Global demand for large tow carbon fiber is growing rapidly and my country is expected to achieve import substitution

according to the k number, carbon fiber can be divided into two categories: large tow carbon fiber and small tow carbon fiber. below 24k is small tow carbon fiber, and above 48k is large tow carbon fiber. 1k means that a bundle of carbon fiber contains 1000 root silk. compared with small-tow carbon fiber, my…