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Do you really know KN95 mask? _ Ability

Started Feb-2 by Pablss; 50 views.

From: Pablss


Original title: Do you really know KN95 mask? Now, due to the outbreak of the novel coronavirus, masks have become a necessity for many people. Most consumers do not have a thorough understanding of the numerous masks on the market, but rush to buy them, especially the KN95 masks with less supply. Today, Xiaojin will give you a popular science about KN95 masks, hoping to bring you some reference and inspiration in choosing masks. One. What is KN95 mask? KN95 is a Chinese standard mask, which is a kind of mask with particulate matter filtration efficiency in our country. It comes from the Chinese national standard GB 2626-2006 Respiratory Protective Equipment Self-priming Filter Particulate Respirator. From the current situation, the new coronavirus is mainly through droplet transmission, N95 means that it can filter 95% of the particulate matter in the air. The filtering ability of KN95 is superior to that of ordinary masks and medical masks. According to the priority ranking of the wearer's own protective ability (from high to low), KN95 masks have the highest protective ability: KN95 mask > surgical mask > ordinary medical mask > civil protective mask > cotton mask II. Structure of KN95 respirator Medical masks and protective masks are non-woven materials, composed of oriented or random fibers,KN95 Mask for Epidemic Prevention and Control, generally multi-layer structure, mainly composed of three layers, usually referred to as SMS structure (S stands for spunbond layer, M stands for meltblown layer). At present, the highest number of layers in China is 5 layers,3 Ply Disposable Protective Face Mask, namely SMMMS, while the KN95 mask with a very high level of protection is 5 layers, 2 layers of melt-blown fabric + 2 layers of non-woven fabric + 1 layer of hot air cotton, which can filter more than 95% of fine particles. 3. How long can the KN95 mask be used? Compared with other types of masks, the price of KN95 masks is relatively high. So many friends have doubts, can the KN95 mask be used repeatedly? The answer is yes. Some researchers have done relevant research on the protective efficiency and wearing time of KN95 mask. The results show that the filtering efficiency of KN95 mask is still above 95% after wearing for 2 days, and the respiratory resistance changes little; the filtering efficiency is reduced to 94.7% after wearing for 3 days. The application time of KN95 mask varies according to the environment. For example, in the case of direct contact with bacteria and viruses, it is generally applied for 6 to 8 hours, KN95 Mask with Fast Shipping ,Medical Disposable Coverall, not more than 8 hours. If used for general protection, the mask should be discarded when it comes into contact with blood or droplets, if it is damaged, and when the respiratory resistance increases. In the absence of the above, the general reference is to use two per week, up to five working days. Expand the full text Four. Wearing method and precautions How to wear: Caution: 1. Wash hands before wearing a mask ? Or avoid touching the inner side of the mask to reduce the possibility of contamination of the mask. 2. Distinguish the inside and outside of the mask , up and down; the printed side of the KN95 mask is the outside; one end of the metal strip/sponge strip is the upper part of the mask. 3. Don't squeeze the mask with your hands. , including KN95 masks, can only isolate the virus on the surface of the mask. If you squeeze the mask with your hand and make the virus wet through the mask with droplets, there is still a chance of infection. 4. Be sure to make the mask fit the face as well as possibly ? The simple test method is: After putting on the mask, exhale hard, and the air can not leak out from the edge of the mask. Five. About gold products KN95 mask Jinpin KN95 masks are produced in a fully enclosed 100,000-level dust-free workshop, using fully automatic N95 mask machine production equipment, the whole process of aseptic production. At present, there are 20 KN95 production lines with a daily production capacity of 600000 pieces. Jinpin KN95 mask uses 5 layers of filtration, built-in double-layer melt-blown cloth, efficient filtration of bacteria, filtration efficiency of more than 95%. The mask adopts ergonomic design, 3D tailoring, designed according to the curve of human face, adjustable nose bridge, and stronger fit. Jinpin KN95 protective mask has passed the national standard GB 2626-2006 testing certification, with five layers of protection, safe purification and smooth breathing. Friends who need to buy KN95 masks can go to Jinpin Mall to buy them. Spot supply, express free shipping. The order placing process is as follows: The first step is to open Wechat, search the public number of "Jinpin Venture Sharing Platform" and pay attention to it; The second step is to click on the "Gold Mall" menu below to enter the mall to place an order for purchase. Step 3: Select the "KN95 Protective Mask" product and click "Buy Now". Write at the end Everyone is well aware of wearing masks to protect themselves, but not everyone can fully understand KN95 masks. In the face of the epidemic, it is more important to protect oneself, reduce the risk of respiratory tract infection,Against Bacteria Breathable KN95 Face Mask, and resist the epidemic with greater intensity. Although the price of KN95 mask is a little expensive, there is a reason why it is expensive. Five layers of filtration can be used repeatedly, which is the only reason to choose KN95 mask! Return to Sohu to see more Responsible Editor:.