2025 10 Leading screen changer Suppliers in the world

Introduction to Screen Changer

A screen changer is a crucial component in the plastic processing and extrusion industries. Its primary function is to filter out contaminants, gels, and other unwanted particles from the molten polymer stream during the extrusion process. By doing so, it ensures the quality and purity of the final plastic products, such as films, pipes, and profiles. Screen changers come in various types, including manual, hydraulic, and automatic models, each offering different levels of efficiency, precision, and ease of operation.

1. Zhejiang Kehao Plastic Machinery Co., Ltd.

Company Introduction

Zhejiang Kehao Plastic Machinery Co., Ltd. is a leading manufacturer in the field of plastic machinery, with a strong focus on screen changers. The company has been dedicated to research, development, and production of high - quality plastic processing equipment for many years. It is equipped with advanced production facilities and a professional R & D team, which enables it to continuously innovate and improve its product lines.

Zhejiang Kehao Plastic Machinery Co., Ltd. adheres to strict quality control standards throughout the production process. From the selection of raw materials to the final assembly and testing, every step is carefully monitored to ensure that the screen changers meet or exceed industry standards. The company also provides excellent after - sales service, including installation guidance, maintenance training, and spare parts supply, which has won the trust and praise of customers at home and abroad.

Screen Changer Features and Company Advantages

• Advanced Technology: The screen changers produced by Zhejiang Kehao Plastic Machinery Co., Ltd. incorporate the latest technological achievements. For example, their automatic screen changers use intelligent control systems that can precisely monitor and adjust the pressure and flow of the molten polymer, ensuring stable and efficient operation.
• Customization: The company understands that different customers have different requirements. Therefore, it offers customized screen changers according to the specific needs of customers, such as different filtration accuracies, screen sizes, and connection methods.
• High - Quality Materials: They use high - quality alloy steel and other materials for the key components of the screen changers, which have excellent wear resistance, corrosion resistance, and high - temperature resistance, ensuring a long service life of the products.
• Competitive Price: Compared with some international brands, Zhejiang Kehao Plastic Machinery Co., Ltd. can offer more cost - effective screen changers without sacrificing quality. This makes it an attractive choice for small and medium - sized enterprises.
• Comprehensive Service: The company provides a full - range of services, from pre - sales consultation to after - sales maintenance. Their professional service team can quickly respond to customer needs and solve problems in a timely manner.
• Website: https://www.kehaoplasticmachinery.com/

2. Gneuss Kunststofftechnik GmbH

Company Introduction

Gneuss Kunststofftechnik GmbH is a well - known German company with a long - standing reputation in the plastic processing industry. Founded in 1983, the company has been at the forefront of innovation in screen changer technology. It has a global presence, with offices and distribution partners in many countries around the world.

The company's success lies in its continuous investment in research and development. Gneuss has a team of highly skilled engineers and scientists who are constantly exploring new materials, designs, and manufacturing processes to improve the performance of its screen changers. Their products are used in a wide range of applications, including the production of high - quality plastic films, fibers, and engineering plastics.

Screen Changer Features and Company Advantages

• Continuous Screen Changing Technology: Gneuss is famous for its patented continuous screen changing technology. This technology allows for seamless screen changes without interrupting the extrusion process, which significantly improves production efficiency and reduces material waste.
• High - Precision Filtration: Their screen changers can achieve extremely high filtration accuracies, down to a few microns. This is crucial for applications where the purity of the plastic product is of utmost importance, such as in the medical and food packaging industries.
• Energy Efficiency: Gneuss' screen changers are designed with energy - saving features. For example, their hydraulic systems are optimized to reduce power consumption while maintaining high - performance operation.
• Modular Design: The modular design of their screen changers makes them easy to install, maintain, and upgrade. Customers can choose different modules according to their specific production requirements, which provides great flexibility.
• Remote Monitoring and Control: With the development of digital technology, Gneuss offers remote monitoring and control solutions for its screen changers. This allows operators to monitor the operation status of the equipment in real - time and make adjustments from a distance, improving operational convenience and efficiency.

3. Ettlinger Kunststoffmaschinen GmbH

Company Introduction

Ettlinger Kunststoffmaschinen GmbH is another German company that specializes in the production of high - performance screen changers. Since its establishment in 1986, the company has focused on developing innovative solutions for the recycling and extrusion of plastics.

Ettlinger has a strong commitment to environmental protection. Its screen changers are widely used in plastic recycling plants, where they play a crucial role in removing contaminants from recycled plastics, enabling the production of high - quality recycled plastic products. The company also has a global customer base, serving industries such as automotive, packaging, and consumer goods.

Screen Changer Features and Company Advantages

• Rotary Screen Technology: Ettlinger's rotary screen technology is a unique selling point. The rotating screen continuously moves through the molten polymer stream, allowing for efficient and continuous filtration. This technology is particularly suitable for processing highly contaminated plastics.
• Self - Cleaning Function: The screen changers are equipped with a self - cleaning function. When the screen becomes clogged, the system can automatically clean the screen, reducing the need for manual intervention and improving production efficiency.
• High - Capacity Filtration: They can handle large volumes of molten polymer, making them suitable for high - throughput production lines. This is beneficial for large - scale plastic manufacturing plants.
• Long Service Life: Ettlinger uses high - quality materials and advanced manufacturing processes to ensure the long service life of its screen changers. The robust design can withstand high pressures and temperatures, reducing the frequency of equipment replacement.
• Technical Support: The company provides comprehensive technical support to its customers. Their experienced technicians can offer on - site installation, training, and troubleshooting services, ensuring that customers can operate the equipment smoothly.

4. Nordson Corporation

Company Introduction

Nordson Corporation is a global leader in precision dispensing, fluid management, and polymer processing technologies. With a history dating back to 1954, the company has a diverse product portfolio that includes screen changers for the plastic industry.

Nordson has a strong global manufacturing and distribution network. It operates manufacturing facilities in multiple countries, which allows it to quickly respond to customer demands and provide local support. The company's screen changers are used in various plastic processing applications, from small - scale extrusion lines to large - scale industrial production.

Screen Changer Features and Company Advantages

• Versatile Product Range: Nordson offers a wide range of screen changers, including manual, hydraulic, and automatic models. This allows customers to choose the most suitable type of screen changer according to their production scale, budget, and specific requirements.
• Integrated Solutions: The company provides integrated solutions for plastic processing, which means that their screen changers can be easily integrated with other Nordson equipment, such as extruders and melt pumps. This integration ensures seamless operation and optimized performance of the entire production line.
• Quality Assurance: Nordson has a strict quality management system in place. All of its screen changers are tested and inspected thoroughly before leaving the factory to ensure that they meet the highest quality standards.
• Global Service Network: With its extensive global service network, Nordson can provide prompt after - sales service to its customers. Whether it is a simple technical question or a complex equipment repair, customers can rely on Nordson's service team for support.

5. Dynisco LLC

Company Introduction

Dynisco LLC is a well - established American company that specializes in measurement and control solutions for the polymer processing industry. In addition to its core products of sensors and controllers, the company also offers high - quality screen changers.

Dynisco has a long history of innovation and has been at the forefront of developing new technologies for the plastic industry. The company's products are known for their accuracy, reliability, and durability. It serves a wide range of customers, from small - scale plastic processors to large multinational corporations.

Screen Changer Features and Company Advantages

• Precision Measurement and Control: Dynisco's screen changers are often integrated with its advanced measurement and control systems. This allows for real - time monitoring of process parameters such as pressure, temperature, and flow rate, enabling precise control of the screen changing process.
• Robust Design: Their screen changers are designed to withstand harsh operating conditions. The use of high - strength materials and advanced manufacturing techniques ensures that the equipment can operate reliably in high - pressure and high - temperature environments.
• Easy Maintenance: Dynisco focuses on making its products easy to maintain. The screen changers are designed with accessible components, which simplifies the maintenance process and reduces downtime.
• Custom - Fit Solutions: The company can provide custom - fit screen changers based on the specific needs of customers. Whether it is a unique screen size, filtration requirement, or connection type, Dynisco can develop a solution to meet the customer's exact specifications.

6. BKG GmbH

Company Introduction

BKG GmbH, a part of the Nordson Corporation, is a leading manufacturer of pelletizing systems and screen changers in the plastic industry. Based in Germany, the company has a long - standing tradition of excellence in engineering and manufacturing.

BKG has a deep understanding of the plastic processing industry and continuously invests in improving its products. Their screen changers are widely used in the production of various plastic products, including polyolefins, engineering plastics, and elastomers. The company's products are known for their high quality, reliability, and performance.

Screen Changer Features and Company Advantages

• Advanced Pelletizing and Screen Changing Integration: BKG's expertise in pelletizing systems allows it to offer integrated solutions that combine screen changing and pelletizing functions. This integration improves the overall efficiency of the plastic processing line and ensures the quality of the final pelletized products.
• Stable and Reliable Operation: Their screen changers are designed for long - term, stable operation. The use of high - quality components and advanced control systems minimizes the risk of breakdowns and ensures continuous production.
• High - Temperature Resistance: BKG's screen changers can operate at high temperatures, which is essential for processing high - melting - point plastics. This makes them suitable for a wide range of applications in the engineering plastics industry.
• Process Optimization: The company provides process optimization services to its customers. Their technical experts can analyze the customer's production process and recommend the most suitable screen changer configuration to improve productivity and product quality.

7. Gala Industries, Inc.

Company Introduction

Gala Industries, Inc. is an American company that has been a pioneer in the plastic pelletizing and screen changer technology for over 60 years. The company offers a comprehensive range of products and services for the plastic processing industry.

Gala has a strong focus on customer satisfaction and has built a reputation for providing high - quality products and excellent customer service. Their screen changers are used in a variety of applications, from the production of commodity plastics to high - performance engineering plastics.

Screen Changer Features and Company Advantages

• Innovative Pelletizing and Screen Changer Combinations: Gala is known for its innovative combinations of pelletizing and screen changer technologies. These combinations can improve the efficiency of the plastic processing line by reducing the number of intermediate steps and minimizing material handling.
• User - Friendly Design: Their screen changers are designed with the user in mind. The controls are intuitive, and the equipment is easy to operate and maintain, even for operators with limited technical experience.
• High - Speed Operation: Gala's screen changers can operate at high speeds, which is beneficial for high - volume production. This allows customers to increase their production capacity without sacrificing product quality.
• Technical Training and Support: The company provides comprehensive technical training and support to its customers. This includes on - site installation, training on equipment operation and maintenance, and continuous technical advice to help customers optimize their production processes.

8. Maag Pump Systems AG

Company Introduction

Maag Pump Systems AG is a Swiss company that is a global leader in the field of polymer processing equipment, including screen changers. With a history dating back to 1910, the company has a wealth of experience and expertise in the design and manufacture of high - performance machinery.

Maag has a strong commitment to quality and innovation. The company's products are used in a wide range of industries, including automotive, packaging, and electronics. Its screen changers are known for their reliability, precision, and efficiency.

Screen Changer Features and Company Advantages

• Precision Pumping and Screen Changing Integration: Maag's expertise in pump systems allows it to integrate pumping and screen changing functions effectively. This integration ensures a stable and consistent flow of molten polymer through the screen changer, improving the overall performance of the plastic processing line.
• High - Pressure Capability: Their screen changers can handle high - pressure applications, which is important for processing high - viscosity polymers. This makes them suitable for the production of engineering plastics and other high - performance materials.
• Advanced Sealing Technology: Maag uses advanced sealing technology in its screen changers to prevent leakage of molten polymer. This not only ensures the safety of the operation but also reduces material waste and environmental pollution.
• Long - Term Reliability: The company's products are built to last. Maag uses high - quality materials and advanced manufacturing processes to ensure the long - term reliability of its screen changers, reducing the need for frequent replacements and maintenance.

9. Erema Group GmbH

Company Introduction

Erema Group GmbH is an Austrian company that is a leading provider of recycling solutions for the plastic industry. In addition to its recycling systems, the company also offers high - quality screen changers.

Erema has a strong focus on sustainability. Its screen changers are designed to improve the efficiency of plastic recycling processes, enabling the production of high - quality recycled plastics from post - consumer and post - industrial waste. The company has a global customer base and is committed to promoting the circular economy in the plastic industry.

Screen Changer Features and Company Advantages

• Recycling - Oriented Design: Erema's screen changers are specifically designed for the recycling of plastics. They can effectively remove contaminants such as paper, metal, and other foreign objects from the recycled plastic stream, ensuring the quality of the recycled products.
• High - Capacity Recycling: Their screen changers can handle large volumes of recycled plastics, making them suitable for large - scale recycling plants. This helps to increase the overall recycling rate and reduce the environmental impact of plastic waste.
• Energy - Saving in Recycling: Erema's screen changers are designed with energy - saving features for the recycling process. For example, they use efficient heating and cooling systems to reduce energy consumption during the melting and filtration of recycled plastics.
• Integration with Recycling Systems: The screen changers can be easily integrated with Erema's other recycling systems, such as extruders and pelletizers. This integration provides a seamless recycling solution for customers, improving the efficiency and quality of the recycling process.

10. Conair Group

Company Introduction

Conair Group is a well - known American company that offers a comprehensive range of equipment and services for the plastics industry. It has been in business for over 60 years and has a wide product portfolio that includes screen changers.

Conair is committed to providing innovative solutions to its customers. The company's products are designed to meet the evolving needs of the plastic processing industry, from small - scale job shops to large - scale manufacturing facilities.

Screen Changer Features and Company Advantages

• Complete Plastic Processing Solutions: Conair offers complete plastic processing solutions that include screen changers. This allows customers to source all their equipment from a single supplier, which simplifies the procurement process and ensures compatibility between different components of the production line.
• Flexible Configurations: Their screen changers can be configured in different ways to meet the specific requirements of customers. Whether it is a simple manual screen changer or a complex automatic system, Conair can provide a suitable solution.
• Cost - Effective Solutions: Conair focuses on providing cost - effective solutions for its customers. Their screen changers offer a good balance between performance and price, making them an attractive option for small and medium - sized plastic processors.
• Training and Technical Support: The company provides training and technical support to its customers. This helps customers to operate and maintain their screen changers effectively, reducing downtime and improving production efficiency.

Conclusion

The 10 leading screen changer suppliers mentioned above represent the highest level of technology and innovation in the global market. Each company has its own unique features and advantages, whether it is Zhejiang Kehao Plastic Machinery Co., Ltd.'s cost - effective and customized solutions, Gneuss' continuous screen changing technology, or Erema's focus on plastic recycling.

These suppliers play a crucial role in the plastic processing industry by providing high - quality screen changers that ensure the efficiency, quality, and sustainability of plastic production. As the plastic industry continues to evolve, with increasing demands for higher - quality products, greater production efficiency, and more environmentally friendly processes, these leading suppliers will likely continue to invest in research and development to meet these challenges. Customers in the plastic processing industry can choose the most suitable screen changer supplier based on their specific needs, production scale, and budget, and benefit from the advanced technologies and excellent services offered by these companies.