24K gold carbon fiber! Why is this tiny thread called "black gold"?

On February 27, Xiaomi's high-end new car SU7 Ultra was officially released. The SU7 Ultra uses a lot of carbon fiber materials on its body, covering 21 key parts such as the roof, front hood, and interior center console, with a total area of ​​5.5m², which has become one of its core selling points.

SU7 Ultra carbon fiber parts | Source: Xiaomi Auto

24K gold carbon fiber logo｜Source: Xiaomi Auto

Carbon fiber is known as " black gold " by the industry

What special features does it have?

Becoming an ideal choice for high-performance components for new energy vehicles?

Let's look down together

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References

[1] Wang Maozhang, He Fu (eds.), Manufacturing, Properties and Applications of Carbon Fiber, Science Press, Beijing, 1984.

[2] China Composite Materials Society: [Composites Information] Sixteen major application areas and technological progress of carbon fiber composites (Part 1).

[3] CCTV: China's carbon fiber bicycle weighs only three bottles of mineral water. http://v.cctv.com/2021/09/14/VIDE0z4jninxOexELW57tuRp210914.shtml)

[4] Lai Shiwei, Wang Jinqiu. Current status and development trend of carbon fiber industry at home and abroad.

[5] Mou Shuxiang, Wen Jingbo, Xu Jun, Li Chengliang, Song Qiuxiang. Progress in the application of carbon fiber in wind turbine blades.

[6] Yan Ying, Chen Yan. “Development trend and application of carbon fiber technology”.

Content planning: SSTM

Editor: Little Dandelion

Acknowledgements: Sun Yafei, PhD, Chemical Engineer, Department of Chemistry, Tsinghua University, provided scientific guidance for this article