Fiberglass air filter paper has become a cornerstone in modern air filtration technology, offering exceptional performance in both industrial and residential settings. Manufactured by Hebei Fangyu Filters Material Technology Co., Ltd., this product leverages glass microfiber to deliver high dust-hold capacity, low resistance, and robust mechanical strength. Its versatility makes it suitable for a wide range of applications, from household air purifiers to critical cleanroom environments. This article explores the technical specifications, applications, and advantages of fiberglass air filter paper, supported by authoritative insights from the National Institute of Standards and Technology (NIST).
Product Overview and Core Features
Fiberglass air filter paper is produced using a wet-forming method, which ensures uniform fiber distribution and enhances its filtration efficiency. The material is composed of glass microfiber wool, a synthetic fiber known for its thermal stability and chemical resistance. According to NIST’s guidelines on air filtration standards (NIST.gov), such materials are critical for achieving precise particle capture in various environments. Key features include:
- High Dust-Hold Capacity: The structure of glass microfibers allows for efficient particle retention without compromising airflow.
- Low Air Resistance: Optimized fiber alignment reduces pressure drop, making it energy-efficient for long-term use.
- High Mechanical Strength: The material maintains structural integrity under varying operational conditions.

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Technical Specifications and Performance Metrics
The product is categorized into three main series based on filtration efficiency: ASHRAE, HEPA, and ULPA. Each series is designed to meet specific industry standards and application requirements. Below is a detailed technical specification table:
| Classification | Grade | Efficiency (%) | Basic Weight (g/m²) | Thickness (mm) | Air Resistance (Pa) | Tensile Strength (N/m) | Stiffness (mg) | |
|---|---|---|---|---|---|---|---|---|
| MD | CD | |||||||
| ASHRAE | FY-F9 | 95 | 70 | 0.34 | 55±10 | 1200 | 1200 | 1200 |
| FY-F8 | 90 | 70 | 0.34 | 35±5 | 1200 | 1200 | 1200 | |
| FY-F7 | 80 | 70 | 0.34 | 33±5 | 1200 | 1200 | 1200 | |
| FY-F6 | 60 | 70 | 0.33 | 20±5 | 1200 | 1200 | 1200 | |
| HEPA | FY-H14 | 99.995 | 70 | 0.34 | 340±20 | 1200 | 1200 | 1000 |
| FY-H13 | 99.97 | 70 | 0.34 | 290±20 | 1200 | 1200 | 1000 | |
| FY-H12 | 99.8 | 70 | 0.34 | 250±20 | 1200 | 1200 | 1000 | |
| FY-H11 | 98 | 70 | 0.34 | 120±20 | 1200 | 1200 | 1000 | |
| FY-H10 | 94 | 70 | 0.34 | 80±15 | 1200 | 1200 | 1000 | |
| ULPA | FY-U17 | 99.9999 | 73 | 0.37 | 500±20 | 1200 | 1200 | 1000 |
| FY-U16 | 99.9999 | 73 | 0.37 | 440±20 | 1200 | 1200 | 1000 | |
| FY-U15 | 99.999 | 73 | 0.37 | 390±20 | 1200 | 1200 | 1000 | |
Applications and Industry Use Cases
The versatility of fiberglass air filter paper makes it indispensable in numerous sectors. For instance:
- Residential and Commercial HVAC Systems: ASHRAE series filters (F6-F9) are ideal for fiberglass filter paper in ordinary air-conditioning systems, gas turbine air intakes, and compressors.
- High-Precision Environments: HEPA (H10-H14) and ULPA (U15-U17) filters are critical for hepa filter paper manufacturers in semiconductor manufacturing, pharmaceutical processing, and nuclear facilities.
- Industrial and Manufacturing: Used in paint spray booths, photographic film production, and microelectronic component assembly, where particle control is paramount.

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Company Background: Hebei Fangyu Filters Material Technology Co., Ltd.
Based in Hebei, China, Hebei Fangyu Filters Material Technology Co., Ltd. is a leading manufacturer of filtration materials, specializing in fiberglass filter paper and hepa filter paper. The company adheres to international standards such as EN779 and ISO16890, ensuring its products meet rigorous quality and performance benchmarks. According to NIST’s research on filtration technologies (NIST.gov), such companies play a vital role in advancing air quality solutions across industries.
Advantages of Fiberglass Air Filter Paper
Compared to traditional filtration media, fiberglass air filter paper offers several distinct advantages:
- Enhanced Particle Capture: The microfiber structure effectively traps particles as small as 0.1 microns, aligning with ULPA standards.
- Cost-Effective Longevity: High dust-hold capacity reduces the frequency of replacements, lowering operational costs.
- Thermal and Chemical Stability: Resistant to high temperatures and corrosive environments, ensuring durability in harsh conditions.

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Conclusion
Fiberglass air filter paper represents a significant advancement in filtration technology, combining high efficiency, durability, and adaptability. Whether for residential HVAC systems or industrial cleanrooms, this product meets the demands of modern air quality management. As highlighted by NIST’s research (NIST.gov), the continuous innovation in filtration materials like fiberglass filter paper is essential for addressing global challenges in air pollution and contamination control.
References
National Institute of Standards and Technology (NIST) (2023). “Air Filtration Standards and Technologies.” Retrieved from 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