ePTFE Air Filter Media

ePTFE Air Filter Media is manufactured from expanded polytetrafluoroethylene with a microporous structure designed for efficient separation of airborne particles. The expanded membrane provides a high degree of pore control while retaining the hydrophobic and chemically stable characteristics of PTFE. It can be incorporated into specialized air and gas filtration systems where moisture resistance and stable membrane performance are important. 

Typical applications include clean air systems, pharmaceutical processing, microelectronics, laboratory equipment, and industrial gas filtration. The material can be supplied with suitable support layers or composite structures to improve mechanical strength, processing performance, and compatibility with downstream filter manufacturing requirements.

Product Introduction

ePTFE Air Filter Media is manufactured from high-performance polytetrafluoroethylene using controlled membrane processing technology. The material features a microporous structure designed to achieve efficient airborne particle filtration while maintaining good air permeability.

As an experienced filtration material manufacturer, we can provide membrane media in different thicknesses, dimensions, support configurations, and composite structures according to customer requirements. The material can be supplied as a standalone membrane or laminated with breathable support layers for improved mechanical strength and easier downstream processing.

Our production process focuses on consistent pore structure, surface quality, membrane uniformity, and stable filtration performance, making the media suitable for demanding air filtration applications.

Product Parameters

Filter classH11H12H13H14U15U16

Basic weight

(g/㎡)

80±580±580±580±580±580±5
Thickness(mm)0.30±0.050.30±0.050.30±0.050.30±0.050.30±0.050.30±0.05
Efficiency(≥%)9599.599.9599.99599.999599.99995
Resistance(Pa)40±2095±20120±30150±30220±30250±30
Material saferyThe material itself is odorless and will not release B, P elements or other anions and cations during use.

Product Advantages

Our ePTFE Air Filter Media is designed to provide a balance between filtration efficiency, airflow performance, durability, and processing flexibility.

  • Microporous Structure: The expanded PTFE membrane provides controlled micropores for efficient capture of fine airborne particles.

  • High Filtration Efficiency: The membrane structure supports high-efficiency particle separation for demanding air filtration systems.

  • Good Air Permeability: Optimized pore characteristics help maintain effective airflow while supporting filtration performance.

  • Hydrophobic Performance: The naturally water-repellent PTFE material provides good resistance to moisture and helps maintain stable performance in humid conditions.

  • Chemical Stability: PTFE offers excellent resistance to many chemicals, supporting use in demanding industrial environments.

  • Flexible Composite Construction: The ePTFE porous film can be laminated with suitable support materials to improve strength, handling, pleating, and filter assembly.

  • Customized Manufacturing: We can adjust membrane specifications and composite structures based on filtration efficiency, pressure drop, thickness, and processing requirements.

  • Consistent Quality: Our manufacturing and quality control processes are focused on stable product performance and reliable batch-to-batch consistency.

Applications

With its combination of fine-particle filtration, moisture resistance, and chemical stability, ePTFE Air Filter Media can be used in a wide range of high-performance filtration systems.

  • HEPA and ULPA Filters: Suitable for high-efficiency air filtration and clean air applications.

  • Cleanroom Systems: Used in environments requiring controlled airborne particle levels.

  • Semiconductor and Microelectronics: Suitable for advanced manufacturing environments where clean air is critical.

  • Pharmaceutical Processing: Applicable to air filtration systems used in pharmaceutical production and controlled environments.

  • Laboratory Equipment: Can be incorporated into specialized air purification and ventilation equipment.

  • Industrial Ventilation: Suitable for industrial air filtration systems operating under demanding environmental conditions.

  • Gas Filtration: The microporous fluoropolymer membrane can be used in specialized air and gas filtration applications.

  • Customized Filter Products: Suitable for manufacturers developing pleated filters, cartridges, air purification modules, and other customized filtration products.

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