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China Suppliers Factory Supply Stainless Steel Polymer Candle Filter for Polyester Filtration and Chemical Processing

The Manfre polymer candle filter is specifically designed for CPF continuous polymer filtration in the recycled polyester staple fiber industry. As one of the leading suppliers in China, we offer a range of polyester melt filter cores made from imported stainless steel fiber sintered felt. These filters boast exceptional properties, including high pressure resistance, high temperature tolerance, and chemical corrosion resistance. With excellent permeability, a large dirt holding capacity, and extended service life, our filters are ideal for the petroleum, chemical, and chemical fiber industries. Our factory is committed to providing high-quality filter elements that can be cleaned and regenerated for prolonged use. Choose Manfre for reliable performance in your filtration needs

    Product Overview

    The CPF series melt filter is a chemical polymer filter featuring continuous switching of double filter chambers. It is designed for the continuous filtration of high polymer melts to efficiently remove impurities and unmelted gel particles, thereby improving melt spinning performance and ensuring top-tier spinning quality. In high-speed spinning, fine denier spinning, and recycled material spinning, it serves as an indispensable equipment that significantly extends the lifespan of spinning components, improves equipment utilization, and increases overall output.

    Application Range

    Filterable Materials: Fluid (melt) polymers, prepolymers, and monomers, such as polyester (PET), nylon (PA6, PA66), polypropylene (PP), polyethylene (PE), polyurethane (PU), and other viscous thermal fluids.

    Application Fields: Continuous polycondensation (PET, PBT, Nylon6), polyester filament, foam bottle flakes, and other recycled materials spinning, nylon filament, polypropylene spunbond non-woven fabric, polypropylene/polyethylene stretch film, BOPET, polypropylene filament, zipper monofilament, and related industries.

    Technical Specifications

    Parameter Specification Details
    Standard Sizes OD 42 mm x L460 MM
    OD 42 mm x L750 MM
    OD 42 mm x L1150 MM
    Filtration Media Four layers of Stainless Steel Woven wire mesh
    Filtration Rating 200 mesh, 250 mesh, etc.
    Candle Filter Design Pleated 75μm, PET
    Dimensions (Candle) Outer diameter: 46.5 mm; Length: 512.0 mm
    Flow Direction From outside to inside
    Filter Fineness 75μm
    Wire Mesh Layers
    (From outside to inside)
    • W 1.0 mm d 0.40 mm, 20 mesh
    • W 0.34 mm d 0.16 mm, 50 mesh
    • W 0.075 mm d 0.050 mm, 180 mesh
    • W 1.0 mm d 0.40 mm, 20 mesh
    Filter Area 0.30 m²

    Frequently Asked Questions (FAQ)

    What materials can the CPF series melt filter process?
    The CPF series filter is designed for fluid (melt) polymers, prepolymers, and monomers. This includes thermoplastic polymers such as polyester (PET), nylon (PA6, PA66), polypropylene (PP), polyethylene (PE), polyurethane (PU), and other viscous thermal fluids.
    What are the primary applications of this melt filter?
    It is widely used in continuous polycondensation (PET, PBT, Nylon6), polyester filament production, foam bottle flakes and recycled materials spinning, nylon filament, polypropylene spunbond non-woven fabrics, BOPET, zipper monofilaments, and polypropylene/polyethylene stretch films.
    How does the continuous switching of double filter chambers benefit production?
    The double filter chamber design allows for continuous switching, which ensures uninterrupted filtration of high polymer melts. It continuously removes impurities and unmelted gel particles, which improves spinning performance, protects spinning components, increases equipment utilization, and boosts overall output.
    What are the standard sizes and dimensions available?
    The standard sizes for the CPF series include OD 42 mm x L460 MM, OD 42 mm x L750 MM, and OD 42 mm x L1150 MM. The specific pleated candle filter configuration has an outer diameter of 46.5 mm and a length of 512.0 mm.
    What is the structure of the filter media layers?
    The filter media consists of four layers of stainless steel woven wire mesh. From the outside to the inside, the layers are structured as follows:
    • Layer 1: W 1.0 mm, d 0.40 mm, 20 mesh
    • Layer 2: W 0.34 mm, d 0.16 mm, 50 mesh
    • Layer 3: W 0.075 mm, d 0.050 mm, 180 mesh
    • Layer 4: W 1.0 mm, d 0.40 mm, 20 mesh
    What is the flow direction and filtration area of the candle filter?
    The flow direction of the medium is from the outside to the inside. The candle filter provides a total filtration area of 0.30 m² with a filtration fineness of 75μm.