Protective Clothing and Face Masks: Types of Raw
2020-5-8 · To fight the 2019-nCoV, medical personnel mainly used the mask: disposable medical masks, medical-surgical masks, medical N95 masks. The main body is made of three layers of non-woven fabric, using SMS structure, the material is spunbond non-woven fabric + spunbond non-woven fabric + spunbond non-woven fabric, the outer layer of anti-droplet, middle filter, the inner layer of moisture …
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