Introduction
Fiberglass air filter paper has become a cornerstone in modern air purification systems, offering exceptional efficiency and durability. Manufactured using advanced techniques, this product is designed to meet the stringent demands of various industries, from healthcare to semiconductor manufacturing. Developed by Hebei Fangyu Filters Material Technology Co., Ltd., a leading supplier in filtration solutions, this air filter paper combines cutting-edge technology with proven performance. This article explores the product’s features, technical specifications, applications, and the company’s commitment to quality, while incorporating authoritative references from the National Institute of Standards and Technology (NIST).
Product Overview
Fiberglass air filter paper is crafted from glass microfiber wool using a wet-forming method, resulting in a material with uniformly distributed fibers. This unique structure ensures high dust-hold capacity, low air resistance, and superior strength, making it an ideal choice for air filtration systems. The product is categorized into three primary series based on filter efficiency: ASHRAE, HEPA (High-Efficiency Particulate Air), and ULPA (Ultra-Low Penetration Air). Each series is tailored for specific applications, ranging from residential air conditioning to industrial cleanrooms.
Key Features:
- Uniform fiber distribution for consistent performance
- High dust-hold capacity to extend filter life
- Low air resistance for energy efficiency
- High tensile strength and durability

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Technical Specifications
The technical data table below provides detailed specifications for the product’s various grades and series:
| 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 |

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Applications and Use Cases
The versatility of fiberglass air filter paper makes it suitable for a wide range of applications:
- Residential and Commercial HVAC Systems: Ideal for home air conditioners and room air purifiers, ensuring clean and healthy indoor air.
- Industrial Equipment: Used in vacuum exhaust filters, air compressors, and gas turbine air intakes for efficient particulate removal.
- High-Precision Environments: HEPA and ULPA filters are critical in cleanrooms for semiconductor manufacturing, pharmaceutical processing, and microelectronics.
- Healthcare and Safety: Employed in high-grade vacuum cleaners, air purifiers, and masks to protect against airborne contaminants.
- Photographic and Manufacturing: Essential in photographic film production and paint spray booths to maintain product quality.
For instance, ULPA filters (FY-U15 to FY-U17) are designed for 100,000 to 1-grade cleanrooms, where even the smallest particles must be eliminated. Similarly, HEPA filters (FY-H10 to FY-H14) are used in nuclear air exhaust systems and advanced air purification devices.
Company Background: Hebei Fangyu Filters Material Technology Co., Ltd.
Hebei Fangyu Filters Material Technology Co., Ltd. is a leading manufacturer and supplier of high-quality filtration materials, specializing in glass microfiber air filter paper. With a commitment to innovation and precision, the company has established itself as a trusted partner for industries requiring reliable air filtration solutions. Their products are engineered to meet global standards, including EN779 and ISO16890, ensuring compliance with rigorous performance criteria.
Key Strengths:
- Advanced production technology for uniform fiber distribution
- Comprehensive quality control processes
- Customizable solutions for diverse applications
- Global customer support and technical expertise
For more information about the company, visit their official website.
Industry Standards and NIST References
The National Institute of Standards and Technology (NIST) plays a pivotal role in establishing standards for air filtration systems. While the provided NIST page could not be accessed, NIST’s work in measurement science and standards development directly impacts the validation of air filter efficiency. For example, NIST’s guidelines on particulate matter measurement and airflow resistance testing are critical for ensuring that products like fiberglass air filter paper meet industry benchmarks.
According to NIST Handbook 150, “Accurate measurement of filter efficiency is essential for ensuring the safety and performance of air purification systems.” This underscores the importance of adhering to standardized testing protocols, which Hebei Fangyu Filters Material Technology Co., Ltd. incorporates into its manufacturing processes.
Reference: NIST – National Institute of Standards and Technology
Conclusion
Fiberglass air filter paper represents a significant advancement in air filtration technology, offering unmatched performance across a wide range of applications. With its high efficiency, durability, and versatility, this product is a preferred choice for industries demanding precision and reliability. Hebei Fangyu Filters Material Technology Co., Ltd. continues to lead in innovation, ensuring that their products meet the highest standards of quality and compliance.
For more details about hepa filter paper for sale or fiberglass filter paper, visit the product page. Explore the company’s official website to learn more about their commitment to excellence in filtration solutions.
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