Fiberglass Air Filter Paper-Hebei Fangyu Filters|High Efficiency Durable Solutions

Introduction to Fiberglass Air Filter Paper

Fiberglass air filter paper is a critical component in modern air purification systems, designed to capture airborne particles while maintaining low airflow resistance. Manufactured using advanced glass microfiber wool through a wet-forming method, this material ensures optimal performance in a wide range of applications. The product is categorized into three main series—ASHRAE, HEPA, and ULPA—each tailored for specific filtration needs. Whether for residential HVAC systems or industrial cleanrooms, fiberglass air filter paper offers a balance of high dust-hold capacity, low resistance, and high strength, making it a preferred choice for air quality management.

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Key Features and Advantages

Fiberglass air filter paper excels in several critical areas, making it a versatile solution for diverse environments. One of its standout features is the well-distributed fiber structure, achieved through the wet-forming process. This ensures uniform particle capture and minimizes bypass leakage. Additionally, the material’s high dust-hold capacity allows it to retain more contaminants before requiring replacement, reducing maintenance frequency and costs. The low resistance characteristic ensures that airflow remains unimpeded, enhancing system efficiency and energy savings. For industrial applications, the high strength of the paper ensures durability under demanding conditions, preventing tear or deformation.

Compared to traditional filter media, fiberglass air filter paper provides superior efficiency-to-cost ratio. Its ability to maintain performance over extended periods makes it ideal for both commercial and residential settings. For instance, HEPA filter paper is engineered to capture 99.97% of particles as small as 0.3 microns, while ULPA filter paper offers even higher efficiency, making it suitable for semiconductor manufacturing and pharmaceutical cleanrooms.

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Technical Specifications

The following table outlines the detailed technical specifications of fiberglass air filter paper across its three series: ASHRAE, HEPA, and ULPA. These parameters highlight the material’s adaptability to varying filtration requirements.

Classification Grade Efficiency (%) Basic Weight (g/m²) Thickness (mm) Air Resistance (Pa) Tensile Strength (N/m) Stiffness (mg)
ASHRAE FY-F9 95 70 0.34 55±10 1200 1200
FY-F8 90 70 0.34 35±5 1200 1200
FY-F7 80 70 0.34 33±5 1200 1200
FY-F6 60 70 0.33 20±5 1200 1200
HEPA FY-H14 99.995 70 0.34 340±20 1200 1000
FY-H13 99.97 70 0.34 290±20 1200 1000
FY-H12 99.8 70 0.34 250±20 1200 1000
FY-H11 98 70 0.34 120±20 1200 1000
FY-H10 94 70 0.34 80±15 1200 1000
ULPA FY-U17 99.9999 73 0.37 500±20 1200 1000
FY-U16 99.9999 73 0.37 440±20 1200 1000
FY-U15 99.999 73 0.37 390±20 1200 1000

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Applications Across Industries

Fiberglass air filter paper is widely used in both commercial and industrial settings due to its adaptability and efficiency. ASHRAE series filters are ideal for ordinary air-conditioning systems, gas turbine air intakes, and air compressors. These filters are commonly found in residential HVAC systems and industrial ventilation units, ensuring clean air while maintaining energy efficiency.

The HEPA series is designed for environments requiring high-efficiency filtration. It is used in 10,000 to 100,000-grade cleanrooms, pharmaceutical processing, and microelectronic component manufacturing. Additionally, HEPA filter paper is integral to high-grade vacuum cleaners, air purifiers, and respiratory masks, offering protection against fine particulates and allergens.

For the most stringent requirements, ULPA filters are employed in chip manufacturing and 100-grade or cleaner environments. These filters are critical in semiconductor fabrication and biotechnology research, where even the smallest particles can compromise product quality. ULPA filter paper is also used in photographic film manufacturing and paint spray booths, ensuring contamination-free processes.

About Hebei Fangyu Filters Material Technology Co., Ltd.

Hebei Fangyu Filters Material Technology Co., Ltd. is a leading manufacturer of high-quality fiberglass filter paper and HEPA filter paper. With a commitment to innovation and precision, the company specializes in producing glass microfiber air filter media that meet international standards such as EN779/ISO16890. Their products are trusted by industries worldwide for their reliability and performance.

As a pioneer in the filtration industry, Hebei Fangyu has established itself as a key player in the hepa filter paper for sale market. The company’s advanced manufacturing processes ensure consistent quality, while its focus on customer satisfaction drives continuous improvement. By adhering to strict quality control measures, Hebei Fangyu delivers fiberglass air filter paper that meets the evolving needs of modern air purification systems.

For more information about hepa filter paper manufacturers or to explore their product range, visit Hebei Fangyu’s official website.

Authoritative Citations and References

According to the National Institute of Standards and Technology (NIST), air filtration standards play a crucial role in ensuring the safety and efficiency of air purification systems. NIST’s research on air filtration standards highlights the importance of materials like fiberglass air filter paper in maintaining indoor air quality. The organization emphasizes the need for rigorous testing and certification to guarantee that filters meet specified performance criteria.

As noted in NIST’s Indoor Air Quality Standards and Guidelines, the selection of appropriate filter media is essential for achieving optimal air quality in both residential and industrial settings. The glass microfiber composition of fiberglass air filter paper aligns with these standards, offering a balance of efficiency and durability.


Hebei Fangyu Filter Material Technology Co.,Ltd is the leading innovative developer and manufacturer all kinds of filter materials in China.pocket filter media factory Located in the economically developed Handan Hebei specialized in various kinds of filter materials from Synthetic Media,Paint stop Filter Media Pre- filter Non Woven Fabric ,Wire Mesh Backed Laminated Filter Media,Ceiling filter Auto Cabin Filter Media, polypropylene filter media, Glass Microfiber Filter Media Nonwoven Fabric,Pre- filter non woven fabric, activated carbon filter materials, EN779 bag filter materials, HEPA filter media, air filter HEPA filter media and Filter Accessories.Our filter materials have passed ISO9001:2000 quality certification since 2005.Certified by ISO9001, UL2 and SGS, with emphasis on quality and service. Our strength is the ability to find innovative ways to meet marketplace or product requirements.activated filter media price|super blog