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High-Quality Polymer Candle Filter for Viscous Filtration - Trusted China Suppliers & Factory

The polymer candle filter is an essential component in the chemical fiber industry specifically designed for polymer melt filtration. In China, top suppliers and factories utilize polymer melts—the molten form of synthetic polymers—to manufacture various chemical fibers such as polyester, nylon, and acrylic, The primary function of the melt filter element is to eliminate impurities, including solid particles and contaminants, from the polymer melt before it undergoes further processing into fibers. Removing these impurities is crucial, as they can adversely impact the quality of the final chemical fibers, leading to production challenges like unevenness, defects, and diminished mechanical properties. Partner with reliable suppliers and factories in China to ensure high-quality polymer candle filters that enhance your production efficiency and product integrity
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    Product Detail

    Description
    The melt filter element is installed in the extrusion line, where the polymer melt is forced through the filter to remove impurities. The filtered polymer melt then proceeds to the spinning process, where it is solidified into continuous filaments or staple fibers.
    Regular maintenance and replacement of the melt filter element are important to ensure the continuous and efficient operation of the chemical fiber production process. This helps to avoid production downtime, improve product quality, and ensure the longevity of the filtering equipment.
    • Polymer-Candle-Filter-for-High-Viscosity-Substances-Filtration2
    • Polymer Candle Filter
    • Polymer Candle Filter (2)
    Main Features
    • 1
      Resistant to high temperature, high pressure and chemical corrosion.
    • 2
      Excellent breathability, large dirt holding capacity, high strength, good sealing, long life, and can be cleaned and reused for repeated use.
    • 3
      The folded filter area is 3–5 times that of the cylindrical type.
    • 4
      Working temperature: -60 ~ 500℃.
    • 5
      The maximum pressure difference the filter element can withstand: 10 MPa.
    Specification
    The melt filter element is installed in the extrusion line, where the polymer melt is forced through the filter to remove impurities. The filtered polymer melt then proceeds to the spinning process, where it is solidified into continuous filaments or staple fibers.
    Regular maintenance and replacement of the melt filter element are important to ensure the continuous and efficient operation of the chemical fiber production process. This helps to avoid production downtime, improve product quality, and ensure the longevity of the filtering equipment.
    Filter Raw Material SUS304/316L
    Filter Media Metal sintering mesh / Stainless steel wire mesh
    Filtration Rating 1–200 Micro
    Filter Length 16–60 inch (406.4–1524 mm)
    Working Temp. ≤350℃
    Allowed Pressure Difference 10 bar / 14 psi
    Connector Type 222 / 226 / 215 / M36 / M28 / M24 / M22 / M20
    Note: We can provide high quality polymer pleated candle filters to meet your specific requirements of polymer melt filtration applications.
    We list regular candle filter sizes below — these are popular sizes in melt filtration machines, for reference only.
    DIAMETER MM LENGTH MM SUITABLE FOR FILTRATION MACHINE
    Φ35 425 MM PF2T-0.5B / PF2T-1.05B / PF2T-1.95B / PF2T-2.34B
    Φ35 485 MM PF2T-1.26B / PF2T-2.34B / PF2T-2.7B / PF2T-3.5B
    Φ35 525 MM PF2T-4.0B
    Φ35 575 MM PF2T-4.5B / PF2T-5.5B
    Φ50 500 MM PF2T-4.5B / PF2T-5.5B
    Frequently Asked Questions
    Q
    What is a polymer candle filter used for?
    A polymer candle filter is used in chemical fiber extrusion lines to remove impurities from polymer melts before the spinning process. It ensures that the melt is clean, resulting in high-quality continuous filaments or staple fibers.
    Q
    What materials are used to manufacture the melt filter element?
    The melt filter element is made from SUS304 or 316L stainless steel. The filter media consists of metal sintering mesh or stainless steel wire mesh, providing excellent corrosion resistance and mechanical strength.
    Q
    What is the working temperature range of the polymer candle filter?
    The polymer candle filter can operate across a wide temperature range of -60℃ to 500℃, making it suitable for various high-temperature polymer melt filtration applications. The standard working temperature is ≤350℃.
    Q
    Can the melt filter element be cleaned and reused?
    Yes. The polymer candle filter element features excellent durability and can be cleaned and reused multiple times. This significantly reduces operational costs and minimizes production downtime during maintenance cycles.
    Q
    What filtration ratings are available for the polymer candle filter?
    The polymer candle filter is available in filtration ratings ranging from 1 to 200 microns, allowing it to be tailored to specific polymer melt filtration requirements across a wide range of applications.
    Q
    What connector types are compatible with the candle filter?
    The polymer candle filter supports multiple connector types including 222, 226, 215, M36, M28, M24, M22, and M20, ensuring compatibility with a wide variety of melt filtration machines and industrial setups.

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