Fiberglass air filter paper has become a cornerstone in modern air purification systems, offering superior performance across a wide range of applications. Manufactured using advanced wet-forming technology, this product is crafted from glass microfiber wool, ensuring exceptional dust-holding capacity, low resistance, and high tensile strength. Its versatility and reliability make it an ideal choice for both residential and industrial filtration needs. In this article, we delve into the technical specifications, applications, and the company behind this innovative product, Hebei Fangyu Filters Material Technology Co., Ltd.
Product Overview: The Science Behind Fiberglass Air Filter Paper
Fiberglass air filter paper is produced through a wet-forming method, which ensures a uniform distribution of fibers. This process results in a material that combines high dust-hold capacity with minimal airflow resistance, making it highly efficient for various filtration applications. The product is categorized into three main series based on filter efficiency: ASHRAE, HEPA, and ULPA, each designed for specific environmental and industrial requirements.

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Key Features and Advantages
- High Dust-Holding Capacity: The fiber structure effectively captures and retains particulates, extending the filter’s lifespan.
- Low Airflow Resistance: Ensures energy efficiency while maintaining optimal air quality.
- Exceptional Tensile Strength: Provides durability under varying operational conditions.
- Customizable Efficiency Levels: Tailored to meet specific filtration standards (e.g., ASHRAE F5–F9, HEPA H10–H14, ULPA U15–U17).
Technical Specifications: Precision in Every Parameter
The technical specifications of fiberglass air filter paper are meticulously designed to meet rigorous industry standards. Below is a detailed table outlining the critical parameters for each classification:
| Classification | Grade | Efficiency (%) | Basic Weight (g/m²) | Thickness (mm) @100kPa | Air Resistance (Pa) @5.3cm/s | Tensile Strength (N/m) MD | Stiffness (mg) MD | |
|---|---|---|---|---|---|---|---|---|
| Strength | ±200 | |||||||
| ASHRAE | FY-F9 | 95 | 70 | 0.34 | 55±10 | 1200 | ±200 | 1200 |
| FY-F8 | 90 | 70 | 0.34 | 35±5 | 1200 | ±200 | 1200 | |
| FY-F7 | 80 | 70 | 0.34 | 33±5 | 1200 | ±200 | 1200 | |
| FY-F6 | 60 | 70 | 0.33 | 20±5 | 1200 | ±200 | 1200 | |
| HEPA | FY-H14 | 99.995 | 70 | 0.34 | 340±20 | 1200 | ±200 | 1000 |
| FY-H13 | 99.97 | 70 | 0.34 | 290±20 | 1200 | ±200 | 1000 | |
| FY-H12 | 99.8 | 70 | 0.34 | 250±20 | 1200 | ±200 | 1000 | |
| FY-H11 | 98 | 70 | 0.34 | 120±20 | 1200 | ±200 | 1000 | |
| FY-H10 | 94 | 70 | 0.34 | 80±15 | 1200 | ±200 | 1000 | |
| ULPA | FY-U17 | 99.9999 | 73 | 0.37 | 500±20 | 1200 | ±200 | 1000 |
| FY-U16 | 99.9999 | 73 | 0.37 | 440±20 | 1200 | ±200 | 1000 | |
| FY-U15 | 99.999 | 73 | 0.37 | 390±20 | 1200 | ±200 | 1000 | |
Applications: Versatility Across Industries
Fiberglass air filter paper is utilized in a diverse array of applications, from household appliances to high-tech manufacturing environments. Its adaptability is a testament to its design and performance. Key applications include:
- Residential and Commercial HVAC Systems: Ideal for air conditioners and room air purifiers, ensuring clean and healthy indoor air.
- Industrial Filtration: Used in vacuum exhaust systems, gas turbine air intakes, and air compressors to maintain operational efficiency.
- High-Precision Environments: HEPA and ULPA filters are critical in semiconductor manufacturing, pharmaceutical processing, and cleanrooms requiring ultra-low particulate levels.
- Consumer Products: Found in high-grade vacuum cleaners, air purifiers, and protective masks, offering advanced filtration for everyday use.

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Company Background: Hebei Fangyu Filters Material Technology Co., Ltd.
Hebei Fangyu Filters Material Technology Co., Ltd. is a leading manufacturer of high-quality filtration materials, with a strong focus on innovation and customer satisfaction. The company’s commitment to excellence is reflected in its state-of-the-art production processes and adherence to international standards such as EN779/ISO16890. Their product range includes fiberglass filter paper, HEPA filter paper, and ULPA filter paper, catering to a global market.
With a dedicated team of engineers and researchers, Hebei Fangyu continuously invests in R&D to enhance product performance and expand its application scope. The company’s mission is to provide sustainable and efficient filtration solutions that meet the evolving needs of industries and consumers alike.

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Why Choose Hebei Fangyu Filters Material Technology Co., Ltd.?
Several factors distinguish Hebei Fangyu as a trusted supplier of fiberglass air filter paper:
- Comprehensive Product Range: From ASHRAE to ULPA filters, the company offers solutions for every filtration need.
- Quality Assurance: Rigorous testing and compliance with global standards ensure reliability and performance.
- Customer-Centric Approach: Tailored solutions and expert support to meet specific client requirements.
- Global Reach: A wide distribution network ensuring timely delivery to customers worldwide.
Conclusion: The Future of Filtration Technology
Fiberglass air filter paper represents a significant advancement in filtration technology, offering a balance of efficiency, durability, and versatility. As industries continue to prioritize air quality and sustainability, the demand for high-performance filters like those produced by Hebei Fangyu is expected to grow. By leveraging cutting-edge materials and manufacturing techniques, the company is well-positioned to lead the market in providing innovative solutions for a cleaner, healthier environment.
References
For further information on air filtration standards and technologies, refer to the National Institute of Standards and Technology (NIST): https://www.nist.gov/. NIST’s research and guidelines play a critical role in establishing benchmarks for filtration efficiency and performance.
Keywords
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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