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Engineering Plastics Modification Compounding Machine - China Suppliers & Factory for Enhanced Material Performance

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Engineering plastic compounding is a cutting-edge technology that enhances the performance of engineering plastics, including PA, PC, PBT, PPO, and PPS, to fulfill specific application requirements. In China, our factory specializes in optimizing these materials through a combination of physical and chemical modification techniques. The primary objective of our modifications is to enhance mechanical strength, heat resistance, chemical resistance, flame retardancy, and wear resistance, while also reducing costs and improving processing capabilities. As one of the leading suppliers in the industry, we cater to various sectors, including the automotive, electrical and electronic, machinery, aerospace, medical, energy, and environmental protection industries.

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    Performance & Features by Line Configuration
    CJWS75 Twin-Screw Extruder
    ⚙️
    Main Extruder Model: CJWS75

    Motor Power: 450 kW (AC frequency motor), maximum screw speed up to 900 RPM, energy-saving and high efficiency.

    Output Capacity: 1–2 T/h

    🔢 Loss-in-Weight Feeding System

    Automatic high-precision metering and feeding for multiple materials, ensuring accurate formulation control.

    ⚖️ High-Precision Metering

    Automatic material weighing to ensure consistent and stable product quality.

    🛡️ Durable Barrel

    The barrel is equipped with integral tungsten carbide alloy liners, extending service life and reducing maintenance costs.

    🔩 High-Performance Screw Elements

    Screw elements made of powder metallurgy (PM), featuring high wear resistance and mechanical strength to ensure long-term stable operation.

    🧵 Glass Fiber Reinforced Side Feeder

    The side feeding design allows glass fibers to be introduced into the main material flow in a controlled and sectional manner, preventing fiber agglomeration and improving dispersion uniformity in the matrix.

    Low-shear feeding helps preserve fiber length (especially long fibers of 6–25 mm), reduces fiber damage, and enhances final product density through efficient high-vacuum degassing.

    The buffer hopper is equipped with an agitator to prevent material bridging and improve feeding efficiency.

    🤖 Automated Production System

    Equipped with small bag and big bag feeding stations, quick-opening strand die head, cooling water tank, air knife, gantry pelletizer, lifting conveyor, finished product homogenization silo, and automatic bagging system to improve overall production efficiency.

    Industries & Applications
    🚗 Automotive Industry
    Engineering Plastics Modification Compounding Machine (2)
    Automotive Industry

    Lightweight and energy saving: Engineering plastics can reduce the weight of the vehicle body and reduce fuel consumption.

    • Nylon (PA): used to manufacture fuel lines, intake manifolds, gears, etc.
    • Polycarbonate (PC): headlight covers, instrument panels, window glass (high light transmittance, impact resistance).
    • Polyoxymethylene (POM): door locks, seat belt components (wear-resistant, low friction).
    • Polyphenylene sulfide (PPS): high-temperature resistant sensor housing, ignition components.
    Engineering Plastics Modification Compounding Machine (3)
    ⚡ Electrical & Electronic Industry
    Electrical and Electronic Industry

    Insulation and precision components: high temperature resistance, flame retardancy, and dimensional stability.

    • Polybutylene terephthalate (PBT): connectors, relay housings.
    • Liquid crystal polymer (LCP): miniaturized electronic components (such as mobile phone antennas, high-frequency connectors).
    • Polyimide (PI): flexible circuit boards, high-temperature insulation films.
    • Polyetheretherketone (PEEK): chip carriers, corrosion-resistant cable sheaths.
    🔧 Mechanical Industry
    Mechanical Industry

    Wear-resistant and high-strength parts:

    • Polyoxymethylene (POM): gears, bearings, sliders (self-lubricating, low wear).
    • Polyetheretherketone (PEEK): chemical pumps and valves, seals (corrosion-resistant, high-pressure resistant).
    • Ultra-high molecular weight polyethylene (UHMWPE): conveyor belts, guide rails (wear-resistant, impact-resistant).
    Engineering Plastics Modification Compounding Machine (4)
    ✈️ Aerospace
    Aerospace

    Adaptability to extreme environments:

    • Polyphenylene sulfide (PPS): aircraft interiors (flame retardant, low smoke).
    • Polyetherimide (PEI): cabin panels, radomes (high strength, radiation-resistant).
    • Polytetrafluoroethylene (PTFE): hydraulic system seals (low temperature resistant, corrosion resistant).
    🏥 Medical Devices
    Medical Devices

    Biocompatibility and sterilization:

    • Polyetheretherketone (PEEK): orthopedic implants, dental instruments (metal alternative).
    • Polytetrafluoroethylene (PTFE): artificial blood vessels, catheters (anticoagulation).
    • Polymethyl methacrylate (PMMA): artificial lenses, bone cement.
    Engineering Plastics Modification Compounding Machine (5)Engineering Plastics Modification Compounding Machine (6)
    🌿 Energy & Environmental Protection
    Energy and Environmental Protection

    Corrosion resistance and weather resistance:

    • Polyaniline (PANI): conductive material for solar cells.
    • Polyvinylidene fluoride (PVDF): lithium battery diaphragm, sewage treatment filter membrane.
    • Polypropylene (PP): fuel cell bipolar plate (lightweight, acid-resistant).
    🚀 Emerging Application Areas
    Emerging Application Areas
    • 3D Printing: PEEK, PA, etc. are used for customized complex structural parts.
    • 5G Communication: LCP materials are used for antennas with high frequency and high speed transmission.
    • Degradable Engineering Plastics: such as high-performance applications after modification of polylactic acid (PLA).
    Frequently Asked Questions (FAQ)
    What is the output capacity of the CJWS75 Twin-Screw Extruder?
    The CJWS75 Twin-Screw Extruder offers an output capacity of 1–2 T/h, powered by a 450 kW AC frequency motor with a maximum screw speed of 900 RPM, making it both energy-efficient and high-performance.
    What makes the glass fiber reinforced side feeder special in this compounding line?
    The side feeder introduces glass fibers into the main material flow in a controlled, sectional manner, preventing fiber agglomeration. Its low-shear design preserves fiber length (especially long fibers of 6–25 mm), reduces fiber damage, and enhances product density through high-vacuum degassing. The buffer hopper with agitator also prevents material bridging.
    Which industries can benefit from engineering plastics compounding machines?
    Engineering plastics compounding machines serve a wide range of industries including automotive, electrical and electronics, mechanical engineering, aerospace, medical devices, energy and environmental protection, as well as emerging fields like 3D printing and 5G communications.
    What engineering plastics are commonly used in the medical device industry?
    In the medical device industry, commonly used engineering plastics include PEEK (for orthopedic implants and dental instruments), PTFE (for artificial blood vessels and catheters due to its anticoagulation properties), and PMMA (for artificial lenses and bone cement).
    How does the barrel design of the CJWS75 extruder extend its service life?
    The barrel is equipped with integral tungsten carbide alloy liners, which provide exceptional wear resistance and durability. This design significantly extends the service life of the barrel and reduces overall maintenance costs.
    What automation features are included in the compounding production line?
    The production line is fully automated and includes small bag and big bag feeding stations, a quick-opening strand die head, cooling water tank, air knife, gantry pelletizer, lifting conveyor, finished product homogenization silo, and an automatic bagging system — all designed to maximize production efficiency and minimize manual intervention.