Struction:pleated filter material Composition:PTFE membrane polyester nonwoven media Efficiency:99.99%
PTFE membrane series filter material is made in ordinary polyester nonwoven coated with PTFE processing. It can add flame retardant and water repellent functions according to the actual situation. This series filter material is surface filtering type.
| Product Code | Weight(g/m2) | Air Permeability(l/m2.s) | Filter Fineness | Thickness (mm) | Efficiency(%) |
| HLFM/170 | 170 | 80-100 | 0.3μm | 0.45 | 99.999% |
| HLFM/240 | 240 | 70-90 | 0.3μm | 0.6 | 99.999% |
| HLFM/260 | 260 | 60-80 | 0.3μm | 0.64 | 99.999% |
| HLWSO+FM | 260 | 70-90 | 0.3μm | 0.64 | 99.999% |
| HLALFM/260 | 260 | 70-90 | 0.3μm | 0.64 | 99.999% |
| HLFMFR/170 | 170 | 60-80 | 0.3μm | 0.45 | 99.999% |
| HLFMFR/240 | 240 | 60-80 | 0.3μm | 0.6 | 99.999% |
| HLFMKC/240 | 240 | 70-90 | 0.3μm | 0.6 | 99.999% |
Additional treatments
1.Flame Retardant (HLFM-FR/170 HLFM-FR/240)
2.Water repellent (HLFM-KC/240)
Application Fields
1.low filtration airflow
2.Carbon black,Colour pinments,Dyes,Chemical additives,Metallic fume,Weld fume,Thermal spray
3.Coal,Plastics,Prepared food
4.Metallurgy,Metal grinding
5.Dextrose,Flour,St-arch,Sugar,Whey
Donaldson PTFE membrane filter material, pleated filter material
