Extrusion Moulding Drinking Straws Mold

 

PPS injection molding process and its application
1、 Introduction to PPS
Polyphenylene sulfide (PPS) is a high-performance special engineering plastic with excellent properties such as high temperature resistance, corrosion resistance, flame retardancy, and insulation. Its extensive application fields include electronics, automobiles, petrochemicals, etc. In terms of injection molding, PPS has good flowability, formability, and stable product quality, making it widely favored by injection molding enterprises.
2、 PPS injection molding process
PPS injection molding mainly involves the following steps:
Preparation: Mix PPS resin with other additives such as toughening agents and fillers in a certain proportion.
Pre plasticization: Under high-speed stirring, the mixed material is pre plasticized to ensure good fluidity during injection molding.
Injection molding: The pre plasticized material is injected into the mold under the pressure of the injection molding machine, and then cooled and shaped.
Demolding: Remove the formed product from the mold and conduct preliminary quality inspection.
Post processing: Perform secondary processing on the product as needed, such as drilling, polishing, etc.
3、 PPS injection molding application
PPS injection molded products are widely used in the following fields:
Electronic appliances: Manufacturing precision components such as connectors, terminals, coil frames, etc.
Automotive industry: used for manufacturing wear-resistant and corrosion-resistant components such as oil pumps and water pumps.
Petrochemical industry: In places with high anti-corrosion requirements, such as chemical plants, chlor alkali plants, etc., PPS products play an important role.
Other fields, such as aerospace and medical equipment, have extensive applications.
4、 Difficulties and Solutions in PPS Injection Molding Process
Despite the many advantages of PPS, there are still some difficulties in the injection molding process:
Material shrinkage: PPS may experience significant shrinkage during the cooling process, resulting in unstable product size. The solution is to optimize the mold design and control the cooling rate.
Mold corrosion: The corrosiveness of PPS has a certain impact on mold steel. The solution is to choose corrosion-resistant mold steel or apply anti-corrosion coating on the surface of the mold.
Product warping: Due to the anisotropy of PPS, the product may experience warping deformation. The solution is to optimize the mold design to quickly cool the product in the mold and reduce deformation time. At the same time, design the product structure reasonably to avoid large stress concentration.
Poor fluidity: The fluidity of PPS is poor, which may affect the efficiency of injection molding. The solution is to add flowability additives or increase injection temperature and pressure.
Thermal stability: PPS may degrade at high temperatures. The solution is to optimize the processing conditions and avoid prolonged exposure to high temperatures.
5、 Prospects and Development Trends of PPS Injection Molding Market
With the progress of technology and the development of industrialization, the PPS injection molding market has broad prospects. On the one hand, the advantages of PPS products in terms of high performance, precision, and reliability will enable them to be applied in more fields; On the other hand, with the increasing awareness of environmental protection, PPS, as an environmentally friendly material, will have a broader application prospect. Meanwhile, with the continuous emergence of new processes and technologies, PPS injection molding will develop towards efficiency, energy conservation, and environmental protection.
Overall, PPS, as an excellent engineering plastic, has broad prospects for its injection molding process and application. However, to achieve its widespread application, many technical challenges and market promotion issues still need to be addressed. This requires us to continuously carry out technological innovation and research and development to promote the application and development of PPS materials in more fields.

 

 

 

Basic Information

Total Capitalization	less than US$50,000
Country / Region	China
Year Established	2014
Total Employees	100 to 149
Business Type	Exporter, Manufacturer, Trading Company

 

Trading Capabilities

Total Annual Sales	less than US$50,000
Export Percentage	90 percent to 94 percent
OEM Services	Yes
Small Orders Accepted	Yes
Brand Names	Innolead
Payment Terms	TT
Main Competitive Advantages	Experienced R&D Department, Large Product Line, ODM (Original Designing & Manufacturing), OEM Capability, Production Capacity, Reliability, Reputation
Other Competitive Advantages	NA
Major Customer	Soprano, European Thermodynamics Ltd.
Export Markets	Australasia, Central/South America, Eastern Europe, Mid East/Africa, North America, Western Europe

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTACT US

Alex He

Tel:+86 15989331617

Whatsapp&Wechat:+86 15989331617

Skype ID:alex.ho43

Email: alex.he@innolead.net

 

Web:www.innolead.net

 

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