To avoid contracting the virus, it's important not only to wear a mask carefully, but also to wear the "right" mask.Simple mask knowledge will not be less, and professional jinhaocheng disposable mask manufacturers are listening to explain.
What to wear?
So the N95 / N90 / KN95 / KN90 / FFP3 FFP2 how stunning in the market?They block the virus, and they're not disposable.
When purchasing a mask, you can see the model number and implementation standard printed on the left side of the mask. Different numbers and letters indicate different protection levels and standards:
The N95 is built to U.S. standards such as Noish, 3M and Honeywell;
FFP2 is European standard EN149;
KN95 is the Chinese standard GB2626-2006.
Take a look at these three standards and make sure they are genuine and not fake.A value ending with a V denotes the presence of a valve.So, how to compare the protection level of these masks, can refer to the following formula:
FFP3 > FFP2=N95=KN95 BBB>90
In fact, even the lowest level of KN90 is enough to stop 90 percent of the virus, so you don't have to wear the highest level of protection if you don't go to high-risk areas.Can be used once, any use of N95,N90 is the first choice.
How to wear?
First wash by hand, open the mask, and judge the inner and outer layers of the mask: the general folding layer is the inner layer, the outer layer of the folding layer is the outer layer, that is, the blue face outward, the white face inward.
Then determine the top and bottom of the mask: the side with the metal strip inside is the top end.
The next steps are:
1. Wash: Clean hands to avoid contamination of bacteria and viruses to the inner surface of the mask.
2. Hang up: Take up the mask with both hands and spread it horizontally over the mouth and nose of your face, and hang the ropes on your ears.
3. Pull: pull the folds of the mask up and down with both hands at the same time, so that the mask can completely cover the mouth, nose and chin.
4. Press: Press the metal strip at the nose bridge of the upper end of the mask tightly with the index finger of both hands so that the upper end of the mask is close to the nose bridge.
5. Adjustment: adjust the position of the mask to cover the chin to 1cm below the eyes.
6. Test: Do a simple air tightness test. The mask will collapse slightly on the inhale and puff up on the exhale, which can prove that the mask is air tightness enough.If there is a leak in the bridge of the nose or cheeks, the mask needs to be adjusted.
Caution: After wearing the mask, avoid frequent contact with the mask to reduce the protective effect.
After reading this article, are you wearing the "right" mask?For more information about masks, please contact us.We are a mask supplier from China - Huizhou Jinhaocheng Nonwoven Co., Ltd.
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Post time: Feb-22-2021