Features and Application Places of Common Masks in the Market
Features and Application Places of Common Masks in the Market
There are about five kinds of masks commonly used by users, namely cotton masks, gauze masks, disposable medical masks, KN95 masks and N95 masks.
1. Cotton mask (also known as ordinary mask)
These masks are made of cotton cloth, which keeps people warm and filters large particles of dust from the air.However, for some relatively small particles, there is basically no protection, so this type of mask is usually used in dust weather.
In addition, because this type of mask is cheaper, we should pay attention to the quality of cotton cloth and avoid buying low-quality cotton masks.It is recommended to go to a regular mask supplier or pharmacy to buy.
2. Gauze mask (also known as defatted gauze mask)
As the name suggests, this kind of mask is made by folding and sewing 12~24 layers of defatted yarn, which can block particles through layers of gauze. It has the advantages of cheap, soft, warm, breathable and reusable, etc. However, due to its poor blocking effect
