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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.
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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.
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New Year’s Day Holiday Notice 2026
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2023 Chinese New Year
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2022 Chinese New Year Holiday Notice
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Nanjing Haisi Extrusion Equipment Co.,Ltd. thanks all the new and old customers for your continuous support and trust.
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The latest 2019 product catalog has been printed.Warmly welcome to consult.
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We will have a three-day holiday from May 1st to May 3rd, and go back to work on May 4th.
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We will have a two-day holiday on April 5th and April 6th, and go back to work on April 7th.
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Nanjing Haisi Extrusion
