Round Tube

Carbon fiber pole is a product made of carbon fiber material. Carbon fiber is a material with high strength and low weight, whose structure is composed of long-chain carbon atoms, usually combined with resin to form a sturdy composite material. During the manufacturing process, carbon fibers undergo processes such as weaving, laminations, and curing to form pipes with specific diameters and lengths.

During the processing of this material, its thickness, density, and stiffness can be adjusted according to the requirements to meet different usage needs. Usually, the production of carbon fiber tubes involves high temperature and high pressure conditions to ensure their performance and structural stability. 

In the field of outdoor activities and sports, carbon fiber poles have become one of the important basic materials due to their superior physical properties, and are widely used in various products that require lightweight and high-strength.

Carbon fiber tuna fishing rod is a professional fishing tackle designed specifically for large deep-sea fish, with its main body made of carbon fiber reinforced composite material (CFRP). The rod body is wrapped in multiple layers of pre impregnated epoxy resin fiber bundles at a specific angle (such as 0 ° axial direction and ± 45 ° anti torsion layer) on a conical mold, and then cured at high temperature to form a hollow thin-walled gradient conical tube structure (thick at the base and thin at the tip). Internally, the resin transfer molding process tightly binds the fibers to the matrix, forming a rigid three-dimensional network; The external integration of titanium alloy guide ring base and EVA/cork handle ultimately forms a composite structure with high axial tensile strength and controllable deformation capability.

Carbon fiber tubes are typically made in round, square, or rectangular shapes, but they can be made in almost any shape, including elliptical or oval, octagonal, hexagonal, or custom shapes.The tubular structure can be used for various applications. Therefore, it is not surprising that the unique properties of carbon fiber tubes have high demand in many industries. Nowadays, in applications where weight is an important factor, carbon fiber tubes are increasingly replacing steel, titanium, or aluminum tubes. The weight of carbon fiber tube is only one-third of that of aluminum tube, no wonder in industries such as aerospace, high-performance automobiles, and sports equipment, carbon fiber tube is often the preferred choice because weight is a key factor.

Carbon fiber tube is a type of pipeline made of carbon fiber and resin composite material, which is widely used in various industries due to its excellent performance. Carbon fiber (CF) possesses various excellent properties of elemental carbon, such as low specific gravitys, excellent heat resistance, low coefficient of thermal expansion, high thermal conductivity, good corrosion resistance, and electrical conductivity. At the same time, it also has fiber like flexibility, which can be woven and wound into shape. The best performance of carbon fiber is that its specific strength and specific modulus exceed those of ordinary reinforcing fibers. The specific strength and specific modulus of the composite material formed by it and resin are about three times higher than those of steel and aluminum alloys.

The excellent performance of carbon fiber tubes is reflected in multiple dimensions: their specific strength (strength/density ratio) can reach three times that of titanium alloys. Certain specific carbon fiber tubes can maintain stable mechanical properties within the extreme temperature range of -196 ℃ to 200 ℃, with a salt spray corrosion resistance life exceeding 5000 hours. In terms of dynamic characteristics, its excellent anti fatigue properties increase the cyclic load life by 5-10 times compared to metal tubes, and its unique anisotropic damping characteristics can effectively suppress vibration propagation.These features enable carbon fiber tubes to be applied in many fields, such as aerospace, automotive, high-speed rail, transportation, and sports equipment.

In terms of manufacturing process, carbon fiber tubes mainly adopt three technical paths: extrusion molding, winding molding, and compression molding. Pultrusion molding is achieved by continuously pulling pre impregnated resin fiber bundles and curing them through high-temperature molds. It is suitable for producing straight pipes with equal cross-sections and has a production efficiency of up to 2 meters per minute; Spiral forming utilizes CNC equipment to wrap impregnated fibers around a core mold at a predetermined angle, making it particularly suitable for producing irregular structures such as tapered pipes and variable wall thickness pipes; The molding process uses high pressure to press the prepreg into the mold, which is suitable for small-scale production of complex cross-section pipe fittings. Regardless of the process used, strict control of resin content, curing temperature, and interlayer bonding quality is required during the manufacturing process to ensure the performance stability of the final product.

Carbon fiber tube is a high-performance tubular structural component made of carbon fiber reinforced composite material as the core. With its comprehensive advantages of lightweight, high strength, and corrosion resistance, it has become one of the key materials in the modern industrial field. The basic material of carbon fiber tubes is composed of carbon fiber bundles with a diameter of only 5-10 microns, which are compounded with matrices such as epoxy resin and thermoplastic. Performance optimization is achieved through a precisely designed layer structure. Orthogonal layering technology is commonly used in typical manufacturing. This multi-directional reinforcement structure enables carbon fiber tubes to exhibit mechanical properties far beyond those of metal materials when subjected to complex loads such as tension, bending, and torsion. Its tensile strength can reach 5-8 times that of steel, but its density is only 1/4 of steel and 1/2 of aluminum, achieving significant lightweight effects.

Carbon fiber composite pipe is currently one of the most widely used and numerous carbon fiber basic products, and it is also an important application form of carbon fiber composite materials. Similar to other applications, carbon fiber pipes have become a favored lightweight material in many fields due to the performance advantage of carbon fiber being "light and strong". Carbon fiber tubes can be divided into carbon fiber round tubes, carbon fiber square tubes, carbon fiber elbows, carbon fiber rectangular tubes, etc. According to different purposes, different molding processes can be used to form and manufacture them.

Carbon fiber tube is an advanced composite material with extremely high strength to weight ratio, durability, and versatility. Carbon fiber tubes are made of carbon fiber and epoxy resin, which makes their performance far superior to traditional materials such as steel and aluminum, making them a strong competitor. Due to its unique performance, carbon fiber tubes have become a very important component in countless industries.

In the sport of free diving, fishing and hunting, the choice of spearfishing tube as the core equipment is particularly important. The spearfishing carbon fiber is made of carbon fiber material, and some high-end brands even use all carbon fiber integrated manufacturing. Thanks to the lightweight properties of carbon fiber. This significantly reduces the weight of the carbon fiber spearfishing tube. According to research data, carbon fiber spearfishing tube of the same specifications are one-third lighter than aluminum tubes. The carbon fiber spearfishing tube has a particularly significant load reduction effect. This is mainly reflected in its lightweight tube sense and the resulting improvement in tracking ability. You should know that compared to carbon fiber spearfishing tube, aluminum tubes with the same volume specifications have twice the mass of carbon fiber.

Carbon fiber tube is mainly a cylindrical structure made of epoxy resin and carbon fiber. However, they also have other shapes, such as rectangular or irregular, to meet different structural and design requirements. Carbon fiber tubes stand out in the market due to their high strength to weight ratio; Compared to basics materials such as steel and aluminum, they have higher strength and much lighter weight. Carbon fibers have high tensile strength, typically around 3.5 GPa, while polymer matrices bind them together and provide some rigidity to the fibers for reinforcement. The density of carbon fiber tube is about 1.6 g/cm3, while the density of steel is 7.8 g/cm3 and the density of aluminum is 2.7 g/cm3.

Carbon fiber tube is a tubular structure made of carbon fiber reinforced composite materials, which has excellent characteristics such as lightweight, high strength, and corrosion resistance. In the production process of carbon fiber tubes, with the help of diverse molds, various profiles can be flexibly produced, such as carbon fiber round tubes, carbon fiber square tubes, pultruded carbon fiber tubes, and other customized profiles of different sizes. In addition, the surface texture can be further optimized through processes such as coating 3K. Due to its unique features, it is applied in different scenarios.