How about disposable non-woven masks? The distinction between advantages and disadvantages of disposable non-woven masks

Disposable non-woven mask? The advantages and disadvantages of disposable non-woven mask; Disposable masks are divided into: disposable two-layer masks, disposable non-woven masks, disposable three-layer masks and disposable activated carbon masks. 1. The disposable two-layer mask is made of two layers of 28 grams of non-woven fabric; The bridge of the nose is made of environment-friendly all-plastic strips, does not contain any metal, is equipped with steam permeability, and is comfortable and especially suitable for electronic factories and daily use; 2. The disposable three-layer mask is made of two layers of non-woven fabric and filter paper; The disposable three-layer mask is made up of two layers of fiber non-woven fabrics specializing in medical care, with one layer added in the middle to filter and prevent bacteria up to 99. More than 999% of the filtered spray cloth is welded by ultrasonic waves. The bridge of the nose is made of environment-friendly all-plastic strips, does not contain any metal, is equipped with steam permeability, and is comfortable. Filtering effect B. F. E up to 99. 9% is especially suitable for electronic factories; 3. The disposable activated carbon mask is made of 28g non-woven fabric on the surface, and the first layer in the middle is made of anti-bacteria filter paper to filter and prevent bacteria up to 99. More than 999%, plays a role in preventing bacteria and preventing virus hazards; The second layer in the middle is made of new high-efficiency adsorption and filtration materials- Made of activated carbon fiber and activated carbon cloth, it has the effects of anti-virus, deodorant, filter and dust resistance; 4. The disposable mask is made of environmentally friendly all-plastic nose bridge strips and nose bridge clamps, which can be adjusted most comfortably according to different face shapes. Using internal ultrasonic spot welding, the ear strap can be very firm and not easy to fall. The advantages of ventilation are very good; Capable of filtering toxic gases; Able to keep warm; Can absorb water; Able to waterproof; Flexible; Not unkempt; Feel very good and quite soft; Compared with other masks, the texture is lighter; Very elastic, can be restored after stretching; The price is relatively low and suitable for mass production. Disadvantages compared with other fabric masks, disposable masks cannot be cleaned; Because the arrangement of the fibers has a certain direction, all of them are easier to tear open; Compared with other tarpaulin masks, disposable masks have less strength and durability than other masks.