Phenol ketone products

Plastic rubber

Current Location： Home > News > Chemical Knowledge > What material is PA? Explore the application of PA in the industrial field

[Chemical Knowledge]：What material is PA? Explore the application of PA in the industrial field

Read： 703 Time：17months ago Source：Transform the World with Simplicity

PA full name polyamide, is a thermoplastic, usually obtained by polymerization. The molecular chain structure of PA has extremely high strength and bending resistance, and also has good corrosion resistance and mechanical properties, and can withstand harsh conditions such as high temperature environment, high pressure and high speed. Therefore, PA is often used in industrial fields and has a very wide range of applications.

1. The characteristics of PA

PA has good mechanical strength and rigidity, and at the same time has good wear resistance and wear resistance. In addition, it also has good heat resistance and chemical resistance, and can withstand the corrosion of high temperature environment and strong corrosive medium such as acid and alkali solution. The reason why PA can have these characteristics is mainly because its molecular chain structure contains many amide groups and aromatic rings. This molecular structure makes PA have a relatively stable molecular chain structure, thus maintaining good mechanical properties and corrosion resistance.

2. The performance
of
PA The main performance indicators of PA mainly include melt flow rate, water absorption rate, thermal stability, mechanical strength and so on. Melt flow rate refers to the melt flow performance of PA under certain conditions, which is usually measured by injection molding method. Water absorption refers to the ability of PA to absorb water in water, which is also an important factor affecting PA performance. Thermal stability refers to the stability of PA in high temperature environment. Compared with other plastics, PA has better high temperature resistance. Mechanical strength is considered from the perspective of mechanical properties, PA has excellent mechanical strength and rigidity, and can withstand high tensile and bending forces.

3. Application
of PA As an engineering plastic with excellent physical properties,
PA has a relatively wide range of applications. Often used in automobiles, home appliances, electrical equipment and other fields, such as brakes, brake belts, pulleys, sheet metal, switches, slots, etc. It is also widely used in aerospace, defense industry, electronic communications and other fields, such as aircraft seats, dashboards, joysticks, missile covers, etc. In addition, PA can also be made into various pipelines, valves and other transportation pipelines. And various industrial equipment such as cooling equipment.

To sum up, PA, as an engineering plastic, plays a very important role in the industrial field. Its good physical properties make it widely used in the fields of automobiles, home appliances, electrical equipment, aerospace and so on. With the continuous development and progress of technology, it is believed that the application range of PA will be further expanded in the future and become an indispensable material in industrial production.

Previous： Recycling of renewable resources: an important part of the future environmental protection industry

Next： In-depth understanding of EVA material: you do not know the advantages

News Categories