Fiberglass air filter paper is a critical component in modern air purification systems, designed to remove particulate matter from the air with exceptional efficiency. Manufactured using glass microfiber wool, this material is produced through a wet-forming process that ensures uniform fiber distribution, high dust-holding capacity, and low resistance to airflow. Its robust structure and advanced filtration properties make it an ideal choice for a wide range of applications, from household air conditioning systems to high-precision industrial environments. 
The fiberglass air filter paper is engineered to deliver unmatched performance in air filtration. Its primary advantages include:

The following table outlines the detailed technical specifications of the fiberglass air filter paper across its various classifications:
| 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 |

The versatility of fiberglass air filter paper makes it suitable for a broad spectrum of applications:
The fiberglass air filter paper is also employed in specialized industries such as:
Hebei Fangyu Filters Material Technology Co., Ltd. is a leading manufacturer and supplier of high-quality filtration materials, including fiberglass air filter paper. With a commitment to innovation and excellence, the company adheres to international standards such as EN779/ISO16890 to ensure its products meet the highest performance criteria. Their expertise in producing advanced filtration media has established them as a trusted partner for industries requiring reliable air purification solutions.
The fiberglass air filter paper represents a significant advancement in filtration technology, combining durability, efficiency, and adaptability to meet the demands of modern environments. Whether in residential HVAC systems or industrial cleanrooms, its superior performance underscores its value as a critical component in air quality management. For more information on fiberglass filter paper and related products, visit Hebei Fangyu Filters Material Technology Co., Ltd.
While direct references to NIST could not be retrieved due to technical limitations, the standards mentioned (e.g., EN779/ISO16890) are widely recognized in the filtration industry and are referenced in authoritative publications such as the Journal of the Air & Waste Management Association. For further details, consult the National Institute of Standards and Technology website.
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
Email to this supplier