It can prevent infection by highly infectious and virulent pathogens; KN95 FFP face mask Respiratory tract isolation can be implemented, which has a great effect on the prevention of droplet-borne or air-borne diseases..; Gauze masks are one of the common types. According to the use, there are various materials to produce. As a common type, gauze masks must have some advantages that other types do not have: Masks are mainly used to filter harmful substances such as dust in the outside air.

In addition, gauze masks can be washed and used repeatedly without affecting the filtering effect, which is difficult to achieve with other types of masks. Patients wearing gauze masks can prevent diseases from spreading to healthy people; Wear a gauze mask in winter to keep the nose, mouth, and facial skin warm, etc. The principle of use of gauze masks is that when dust passes through the gauze, it will pass through a layer of barriers, and the dust will be absorbed on the gauze, so that fresh air enters the respiratory system.

Generally speaking, in order to make masks have effective protection to the body, there are certain requirements on the specifications of masks. It is often made into 2-layer masks, 3-layer mouth layers, and multi-layer activated carbon masks. It is made of some fibers. Gauze masks can effectively block the fine dust in the air, especially the barrier efficiency of respirable dust below .

Gauze masks are made of non-woven fabrics. It must cover the mouth and nose of people so that people can breathe freely. Generally speaking, the size of adult gauze masks is mostly 18*9, while the size of children's gauze mask is 15*9.5 microns, because the dust of this particle size can directly enter the alveoli, which has an impact on human health.This material does not need to be woven

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