related personnel said: “During downhill races, the wheels will be repeatedly impacted by rocks and tree roots.”‘When the tire bottoms out and the rim bead breaks, it will fail. NAWAStitch makes the wheel stronger, and we believe that by increasing the bending resistance of the inner surface of the rim during these high compression processes.
NAWA America stated that it is completing the development of NAWAStitch for mass industrial applications and is expected to be fully put into production next year.

 


Post time: Jul-08-2021