China 4 Ply Nonwoven Protective Facial Dust Disposable Face Paper Safety KN95 Mask

S.N.ItemsParametersKN95 Protective mask without breathing valveKN95 Protective mask with breathing valve1Key feature/ advantages1. Manufactured by Chinese Public/listing company with famous brand.2. Adopt 2 layers of 99% grade medical used melt blown, to block the bacteria, viruses and fine particles completely. 3. Breathable outer fabric,to avoid oxygen-poor caused by long time wearing. 4. there are 2 types of KN95 protective masks can be choosed: 1) Built-in nose bridge, also nose bridge pad inside the mask, to avoid pressure pain caused by long time wearing; adopt shape cutted on both sides to better fit/contact the face, to avoid the risk of infection caused by air leakage; adjustable earloop is adopted. 2) outside nose bridge and ordinary cut on both sides of mask. 1. Manufactured by Chinese Public/listing company with famous brand. 2. The mask is shape cutted on both sides to better fit/contact the face, to avoid the risk of infection caused by air leakage; 3. Adjustable earloop is adopted, which is suitble for all kinds of people.4. Adopt 2 layers of 99% grade medical used melt blown, to block the bacteria, viruses and fine particles completely. 5. Breathable outer fabric with breathing valve,to avoid oxygen-poor caused by long time wearing. 6. Built-in nose bridge, also nose bridge pad inside the mask, to avoid pressure pain caused by long time wearing2Shapeduckbilled or arch type3Executive standardChinese standard GB2626-2006,which is labor protection product standards4Performance requirementNon-oily particulate filtering efficiency ≥95%5Applicationit can be used by ordinary people, mainly for civil and industrial use, not recommended for medical personnel. The biggest feature of the KN95 mask is that it can prevent the spread of droplets caused by patients' body fluids or blood splashes. The size of the droplets is 1 to 5 microns in diameter.6Manufacturing processFour layers of material with multiple protections to effectively block pollution: the inner layer is spunbond nonwoven fabric, the middle two layers of melt blown fabric(electret-treated melt blown cloth, the main function is to block bacteria, viruses and fine particles), and the outermost layer is spunbond nonwoven fabric, which plays a role in blocking droplets7Usage timesonly for single use. Should be discarded when it becomes damaged or deformed; no longer forms an effective seal to the face; becomes wet or visibly dirty; breathing through it becomes more difficult; or if it becomes contaminated with blood, respiratory or nasal secretions, or other bodily fluids from patients