Most of the masks on the market are air filter masks
5” can be seen everywhere, and there are various models such as anti-particulate type, anti-formaldehyde type and activated carbon type. At present, most of the masks on the market are air filter masks.Masks can be generally divided into two categories: air filter masks and air supply masks. At the same time, activated carbon itself is also a source of particulate matter, which is likely to be inhaled by the wearer.
In addition, there are many multi-functional masks such as sun masks, UV masks, cartoon masks and riding masks. Air-supply mask refers to a clean air source that is isolated from harmful substances. It is sent to the person's face through a tube and a mask for breathing through power effects such as an air compressor and a compressed gas cylinder device. For those suffering from chronic respiratory diseases or frailty, it will cause a hazard. Not only can not protect PM2.
Dust mask: It is mainly dustproof and useful for blocking larger particles, but for Airlaid Paper Factory particles with a diameter of less than 5 microns, the blocking effect is limited and the antibacterial function is general.5, breathable Sex is also relatively poor, chemical fiber fabrics will also stimulate bronchial tubes, skin allergies, nose discomfort and other symptoms.3UM in the air. PM2. Surgical mask: made of three-layer non-woven fabric, suitable for operating room environment; can block particles with a diameter of about 4 microns or more. ,
. Masks under the banner of “PM2.5 mask: Effectively resist PM2. However, at present, the PM2. The performance of the mask is also different due to different filter materials.5 particle intrusion, effectively block bacteria and particles below 0.5 protective mask market is mixed with fish and dragons. Activated carbon mask: Adding activated carbon materials, the main role is to taste, but the respiratory resistance will increase
