Kn95 Protective Face Mask 5ply Ffp2 Non-Woven Face Mask En149

1. The outermost layer is non-woven cloth with waterproof treatment, which is mainly used to isolate the degree of liquid ejected by the patients and to prevent droplets.
2. The second layer is hot-air cotton, which mainly plays the role of heat preservation, heat insulation, moisture-proof and moisture-proof, and improves the wearer's comfort.
3. The third and fourth layers are two layers of electret treated fusion-spraying cloth. High-quality KN95 masks generally use two layers of fusion-spraying cloth weighing more than 25 grams to ensure the basic filtration of bacterial suspended particles, which is the most important core layer.
4. The inner layer is made of soft, skin-friendly, non-woven fabric, which can improve the wearer's comfort without allergy.
Melt spray cloth is what:
Melt spray cloth is a kind of polypropylene with high melt index as material, by many criss-cross fiber with random direction laminated film, the fiber diameter range of 0.5~10 micron, its fiber diameter college about hair one thirty.For an ordinary about 1g fusible spraying cloth +2g spunbonded cloth is needed.An N95 mask, about 3-4g fusible spraying cloth +4g spunbonded cloth composition.