Product Description
- Definition and Composition
- Aramid paper is a high - performance specialty paper, mainly made of aramid fibers. Aramid fiber is a new - type high - tech synthetic fiber with many excellent characteristics such as ultra - high strength, high modulus, high - temperature resistance, and chemical - corrosion resistance. Aramid paper plays a crucial role in numerous fields due to its unique properties.
- Manufacturing Process
- Fiber Dispersion: Firstly, the aramid fibers need to be dispersed. This process requires special equipment and techniques to ensure that the fibers can be evenly dispersed in a liquid medium, preparing for the subsequent paper - forming process. For example, high - speed stirring equipment and dispersing agents are used to avoid fiber agglomeration.
- Wet - forming: The wet - paper - making process is adopted. The mixture of well - dispersed aramid fibers and additives is filtered through a wire part, allowing the fibers to interweave on the wire to form a wet paper web. This process is similar to traditional paper - making, but it requires higher precision and stability of the process because the characteristics of aramid fibers need more delicate control.
- Hot - Press Drying: The wet paper web is subjected to hot - press drying treatment. This step can not only remove the moisture in the paper but also make the bonding between aramid fibers closer, increasing the strength and density of the paper. The parameters such as the temperature, pressure, and time of hot - pressing are adjusted according to the specific uses and performance requirements of the aramid paper.
- Performance Characteristics
- Excellent Mechanical Properties: Aramid paper has very high strength and modulus. Its strength can be several times or even dozens of times that of ordinary paper. This enables it to perform well when subjected to external forces such as tension and bending, and it is not easy to break or deform. For example, in some aerospace applications that require high - strength structural materials, aramid paper can be used as a lightweight and high - strength component.
- Good High - Temperature Resistance: It can maintain stable performance in a relatively high - temperature environment. Generally speaking, aramid paper can withstand a high temperature of 200 - 300°C. Within this temperature range, the physical and chemical properties of the paper do not change significantly. This is very important in some high - temperature electrical insulation or heat - insulation applications.
- Strong Flame Retardancy: As a material with inherent flame - retardant characteristics, aramid paper has a high limiting oxygen index. When it encounters an open flame, it can effectively prevent the spread of the flame and will not burn as quickly as ordinary paper. This makes it widely used in places with high requirements for fire safety, such as the insulating layer of electrical equipment and building fire - proof materials.
- Good Chemical Stability: It has good tolerance to many chemical substances, including acids, alkalis, and organic solvents. In some industrial applications with a more complex chemical environment, aramid paper can maintain its integrity and performance and will not be corred or damaged by chemical substances.
- Application Fields
- Electrical Insulation Field: Aramid paper is an excellent electrical insulation material. In electrical equipment such as transformers and motors, it can be used as an insulating layer, effectively preventing current leakage and improving the safety and reliability of the equipment. Due to its high - temperature resistance and good mechanical properties, it can withstand high - temperature and mechanical stress during the operation of the equipment and ensure the insulation effect.
- Aerospace Field: In aerospace equipment such as airplanes and spacecraft, aramid paper is used to manufacture some lightweight and high - strength structural components, such as the interior materials of wings and fuselages. Its high - strength and low - density characteristics help to reduce the weight of the equipment while meeting the requirements of structural strength. In addition, it can also be used for heat - insulation and fire - protection of aerospace equipment.
- Electronic Communication Field: In electronic equipment, aramid paper can be used to make insulating substrates for circuit boards and electromagnetic shielding materials. It can provide good electrical insulation performance and electromagnetic shielding effect and can also resist the heat generated during the operation of electronic equipment to a certain extent, protecting the normal operation of electronic components.
- Transportation Field: In transportation vehicles such as automobiles and high - speed rails, aramid paper can be used to manufacture interior materials, such as seats and roof interiors. It can not only provide good comfort but also play a role in flame - retardancy and sound - insulation. In addition, around the automobile engine, aramid paper can be used as a heat - insulation material to protect the surrounding parts from the influence of high temperature.
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Company Profile
Guangdong Kaidun New Material Co., Ltd. is a technology - oriented enterprise specialized in the research, development, production, and sales of high - performance fiber - based textile products. It operates two production bases, one in Jiangsu Province and the other in Guangdong Province, with its operational headquarters situated in Foshan, Guangdong.
The Jiangsu base, namely Kaidun New Material Jinhu Co., Ltd., features a production workshop covering an area of more than 12,000 square meters and five production lines of needling machines. The Guangdong base, which is Guangdong Kaidun New Material Co., Ltd., is equipped with a 4,000 - square - meter comprehensive office building, a 10,000 - square - meter production workshop, three needling machine production lines, multiple looms, filament - cutting machines, wire - distributing machines, and slitting machines.
The company primarily focuses on developing textile or non - woven products using special high - performance fiber materials such as aramid, pre - oxidized fiber, ultra - high - molecular - weight polyethylene, basalt, polyimide, polyacrylonitrile, and carbon fiber, etc. These products are suitable for various applications including fireproofing, heat insulation, thermal preservation, sealing, weather resistance, reinforcement, cut - resistance, and puncture - resistance. They are widely used in industries such as the protect, aviation, aerospace, marine, automotive, photovoltaic, high - speed railway, firefighting, electrical appliances, chemical engineering, steel - making, thermoelectricity, textile, and plastics.
Guangdong Kaidun is an enterprise with independent R & D, customized production, and design capabilities. Its products are sold both domestically and overseas. In recent years, Kaidun Industrial has been dedicated to the research and development and productization of various new flame - retardant material products, striving to contribute to the national high - tech materials in breaking the foreign blockade. Simultaneously, it has vigorously developed high - tech technologies like intelligent manufacturing to drive the manufacturing industry from "Made in China" to "Created in China".
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