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China Polymer Candle Filter Elements Suppliers - SUS 304 Factory for High-Quality Filtration Solutions

Candle filters, named for their cylindrical shape, are essential filtration components widely utilized in various industries. Manufactured from durable stainless steel mesh or sintered mesh, these filter elements come equipped with a cap on the bottom and a threaded connector on the top, facilitating secure attachment to the core. Some designs feature an outer layer made from perforated metal sheets, expanded metal, sintered metal, or porous ceramic, which provides robust support for the filter media, Designed to fit within a dedicated filter housing, candle filter elements offer a compact solution capable of accommodating 1-20 candles depending on the filter size. Arranged vertically within the pressure vessel, these filters effectively separate liquids with low solid content, ensuring high productivity and easy discharge of bottom sediments

    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.

    The main filter layer of Pleated Filter mainly uses two materials: stainless steel wire mesh and stainless steel sintered fiber. Stainless steel wire mesh is woven from stainless steel wire. Its pleated filter has the characteristics of smooth pores, easy cleaning, high temperature resistance, corrosion resistance, no wire mesh falling off, and long filtration cycle. Stainless steel sintered fiber is a porous deep filter material made of stainless steel fibers sintered at high temperature. Its pleated filter has the characteristics of high porosity, good air permeability, strong dirt holding capacity, and strong regeneration ability.

    • pleated-candle-filter
    • Polymer Candle Filter
    • Polymer Candle Filter for High Viscosity Substances Filtration
    Candle Filter Elements and Filter Media
    Filter Raw Material SUS304/316L
    Filter Media Metal sintering mesh & stainless steel wire mesh
    Filtration Rating 1–200 Micron
    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.
    Application Areas
    • 🏭 Petrochemical: Refining, chemical production and separation and recovery of intermediate products.
    • ⚙️ Metallurgy: Used for filtration of hydraulic systems of rolling mills and continuous casting machines.
    • 🧵 Textile: Purification and uniform filtration of polyester melt during the drawing process.
    • 💊 Electronics and Pharmaceuticals: Pre-treatment and filtration of reverse osmosis water and deionized water, pre-treatment and filtration of cleaning fluid and glucose.
    • ⚡ Thermal Power and Nuclear Power: Purification of lubrication systems, speed control systems, bypass control systems of gas turbines and boilers, purification of water supply pumps, fans and dust removal systems.
    How to Clean Industrial Filter Cores?
    Industrial fine filters are widely used in industries such as pharmaceutical, chemical, ink and paint, food and beverage, automobile manufacturing, cement industry, petroleum, oil refineries, petrochemical, etc. It is important to clean these filter cartridges to ensure that they filter consistently over a long period of time.
    Industrial filter cores have high dirt holding capacity, are easy to install, clean and maintain. The fine filter element is sturdy, has a solid quality core and has well-formed layers, so cleaning and installing them is very easy.
    Some filtration systems allow backwashing and have a CIP system design. But most have to be taken out of their shells, sterilized and washed. When not in use, these cleaned filter cartridges are dried and sealed or vacuumed to prevent contamination or wear.
    Frequently Asked Questions (FAQ)
    • Q What materials are used in polymer pleated candle filter elements?
      The main filter layers are made from two materials: stainless steel wire mesh (woven from stainless steel wire) and stainless steel sintered fiber (a porous deep filter material made by sintering stainless steel fibers at high temperature). The raw material is typically SUS304 or SUS316L stainless steel.
    • Q What filtration ratings are available for candle filter elements?
      Candle filter elements are available in filtration ratings ranging from 1 to 200 microns, allowing them to be tailored to specific polymer melt filtration requirements.
    • Q What is the maximum working temperature for these filter elements?
      The maximum working temperature for polymer pleated candle filter elements is ≤350℃, making them suitable for high-temperature polymer melt filtration applications.
    • Q In which industries can polymer candle filter elements be used?
      These filter elements are widely used across multiple industries including petrochemical, metallurgy, textile, electronics, pharmaceuticals, food and beverage, thermal power, and nuclear power industries.
    • Q How should industrial filter cores be cleaned and maintained?
      Depending on the filtration system design, some filter cores can be cleaned via backwashing or CIP (Clean-In-Place) systems. Others must be removed from their housings, sterilized, and washed manually. After cleaning, they should be dried and sealed or vacuum-packed to prevent contamination or wear before reuse.
    • Q What connector types are compatible with these candle filter elements?
      The candle filter elements are compatible with a wide range of connector types including 222, 226, 215, M36, M28, M24, M22, and M20, ensuring flexibility for various filtration system configurations.

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