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introduction
The production process of PTFE needle-punched filtration material primarily encompasses the following steps:
Fiber Processing: PTFE fibers undergo drawing and untangling processes to obtain fibers suitable for needle-punching.
Needle-Punching Forming: The processed PTFE fibers are transformed into a stable fibrous structure through the needle-punching process, resulting in a needle-punched felt.
Membrane Coating (Optional): A layer of PTFE membrane is applied to the surface of the needle-punched felt to enhance its filtration performance and anti-stick properties.
Heat Setting: A heat-setting process is employed to impart superior dimensional and thermal stability to the filter bags.
Post-Processing: This includes steps such as cutting, bag-making, and packaging, transforming the needle-punched felt into the desired filter bag shapes and sizes.
Product Features
- High-Efficiency Filtration: PTFE needle-punched filtration material captures finer particles, enhancing filtration precision and efficiency.
- Long Lifespan: Its superior temperature, wear, and corrosion resistance contribute to a longer service life for PTFE needle-punched filtration material.
- Low Resistance: The low friction coefficient of the PTFE microporous membrane surface prevents dust accumulation, slows down the increase in filter resistance, and reduces the operational resistance of dust removal equipment.
application area
- Power Industry: Thermal power plants generate boiler flue gases laden with dust and harmful substances, which PTFE needle-punched filtration material effectively captures.
- Cement Industry: The cement production process generates substantial dust, and PTFE needle-punched filtration material is utilized in dust removal systems along the production line.
- Chemical Industry: In chemical production, many media are corrosive. PTFE needle-punched filtration material, with its remarkable corrosion resistance, becomes an ideal filtration material for this industry.
- Waste Incineration Industry: The incineration process generates high-temperature and corrosive gases, which PTFE needle-punched filtration material withstands, ensuring the smooth operation of incinerators.
- Other Industrial Sectors: PTFE needle-punched filtration material also finds extensive use in dust control and air purification in industries such as metallurgy, pharmaceuticals, and food processing.
Customized filters of different specifications and models are available upon user's request.
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