Product Characteristics
The compact, lightweight, and high-quality V-shaped tray features high dust holding capacity, low resistance, and wide airflow, making it suitable for a variety of applications.
Purpose And Method
Industrial workshops: Fresh air inlets in metal processing, woodworking, and building materials workshops intercept processing waste (metal shavings, wood chips) and outdoor dust, preventing contamination of products or wear and tear on equipment (such as fans and heat exchangers);
Commercial ventilation: Fresh air sections in central air conditioning systems of large public places such as shopping malls, supermarkets, and train stations intercept flying lint, insect carcasses, and large dust particles, reducing indoor cleaning burden;
Residential/auxiliary: Pre-filters in residential fresh air systems and ventilation systems in large warehouses reduce dust entering the room and extend the indoor filter replacement cycle.
Product Efficiency
According to the ISD16890 testing standard, the MEDPAK N medium-efficiency bag filter has the following efficiency levels: EPM 1050%~95%, EPM 2.550%~956, and EPM 150%~95%, and is suitable for medium-efficiency filtration sections in various ventilation systems.
Curve Of Initial Resistance-Air Volume Relationship

Technical Indicators
– G3 grade: >5μm particles, efficiency 65%-80%
– G4 grade: ≥5μm particles, efficiency 90%-95%
– F5 grade: ≥1μm particles, efficiency 40%-60%, 5μm particles ≥95%
– F6 grade: ≥1μm particles, efficiency 60%-80%, ≥5μm particles ≥98%
– F7- F9 grades: ≥0.5μm particles, efficiency 50%-95% (F7: 50%-65%, F9: 85%-95%)
Performance Parameter
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Performance Parameter |
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| Nominal Size(inch) | Actual Size(mm) | Number of bags | Rated Face Velocity | Rated Initial Resistance(Pa) | ||||
| WxHxD | WxH×D | (pcs) | (m/s) | M5 | M6 | F7 | F8 | F9 |
| 24×24×22 | 592×592×550 | 8 | 2.5 | 50 | 65 | 85 | 100 | 150 |
| 24×24×22 | 592×592×550 | 6 | 2.5 | 55 | 70 | 100 | 125 | 180 |
| 20×24×22 | 490×592×550 | 6 | 2.5 | 50 | 65 | 85 | 100 | 150 |
| 12×24×22 | 287×592×550 | 4 | 2.5 | 50 | 65 | 85 | 100 | 150 |
| 24×24×15 | 592×592×381 | 8 | 2.5 | 60 | 75 | 110 | 140 | 200 |
| 24×24×15 | 592×592×381 | 6 | 2.5 | 70 | 90 | 135 | 175 | 250 |
| 20×24×15 | 490×592×381 | 6 | 2.5 | 60 | 75 | 110 | 140 | 200 |
| 12×24×15 | 287×592×381 | 4 | 2.5 | 60 | 75 | 110 | 140 | 200 |







