Fiberglass air filter paper is a critical component in modern air purification systems, offering exceptional performance in capturing airborne particles while maintaining low air resistance. Manufactured using advanced wet-forming technology, this product is engineered to provide consistent fiber distribution, high dust-hold capacity, and robust mechanical strength. Explore our product page to learn more about its specifications and applications.

Product Features and Advantages
Produced from high-quality glass microfiber wool, fiberglass air filter paper combines durability with precision. Its unique manufacturing process ensures even fiber distribution, which enhances filtration efficiency while minimizing pressure drop. Key advantages include:
- High Dust-Hold Capacity: The structure allows the filter to trap a significant amount of particulate matter before requiring replacement.
- Low Air Resistance: Optimized design ensures minimal airflow restriction, improving system energy efficiency.
- High Mechanical Strength: The material maintains integrity under varying operational conditions, ensuring long-term performance.
- Customizable Efficiency Levels: Available in ASHRAE, HEPA, and ULPA series to meet specific application requirements.

Technical Specifications
The following table outlines the detailed technical parameters of the fiberglass air filter paper across different filtration classes:
| Classification | Grade | Efficiency (%) | Basic Weight (g/m²) | Thickness (mm) @100kPa | Air Resistance (Pa) @5.3cm/s | Tensile Strength (N/m) MD | Stiffness (mg) MD |
|---|---|---|---|---|---|---|---|
| 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 |

Applications Across Industries
Fiberglass air filter paper is versatile, serving critical roles in various sectors:
- Residential and Commercial HVAC: Ideal for air conditioners and room air purifiers, ensuring clean indoor air quality.
- Industrial Systems: Used in gas turbine air intakes, compressors, and vacuum exhaust filters to protect equipment from particulate damage.
- High-Purity Environments: HEPA and ULPA grades are essential in semiconductor manufacturing, pharmaceutical processing, and cleanrooms requiring ultra-low particle counts.
- Consumer Electronics: Found in high-end vacuum cleaners, air purifiers, and respirators for personal protection.
Company Background: Hebei Fangyu Filters Material Technology Co., Ltd.
As a leading manufacturer of filtration materials, Hebei Fangyu Filters Material Technology Co., Ltd. specializes in producing high-performance air filter papers tailored to diverse industrial and commercial needs. With a focus on innovation and quality, the company adheres to international standards such as EN779 and ISO16890 to ensure reliability and consistency. Their expertise in glass microfiber technology positions them as a trusted partner for clients seeking advanced air filtration solutions.
Why Choose Our Fiberglass Air Filter Paper?
Our product stands out due to its rigorous testing and adherence to global standards. The National Institute of Standards and Technology (NIST) emphasizes the importance of accurate filtration testing in maintaining air quality, a principle we uphold in our manufacturing processes. By integrating cutting-edge technology with meticulous quality control, we deliver filters that meet the highest performance benchmarks.
Conclusion
Fiberglass air filter paper is a cornerstone of modern air purification systems, offering unmatched efficiency and durability. Whether for residential use, industrial applications, or high-purity environments, our product provides reliable solutions that align with global standards. Explore our product range to discover how we can enhance your filtration systems.
References
1. National Institute of Standards and Technology (NIST). Retrieved from https://www.nist.gov/. (2023).
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