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The skill of choosing and buying masks in daily life

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The skill of choosing and buying masks in daily life

March 22
09:46 2021

1. Dust blocking efficiency mask

The dust blocking efficiency of the mask is based on its blocking efficiency of fine dust, especially respirable dust below 2.5 microns. Because this particle size of dust can be directly into the alveoli, human health caused the greatest impact. Dust respirators, made of activated carbon fiber felt pads or nonwoven fabric, pass through respirable dust particles smaller than 2.5 microns.

2. Degree of tightness

Mask side leakage design is to prevent air through the mask and the human face gap without being inhaled through the filter technical requirements. Air, like water, flows where there is little resistance. When the face mask shape is not close to the face, the dangerous things in the air will leak into the person’s respiratory tract. So, even if you choose the best filter mask. It doesn’t protect your health. Many foreign regulations and standards provide that workers should regularly test the tightness of masks. The aim is to ensure that workers choose appropriate masks and wear them according to the correct procedures.

3. Wear comfortably

In this way, workers will be happy to insist on wearing them in the workplace and improve their work efficiency. Now foreign maintenance masks, do not need to clean or replace parts when the dust saturated or broken masks that is discarded, so as to ensure the hygiene of masks and free workers from the maintenance of masks time and energy. And a lot of masks adopt arch shape, can assure the close with the face shape already and can keep certain space in muzzle place, wear comfortably.

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