The ptfe protective clothing filter material has the performance of preventing the penetration of micro-particles. The filtration efficiency of non-oily particles in key parts and seams of the protective clothing is not less than 70%.
This technical indicator is to prevent the intrusion of virus-carrying particles (such as spit, etc.). In addition, sealing strips must be attached to the seams of protective clothing to cover pinholes left during sewing of clothing.
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