What does 3K carbon fiber mean?

1 Answers
SanAlina
07/29/25 10:01am
K represents the number of carbon fiber filaments per strand. K is actually the abbreviation for 'kilo' in English. 3K carbon fiber contains 3000 filaments. Below is an introduction to carbon fiber: 1. Introduction: Carbon fiber (CF or graphite fiber) is a fiber with a diameter of about 5-10 micrometers, mainly composed of carbon atoms. 2. Advantages: Carbon fiber has several advantages, including high stiffness, high tensile strength, low weight, high chemical resistance, high temperature resistance, and low thermal expansion. 3. Characteristics: These characteristics make carbon fiber very popular in aerospace, civil engineering, military, motorsports, and other competitive sports. However, they are relatively expensive compared to similar fibers such as fiberglass or plastic fibers.
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