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.
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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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 | |
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:

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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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Several factors distinguish Hebei Fangyu as a trusted supplier of fiberglass air filter paper:
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.
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.
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Raw Material: Various technical polypropylene and non-woven fiber
Process Technilogh:composite
Application:Pocket(bag) Filter
Range of efficiency:M5 to F9
F5:white+activated carbon:150g/㎡
F6:green+activated carbon:150g/㎡
F7:pink+activated carbon:150g/㎡
F8:yellow +activated carbon:150g/㎡
Thickness:0.2-6 mm or Customized
Strand Thickness:0.5-8mm
Swd:2.5-100mm Lwd: 4.5-200mm
Surface Treatment:Powder Coated,Galvanized
MATERAL: PHENOLIC PAPER
MELT-BLOWN PBT
NON-WONEN LAMINATES
DIESEL FUEL FINE FILTERATION GRADE
APPLICATION : FUEL OIL WATER SEPERATION FILTER MEDIA
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