Air filters
Saccofilters
Sack filters are wide area high performance filters, consisting of many ultrasonically welded pockets made of synthetic material or glass fibre, so that there are no leaks inside the filter.
Their frame can be plastic or galvanized sheet metal and are used in all applications as a second stage of filtration.
Class according to EN 779 - M5-M6-F7-F8-F9

- M5 Retention at 0.4μm60%
- M6 Retention at 0.4μm70%
- F7 Retention at 0.4μm85%
- F8 Retention at 0.4μm95%
- F9 Retention at 0.4μm98%
Correlation table EN 779 - ISO 16890
| Filter class according to EN 779 | Filter class according to ISO 16890 |
|---|---|
| G2 | ISO coarse > 30% |
| G3 | ISO coarse > 45% |
| G4 | ISO coarse > 60% |
| M5 | ePM10 ≥ 50% |
| M6 | ePM2,5 ≥ 50% |
| F7 | ePM1 ≥ 50% |
| F8 | ePM1 ≥ 70% |
| F9 | ePM1 ≥ 80% |
Technical Characteristics
Maximum operating temperature: 80 °C
Maximum operating relative humidity: 100%
Air speed: 2.5 m/sec
Fire resistance: F1 DIN 53438
Final recommended pressure drop: 450 Pa
Class according to EN 779: G3-G4

- G3 Withholding85%
- G4 Withholding95%
Technical Characteristics
Temperature: 80 °C
Maximum operating relative humidity: 100%
Air speed: 2.5 m/sec
Fire resistance: F1 DIN 53438
Final recommended pressure drop: 250 Pa
STANDARD bag filter dimensions



