How To Distinguish The Quality Of A Mask

Date:Apr 16, 2020

In the new beginning of 2020, we ushered in the new coronavirus. We were forced to put on masks, and then the masks became a protective material for global looting. Due to the relatively large demand and insufficient supply, there were many bad masks Appeared in the market, but how to distinguish true and false masks has become a problem for everyone. Here I will tell you three simple methods:

1. According to the principle that masks rely on electrostatic adsorption to prevent viruses, masks with electrostatic adsorption are qualified. As follows

   
   

   
   

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   fake

                                                                

2. Identify according to the components of the mask

   The mask is composed of: non-woven fabric, melt-blown fabric, non-woven fabric, three layers of materials, in which the melt-blown fabric is located in the middle layer, is an important part of the mask; the structure of the melt-blown fabric is compact, the color is white; and non-woven The structure of the cloth is relatively loose, and the transparency is high; and the strength of the two kinds of cloth also has a detailed difference: the melt-blown cloth has low strength and can be ripped by hand; while the non-woven fabric has strong strength and requires a lot of force to tear

   

   fake

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3. The real meltblown cloth is transparent when lit, while the fake one is white

   fake

   licensed