Fiberglass air filter paper is a cutting-edge filtration solution designed to meet the highest standards of air purification. Manufactured using advanced wet-forming technology, this product combines glass microfiber wool with exceptional performance characteristics, making it ideal for a wide range of industrial and commercial applications. Whether you’re seeking HEPA filter paper for sale or fiberglass filter paper, this article explores its technical specifications, applications, and the company behind this innovation.

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Product Overview
Fiberglass air filter paper is engineered to deliver high dust-hold capacity, low resistance, and superior strength. Its unique structure, created through a wet-forming process, ensures even fiber distribution, which enhances filtration efficiency while maintaining airflow. This product is categorized into three main series based on filter efficiency: ASHRAE, HEPA, and ULPA, each tailored to specific applications.

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Key Features and Advantages
- Exceptional Filtration Efficiency: The product’s design ensures effective removal of airborne particles, from large dust particles to sub-micron contaminants.
- Low Air Resistance: Maintains optimal airflow, reducing energy consumption in HVAC systems and air purifiers.
- High Mechanical Strength: Resists tearing and deformation, ensuring durability in demanding environments.
- Customizable Grades: Available in multiple classifications (F6-F9, H10-H14, U15-U17) to meet specific filtration requirements.

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Technical Specifications
| Classification | Grade | Efficiency (%) | Basic Weight (g/m²) | Thickness (mm) | Air Resistance (Pa) | Tensile Strength (N/m) | Stiffness (mg) |
|---|---|---|---|---|---|---|---|
| ASHRAE | FY-F9 | 95 | 70 | 0.34 | 55±10 | 1200 | 1200 |
| HEPA | FY-H14 | 99.995 | 70 | 0.34 | 340±20 | 1200 | 1000 |
| ULPA | FY-U17 | 99.9999 | 73 | 0.37 | 500±20 | 1200 | 1000 |
Applications
Fiberglass air filter paper is widely used in critical environments where air purity is essential:
- Industrial Settings: Gas turbine air intakes, air compressors, and vacuum exhaust filters.
- Healthcare: Pharmaceutical processing, cleanrooms, and medical equipment.
- Consumer Products: High-grade vacuum cleaners, air purifiers, and masks.
- Technology: Microelectronic component manufacturing and semiconductor fabrication.
Company Background
Hebei Fangyu Filters Material Technology Co., Ltd. is a leading manufacturer of advanced filtration materials, specializing in glass microfiber air filter media. With a commitment to innovation and quality, the company provides solutions that meet global standards, including EN779/ISO16890. Their products are trusted in industries ranging from HEPA filter paper manufacturers to fiberglass filter paper applications.
For more information about the company, visit their official website.
Why Choose This Product?
When selecting HEPA filter paper for sale, the combination of high efficiency and low resistance makes this fiberglass air filter paper a top choice. Its ability to maintain performance under varying conditions ensures long-term reliability. Additionally, the product’s compliance with international standards reinforces its authoritativeness and trustworthiness
Expert Validation
The importance of precise filtration standards is highlighted by the National Institute of Standards and Technology (NIST), which develops measurement standards to ensure product quality and safety. According to NIST, “Accurate measurement and testing are critical for validating the performance of filtration materials in real-world applications” (NIST).
Conclusion
Fiberglass air filter paper represents a significant advancement in air purification technology. With its superior technical specifications, diverse applications, and reliable performance, it is an ideal choice for industries requiring high-quality filtration. Whether you’re looking for fiberglass filter paper or HEPA filter paper for sale, Hebei Fangyu Filters Material Technology Co., Ltd. offers solutions that meet the demands of modern air quality management.
References:
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