Advantages & Disadvantage Of Carbon Fiber

2022-10-16 21:46:02

Compared with traditional materials like steel, and aluminum, carbon fiber has many advantages. Thank to these advantages, carbon fiber is widely used everywhere. Certainly, carbon fiber not only has advantages but also disadvantages. Below I will give you a detailed introduction to the specific advantages and disadvantages of carbon fiber. You can decide whether you want to choose carbon fiber according to the points you pay more attention to.


What is carbon fiber?

Carbon fiber, also known as graphite fiber, is a polymer. It is a material composed of carbon atoms, which can form fibers thinner than a human hair, about 5 to 10 microns. These fibers are then interlaced and woven together, when twisted together like yarn, to form a single wire. These wires are then joined with hundreds of other wires to form the carbon fiber cloth. The result is a strong and lightweight carbon fiber. Carbon fiber is five times stronger and twice as hard as steel. Carbon fiber, while stronger and stiffer than steel, is lighter than steel, making it an ideal manufacturing material for parts in the aerospace sector.

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Advantage

Lightweight

The best known of all is lightness. If you need carbon fiber to achieve the same strength and hardness as aluminum or iron, you only need a small amount of carbon fiber. carbon fiber is about five times lighter than steel in weight and about two times lighter than aluminum. This is why carbon fiber can replace steel and aluminum in many cases. It is also used by many products that require lightweight, making it perfect for drone field


High tensile strength

Carbon fiber is five times stronger than steel and twice as stiff as steel is already hard to stretch or bend, let alone carbon fiber.

 

Low thermal expansion

low thermal expansion coefficient refers to the linear expansion, surface expansion and volume expansion of an object very small when the temperature changes. That also reflects the overall shape of the item changes very little after being subjected to temperature changes, which has a very good advantage in high-precision industries.

 

Stress resistance

Studies have shown that carbon fiber is much more stress resistance than other metals using the same quality material 

Corrosion-resistance

Carbon fiber is not perishable and does not degrade even if in poor conditions. Unlike steel, aluminum, or other metal. When you put Carbon fiber products in a warehouse for several years or put them in a chemical environment, carbon fiber products also do not age and do not degrade. 

X-ray transparency

Carbon fiber can be made of Medical equipment

 

Ultra-violet resistant

Carbon fiber can ultra-violet resistant when using UV-resistant epoxy resin. We inject the carbon fiber with UV-stabilized epoxy via a vacuum infusion process. It can give it an added layer of resistance to UV radiation. For these reasons, carbon fiber is suitable for use in many industries in which exposure to sunlight is inevitable like Drone/UAV Fields, Boat Accessories, Outdoors Sporting goods and accessories, Automotive parts and so on.

 

Quiet

Carbon fiber can absorb sound waves. so it is a great material for dampening noise

 

Flexibility

Carbon fiber can be made to flex in certain desired directions but be extra stiff in other directions, something that is very hard to do with other materials.

 

Other reason

Some people prefer carbon fiber reason is they think it has a popular look.

Carbon fiber can be any shape without losing structural integrity.

 

 

Disadvantage

Expensive

Carbon fiber needs to cost more to design and produce, no matter time or labor. This is because carbon fiber shape products could not be produced directly by machine, and often requires labor. It can sometimes take months if it is a complex design.

The other reason is equipment to make carbon fiber accessories are expensive. Making carbon fiber parts first requires placing carbon fiber cloth in a mold, which is then injected with resin and placed under vacuum to heat. And autoclaves that do the job are expensive.

 

Hard to repair

Carbon fiber accessories can be said to be disposable products. This is because carbon fiber is not like other materials, it can be repaired if it is broken. Even if it can be repaired, it will take a lot of time

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