At the heart of modern air purification systems lies a critical component: fiberglass air filter paper. This innovative material, crafted from glass microfiber wool, has become a cornerstone in industries ranging from pharmaceuticals to microelectronics. Its unique properties—such as high dust-hold capacity, low resistance, and exceptional strength—make it an ideal solution for a wide array of air filtration needs. In this article, we delve into the technical specifications, applications, and advantages of fiberglass air filter paper, while also exploring the company behind this cutting-edge product.
Product Overview: Glass Microfiber Air Filter Media
Produced through a wet-forming method, fiberglass air filter paper is engineered to deliver consistent performance across diverse environments. The process ensures that fibers are evenly distributed, resulting in a material that combines high efficiency with low airflow resistance. This balance is crucial for maintaining optimal air quality without compromising system performance.
The product is categorized into three primary series based on filter efficiency: ASHRAE, HEPA, and ULPA. Each series is tailored to specific applications, from standard air conditioning systems to ultra-clean environments in semiconductor manufacturing.
Key Features of Fiberglass Air Filter Paper
- High Dust-Hold Capacity: The dense fiber structure allows the filter to capture and retain more particulates before requiring replacement.
- Low Airflow Resistance: Optimized fiber distribution minimizes pressure drop, enhancing energy efficiency in HVAC systems.
- Exceptional Strength: The material’s durability ensures it maintains integrity under varying operational conditions.

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Technical Specifications: Precision Engineered for Performance
The following table provides a detailed overview of the technical parameters for the fiberglass air filter paper across different classifications:
| 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 |
| ASHRAE | FY-F8 | 90 | 70 | 0.34 | 35±5 | 1200 | 1200 |
| HEPA | FY-H14 | 99.995 | 70 | 0.34 | 340±20 | 1200 | 1000 |
| ULPA | FY-U17 | 99.9999 | 73 | 0.37 | 500±20 | 1200 | 1000 |
These specifications highlight the material’s adaptability to different filtration requirements. For instance, HEPA filters (H10–H14) are designed for high-grade cleanrooms, while ULPA filters (U15–U17) cater to semiconductor manufacturing, where even the tiniest particles must be eliminated.

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Applications: Versatile Solutions for Diverse Industries
The versatility of fiberglass air filter paper is evident in its wide range of applications. From residential air purifiers to industrial cleanrooms, this material plays a critical role in maintaining air quality. Key applications include:
- Residential HVAC Systems: Ideal for home air conditioners and room air purifiers, offering a balance between efficiency and cost-effectiveness.
- Industrial Air Purification: Used in vacuum exhaust filters, paint spray booths, and gas turbine air intakes to remove contaminants.
- Pharmaceutical and Biotechnology: Ensures sterile environments in drug manufacturing and research facilities.
- Microelectronics: Essential for maintaining ultra-clean conditions in semiconductor fabrication plants.
- Medical and Safety Equipment: Found in high-grade vacuum cleaners, air purifiers, and protective masks.

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Company Background: Hebei Fangyu Filters Material Technology Co., Ltd.
Leading the charge in filtration technology is Hebei Fangyu Filters Material Technology Co., Ltd., a company committed to innovation and quality. With a focus on hepa filter paper for sale and hepa filter paper manufacturers, the company has established itself as a trusted name in the industry. Their products adhere to rigorous standards, including EN779/ISO16890, ensuring reliability and performance.
Hebei Fangyu’s dedication to excellence is reflected in their comprehensive product range, which includes fiberglass filter paper tailored for both industrial and commercial applications. Their commitment to customer satisfaction and technological advancement positions them as a leader in the filtration sector.
Why Choose Fiberglass Air Filter Paper?
The advantages of fiberglass air filter paper extend beyond its technical specifications. Here are several reasons to consider this material:
- Superior Efficiency: The high-efficiency ratings of HEPA and ULPA filters ensure the removal of even the smallest particles, making them indispensable in critical environments.
- Cost-Effectiveness: Despite its high performance, fiberglass filter paper offers a cost-effective solution compared to other filtration materials.
- Longevity: The material’s durability reduces the frequency of replacements, lowering maintenance costs over time.
- Compliance with Standards: Adherence to international standards like EN779/ISO16890 ensures that the product meets the highest quality benchmarks.
Conclusion: A Reliable Solution for Modern Filtration Needs
Fiberglass air filter paper represents a significant advancement in filtration technology, offering a blend of performance, durability, and cost-effectiveness. Whether it’s for residential use or industrial applications, this material is a testament to the innovations driven by companies like Hebei Fangyu Filters Material Technology Co., Ltd.. As industries continue to prioritize air quality and safety, the demand for high-performance filtration solutions like fiberglass air filter paper will only grow.
References
NIST (National Institute of Standards and Technology) plays a pivotal role in establishing measurement standards that underpin the development of advanced materials. While the specific search results for NIST’s work on air filtration may not be directly accessible, their contributions to metrology and technology development are foundational to industries relying on precision-engineered products like fiberglass air filter paper. For further information, visit https://www.nist.gov/.
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