Products Release

• Mastering The 5 Critical Principles of Twin-Screw Extruder Screw Configuration for Plastic Pelletizing

  This article outlines the five functional zones critical to twin-screw extruder screw configuration: Feeding, Melting, Kneading, Venting, and Homogenization. By strategically selecting screw elements based on material-specific requirements, manufacturers can significantly enhance the quality of plastic pellets. Nanjing Haisi Extrusion provides professional insights into optimizing these zones to eliminate common granulation issues, such as poor dispersion and material degradation, ensuring a high-performance, closed-loop recycling and compounding process.

  Products Release April 02, 2026
• The 3 Most Important Extruder Screws for Plastic Pelletizing: Design, Applications, Pros & Cons

  The screw is the heart of a plastic pelletizing machine. Explore the design, applications, pros, and cons of the three most important extruder screws (Three-Zone, Venting, and Barrier) for high-quality plastic granulation.

  Products Release March 30, 2026
• Optimizing Screw Configurations for Nylon Fiber Reinforcement: Solving Fiber Damage And Dispersion in Pelletizing

  This article explores the critical role of screw configuration in the pelletizing process of fiber-reinforced Nylon (PA). By balancing fiber length preservation with uniform dispersion, manufacturers can produce superior industrial pellets. Nanjing Haisi Extrusion details the technical requirements for L/D ratios, functional zoning, and side-feeding strategies to eliminate common granulation issues like fiber breakage and poor homogenization, ensuring a high-value output for the global recycling and compounding markets.

  Products Release March 26, 2026
• Twin Screw Extruder Setup for PA6 + 30% Glass Fiber Compounding

  This article discusses the key factors affecting glass fiber reinforced plastic compounding in a twin screw extruder. It highlights the importance of proper screw configuration, L/D ratio, and the use of a side feeder to ensure efficient dispersion of glass fibers and stable processing. Optimizing these parameters can improve product quality, enhance mechanical properties, and increase the overall efficiency of the plastic pelletizing process.

  Products Release March 23, 2026
• Key Precautions in Plastic Pellet Production: Raw Material Handling, Extrusion Process Control, And Quality Management

  The article outlines the key considerations in plastic pellet production, focusing on four critical aspects: raw material preparation, extrusion process control, equipment operation, and quality management. Proper material sorting and drying help prevent contamination and defects, while precise control of temperature, screw speed, and feeding rate ensures stable plasticization and uniform pellet quality. Regular equipment inspection, correct cooling methods, and proper cutter adjustments are essential for efficient and safe production. Additionally, strict quality testing and workplace safety measures help maintain consistent pellet performance and reliable manufacturing operations.

  Products Release March 19, 2026
• What Equipment Is Required for TPE Pelletizing? Relationship Between Equipment Selection, Processing Technology, And Production Scale

  This article explains the essential equipment required for TPE pellet production and how machine selection depends on production scale, formulation complexity, and product quality requirements. It highlights the roles of extruders, pelletizing systems, mixing equipment, and auxiliary devices, while outlining suitable configurations for small, medium, and large-scale manufacturing.

  Products Release March 16, 2026
• Four Reasons Why Manufacturers Should Start Recycling In-House Plastic Waste

  This article explains the importance of in-house plastic recycling (Post-Industrial Recycling, PIR) for manufacturers. By converting production scrap such as films, bags, and injection molding waste into reusable pellets, companies can reduce material costs, improve quality control, and support circular economy goals. In-house recycling also minimizes outsourcing expenses, lowers carbon footprint, and creates additional economic value by transforming plastic waste into marketable raw materials.

  Products Release March 09, 2026
• Why Is PA (Nylon) Sometimes Added in TPE Pelletizing? A Comprehensive Guide To Performance Enhancement

  The article explains why PA (nylon) is sometimes added during TPE pelletizing and highlights its role as a performance-enhancing modification material. By blending PA with SEBS or SEPS-based TPE through twin-screw extrusion compounding, manufacturers can significantly improve mechanical strength, heat resistance, chemical resistance, and dimensional stability. The article also discusses material selection, compatibilizer design, processing optimization, and typical high-end applications such as medical devices, wearable products, and automotive components.

  Products Release March 05, 2026
• How To Adjust Pelletizer Temperature And Solve Pellet Sticking And Hollow Pellet Problems

  This article explains how to properly adjust the temperature of a plastic pelletizing machine and provides solutions to common pelletizing defects such as pellet sticking and hollow pellets. It highlights the importance of setting temperature profiles based on material properties, monitoring processing parameters, and maintaining proper cooling and venting systems. By optimizing these factors, manufacturers can improve pellet quality, enhance production stability, and reduce material waste during plastic extrusion and pelletizing processes.

  Products Release March 02, 2026
• Strand Cutter for Small Pilot Filament Recycling

  This article introduces a compact strand cutter designed for small-scale and pilot filament recycling. The machine converts extrusion strand waste into uniform pellets, improving material reuse and reducing production costs. With multi-strand support, adjustable cutting speed, easy maintenance, and a space-saving design, it provides an efficient recycling solution for R&D lines and small filament production using materials such as PLA, ABS, PETG, and TPU.

  Products Release February 26, 2026