Sou Hu Cai Jing·2025-09-20 07:17Group 1 - The introduction of the 60K large tow carbon fiber by Sinopec and Shanghai Petrochemical marks a significant breakthrough in the carbon fiber industry, filling a market gap in China and achieving international leading performance [1][6] - Carbon fiber, known as the "king of new materials," has a density less than one-fourth that of steel, yet its strength is 7-9 times greater, making it essential for applications in wind turbine blades, aircraft components, and high-speed trains [1][5] - The 60K large tow carbon fiber can lift one ton and has a tensile strength that is 23% higher than the 48K variant, with a 5% increase in elastic modulus, specifically designed for high-demand scenarios like deep-sea wind power [3][6] Group 2 - The development of the 60K carbon fiber addresses the need for longer and more durable wind turbine blades as the domestic wind power sector moves towards deep-sea applications, enhancing strength and deformation resistance [5][8] - Sinopec has achieved mastery over various carbon fiber specifications, including 24K, 48K, and 60K, with nearly 20 models covering both general and high-performance categories, making it the first in China and the fourth globally to possess large tow technology [6][8] - This advancement signifies a shift towards self-sufficiency in the carbon fiber supply chain, reducing reliance on foreign technology and marking a leap in China's high-end manufacturing capabilities [8][10]