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High-Efficiency Twin-Screw Extruder for PVC Production - Leading China Suppliers and Factory

Twin-screw extruders have evolved significantly from traditional single-screw models, offering exceptional mixing and plasticizing capabilities ideal for a wide range of plastic products. As one of the leading suppliers in China, our twin-screw extrusion machines are designed with two parallel screws that operate within a tightly fitted barrel, ensuring optimal performance.

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In response to market demands for high torque, high speed, and lower energy consumption, our factory has developed a unique screw combination sequence through extensive testing by our skilled technical staff. This innovative design enhances the overall efficiency and reduces mechanical energy consumption, allowing operation speeds exceeding 500 rpm—approximately double that of conventional single-screw extruders.

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Our twin-screw extrusion equipment excels in processing high-viscosity and heat-sensitive materials, making it a preferred choice for various applications. Trust our China-based factory for your twin-screw extruder needs, and experience the unparalleled technical advantages that set our products apart in the industry.

    Center's self-developed twin-screw basic equipment is also very convenient for subsequent maintenance. Internal problems can be discovered at any time for effective repair and replacement. Assembling the screw also greatly reduces the maintenance cost and time of replacing parts and avoids unnecessary waste.

    Advantage

    • Suitable for processing and manufacturing products of various materials such as PVC, wood-plastic profiles, various pipes, thermosetting plastics, heat-sensitive materials, etc.
    • Excellent melt uniformity and low melt temperature.
    • Low energy consumption AC motor.
    • Screw diameter, high performance, extremely space-saving.

    Classification

    Twin screw specifications: SJ51/105, SJ65/132, SJ80/156, SJ90/188

    Co-directional meshing, counter-meshing and non-meshing types in twin-screw extruders.

    Nissan maintenance

    1

    After 500 hours of use, there will be iron filings or other impurities in the reduction gearbox. Therefore, the gears should be cleaned and the reduction gearbox lubricating oil should be replaced.

    2

    After using it for a period of time, conduct a comprehensive inspection of the extruder to check the tightness of all screws.

    3

    If there is a sudden power outage during production and the main drive and heating stop, when the power is restored, each section of the barrel must be reheated to the specified temperature and kept warm for a period of time before the extruder can be started.

    Frequently Asked Questions

    What materials can the twin-screw equipment process?

    It is highly suitable for processing and manufacturing products of various materials, including PVC, wood-plastic profiles, various pipes, thermosetting plastics, and heat-sensitive materials.

    What are the main advantages of the extruder's melt output?

    The twin-screw extruder provides excellent melt uniformity while maintaining a low melt temperature, ensuring high-quality processing.

    What twin screw specifications are available?

    The available twin screw specifications include SJ51/105, SJ65/132, SJ80/156, and SJ90/188.

    What meshing types are featured in the extruders?

    These twin-screw extruders feature co-directional meshing, counter-meshing, and non-meshing types to suit different production requirements.

    When should the reduction gearbox be serviced?

    After 500 hours of use, iron filings or other impurities may accumulate. At this point, the gears should be thoroughly cleaned and the reduction gearbox lubricating oil must be replaced.

    How do I safely restart the extruder after a sudden power outage?

    If a power outage stops the main drive and heating, you must reheat each section of the barrel to the specified temperature and keep it warm for a period of time before attempting to restart the extruder.