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What product ?
Fiberglass air filter paper. Can be used as filter media for HEPA ,ULPA filter.
Max width 1800 mm,includes below grade.
| Grade | Basic weight (g/m2) | Thickness (mm) | Pressure Drop (0.3μm/5.3cm/s Pa) | Efficiency (0.3μm/5.3cm/s %) | Tensile Strength (MD KN/M) | Stiffness MD(mg) |
| F6 | 70±3 | 0.45±0.06 | ≤ 19.6 | ≥30 | ≥1 | ≥1000 |
| F7 | 70±3 | 0.45±0.06 | ≤ 34 | ≥45 | ≥1 | ≥1000 |
| F8 | 70±3 | 0.45±0.06 | ≤ 45 | ≥55 | ≥1 | ≥1000 |
| F9 | 70±3 | 0.45±0.06 | ≤ 70 | ≥80 | ≥1 | ≥1000 |
| H10 | 72±2 | 0.4±0.06 | ≤ 127 | ≥92 | ≥1 | ≥1100 |
| H11 | 72±2 | 0.4±0.06 | ≤ 180 | ≥98 | ≥1 | ≥1100 |
| H12 | 72±2 | 0.4±0.06 | ≤ 250 | ≥99.8 | ≥1 | ≥1100 |
| H13 | 76±4 | 0.4±0.07 | ≤ 294 | ≥99.97 | ≥1 | ≥1200 |
| H14 | 76±4 | 0.4±0.07 | ≤ 372 | ≥99.997 | ≥1 | ≥1200 |
| U15 | 76±4 | 0.4±0.07 | ≤ 411 | ≥99.9995 | ≥1 | ≥1200 |
How to produce?

What Feature?
Online controle and qualiity check makes the product in steable quality.
High-tech produce line makes better fiber binding and better performance.
Also, test shows our product have lower weight and better performance on Filtration efficiency.
Who we are?
Shandong Renfeng Special Material Co.,Ltd Overview
How we test?

How we pack?
How to use?
V-Bank Filter ,Mini-Pleat Filter , High-temp Filter,ULPA Filter
Can be used in Electronics, aerospace, photovoltaic, pharmaceuticals, food,cosmetics, spraying, nuclear power, fine chemical , biochemistry, precision instruments and other industries. To prevent the atmospheric dust, human excrement and breeding bacteria into the workshop, affecting the quality of products.

Who we cooperate?
New products from manufacturers at wholesale prices