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[Chemical Knowledge]：Explore the material characteristics of plastic PPS

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Plastic PPS is an important material for thermoplastic gears, pump casings and other electrical and electronic, automotive, machinery manufacturing and other industries. Its name comes from the abbreviation of polyimide (Polyphenylene Sulfide). It has excellent mechanical properties, electrode performance, temperature resistance and chemical stability, so it is widely used in high temperature environment and strong corrosive environment.

1. material characteristics

1. Mechanical properties

plastic PPS has high strength and rigidity, good cold resistance, high surface hardness, and is not easy to deform. Its tensile strength can reach more than 70MPa, and its yield strength is more than 50MPa.

2. Electrical properties

plastic PPS has good electrical insulation and antistatic properties, and can effectively withstand the electric field strength under high pressure and high temperature conditions.

3. temperature resistance

plastic PPS maximum use temperature can reach 200 ℃, the melting point of 285 ℃, can produce economic, reliable, long life of high temperature parts.

4. corrosion resistance

plastic PPS both acid, alkali and chemical resistance, suitable for chemical industry, environmental protection and semiconductor and other fields.

5. Other characteristics

plastic PPS also has the characteristics of anti-ultraviolet, wear resistance, fatigue resistance, etc., can adapt to a variety of special requirements of the use of the environment.

2. application scenarios

1. Electrical and electronic

Plastic PPS is used to manufacture motor parts, plugs and sockets, insulation materials, radio frequency tags and other products in the electrical and electronic industry.

2. Automotive

Plastic PPS is used to manufacture auto parts, such as engine covers, gears, turbine impellers, valve valves, etc. It is resistant to high temperature and wear, and is favored in the field of automobile manufacturing and parts.

3. Machinery manufacturing

plastic PPS used in the production of machinery manufacturing industry in the pump casing, piston, valve, bearing sleeve, gear, turbine impeller and other components, with high mechanical strength, chemical stability and wear resistance.

4. Other fields

plastic PPS is also used in aerospace, military, medical, petrochemical and other fields, such as the manufacture of engine combustion chamber, protective materials, plastic pipes and other products.

conclusion

plastic PPS has become one of the indispensable materials in modern industry due to its excellent material properties and diversified application scenarios. This paper introduces the material characteristics of plastic PPS and its application scenarios, and provides some references for the relevant personnel in the relevant fields when selecting materials.