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[Chemical Knowledge]：Properties and Uses of PA66

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PA66 (polyamide 66) is an important engineering plastic, widely used in the field of chemical production raw materials. It has excellent mechanical properties, thermal stability, chemical resistance and processing properties, so it is used to manufacture a variety of high-performance products. This article will detail the nature and use of PA66.

1. The nature of PA66

1. Mechanical properties: PA66 has high strength, high stiffness, wear resistance and impact resistance, and can maintain excellent mechanical properties under various harsh conditions.
2. Thermal stability: PA66 has a high thermal deformation temperature and melting point, can be used in high temperature environment.
3. Chemical resistance: PA66 is resistant to many chemical reagents, including acids, alkalis, salts and organic solvents.
4. processing performance: PA66 is easy to process and form, and can be made into various shapes of products by injection molding, extrusion, blow molding and other processes.

2. The use of PA66

1. Automotive industry: PA66 is widely used in the automotive industry for the manufacture of engine hoods, intake manifolds, oil pans, valve covers, seat frames and other parts. It can not only reduce the weight of the car, but also improve fuel efficiency.
2. Electrical and electronic industry: PA66 has excellent insulation performance and high temperature resistance, can be used in the manufacture of wire and cable, electrical shell, switch socket, etc.
3. Machinery industry: PA66 can be used to manufacture various mechanical parts, such as gears, bearings, seals, etc., with a long service life and excellent wear resistance.
4. chemical equipment: PA66 has chemical resistance and thermal stability, can be used in the manufacture of chemical equipment pipes, valves, containers, etc.

In short, PA66 as an important chemical production raw materials, in various fields have a wide range of applications. With the continuous progress of science and technology, the performance and use of PA66 is also expanding, providing strong support for the development of various industries.

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