What is the difference between cut carbon fiber and carbon fiber filament?

There are significant differences between cut carbon fiber and carbon fiber filament in many aspects, mainly including shape, length, application field, processing technology and performance characteristics, etc. The following is a specific comparative analysis:

1. Shape and length

cut carbon fiber: is the carbon fiber filament cut into a certain length of short fiber, its length is usually between a few millimeters to tens of millimeters. Because of the short-cut treatment, the short-cut carbon fiber shows a kind of whisker shape.

Carbon fiber filament: is a continuous filament-like fiber, the length can reach several meters or even longer. It is itself a long and continuous fiber, maintaining the integrity and continuity of the fiber.

2. Application field

cut carbon fiber: Because of its special form and properties, short-cut carbon fiber has a unique application value in the fields of reinforced modified plastics, construction, electric heating, shielding materials and new energy. For example, it can be used to make carbon fiber prepregs, which are chemically fused with resins to form carbon fiber composites that act as reinforcement in plastics. In addition, cut carbon fiber is also widely used in military, aerospace and other high-tech fields, as well as civilian household appliances, semiconductors and machine parts.

Carbon fiber filament: it is mainly used in textile, winding, prepreg and other fields. Because of its high strength, high modulus and low density, carbon fiber filament has been widely used in aerospace and industrial components. For example, it can be used to produce important materials for weapons and aircraft to reduce weight and improve fatigue and corrosion resistance.

Third, processing technology

cut carbon fiber: The processing process is relatively simple, generally through cutting, crushing and other ways. This simple processing process makes the production cost of short-cut carbon fiber relatively low and easier to meet the needs of a variety of industrial applications.

Carbon fiber filament: the processing process is more complex, need to go through drawing, weaving, winding and other processes. These complex processes ensure the high quality and excellent performance of carbon fiber filaments, but also increase their production costs and processing difficulties.

Fourth, performance characteristics

cut carbon fiber: although it inherits some characteristics of carbon fiber, such as light weight, high strength, high modulus, corrosion resistance, etc., its strength and modulus are relatively low due to its length and shape limitations. However, the short-cut carbon fiber has better dispersion in the composite material and can be better combined with the matrix material to form a composite material with excellent properties.

Carbon fiber filament: with high strength and modulus, it is an important raw material for manufacturing high-performance composite materials. However, in composite materials, the dispersion of carbon fiber filaments may be poor, and special process means are required to ensure their uniform distribution.

To sum up, there are significant differences between cut carbon fiber and carbon fiber filament in several ways. In practical applications, appropriate materials need to be selected according to specific needs and scenarios.

Yancheng Xiangsheng Carbon Fiber Technology Co., Ltd. Registered trademark "Xiangli", is committed to the research of carbon fiber, aramid fiber and other special fiber composite materials functionality and design diversity, It has developed 16 series products with independent intellectual property rights, such as rotorcraft shell, landing gear, aircraft plant protection spray system, seaplane float, swamp boat, aerodynamic boat, aviation communication helmet, carbon fiber for plastic reinforcement, carbon fiber powder for friction materials, short carbon fiber for braking system, as well as carbon fiber rope, carbon fiber cloth, carbon fiber filament special fiber cutting machine.