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Electronic Carbide YIWU Dust MaskUS$ 0.1 - 0.5MOQ: 10000 Pieces -
High Quality With Valve MaskUS$ 0.1 - 0.3MOQ: 10000 Pieces
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ROCKLANDER PAPER DUST MASKUS$ 0.1 - 0.5MOQ: 10000 Pieces
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ROCKLANDER PAPER DUST MASKUS$ 0.1 - 0.5MOQ: 10000 Pieces
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China Mainland Single Layer NonwovenUS$ 0.1 - 0.2MOQ: 10000 Pieces
1, the purpose is to prevent or reduce dust in the air into the respiratory organs so as to protect the safety of life of individual protection supplies;
2, material: currently, most of the dust mask with inside and outside two layers of non-woven fabric, the middle layer of filter cloth (melt-blown cloth) constructed;
3, filtration principle: filter dust mainly by the middle of the cloth, because the melt-blown fabric has itself with the characteristics of the electrostatic, can adsorption volume of tiny particles.Due to the adsorption on the original filter, dust filter with the original static electricity cannot be washed, so the self-priming filter type prevent particulate respirator need to replace the original filter on a regular basis
4, note: the world is quite strict with the use of dust mask, dust mask belonging to the first rank in the personal protective equipment, higher than the earmuffs and safety glasses, etc.More authoritative certification testing include NIOSH certification, European CE certification and the United States and China's NIOSH similar standards, and the United States
5, protective objects: the protective object is divided into KP and KN, the so-called KP is able to protective oily and not oily particles, non oily particles and KN is only protection
6, protection grade: the protection level of China is divided into KP100, KP95, KP90 and KN100 KN95, KN90.Which KP100 and KN100 filtration efficiency highest national standard requirement is more than 99.97% so the use of safety is the highest.
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