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Masks with melt-blown non-woven fabric can prevent viruses

  • Release on:2020-04-03
For masks, it is not the melt-blown non-woven fabric interlayer or the SMS structure that can effectively filter the particulate matter. Generally speaking, the melt-blown non-woven fabric must have a weight of more than 20 g / m2 to have a better quality. Filter effect.

The weight range of melt-blown non-woven fabrics is generally 15-500 g / m2, and the melt-blown non-woven fabrics used in masks(Nose Mask Wholesale) are light and thin. In contrast, the T-shirt we wear in summer weighs about 150 grams. The thickness of the melt-blown non-woven fabric is very important for masks(3 Ply Face Mask Supplier) with different filtration levels.

Nose Mask Wholesale, 3 Ply Face Mask Supplier, Nurse Face Mask ManufacturerNose Mask Wholesale, 3 Ply Face Mask Supplier, Nurse Face Mask Manufacturer

20 ~ 25 grams weight: BFE≥95, medical surgical mask standard is BFE≥95% (antibacterial), PFE≥30% (antivirus)

40 ~ 45g weight: National standard KN90 mask

50 ~ 55 grams weight: National standard KN95, American standard N95 mask

75 ~ 90g weight: National standard KN100, American standard N99 mask

Disinfection treatment of melt-blown non-woven fabric will not significantly change the shape of the fiber, nor does alcohol spray necessarily reduce the filtering ability of the mask significantly. but! but! but! This does not mean that you can safely wear a disinfected mask(Nurse Face Mask Manufacturer). The China CDC issued the "Guidelines for the Selection and Use of Masks" and proposed that masks should be saved when not in the province, and not when not. It should be flexibly selected according to the usage scenarios and protection requirements.