KN95/99 Meltblown Filter Fabric

Generally, a general medical surgical mask needs to use 1 layer of meltblown cloth, and 1 N95 mask needs at least 3 layers of N95 filter fabric.

KN95/99 Meltblown Nonwoven for 3ply Surgical Face Mask Specification

Weight 25gsm Width 175mm/260mm/custom

Leng/Roll 1500m/r Core Diameter 7.6cm

Roll Diameter 58cm Color White 01/Black 05

Packing: 3 rolls wrapped by PE film and packed with carton.

Chinese Standards of KN90/95/100 Fabric

Standard GB2626-206 GB/T32610 GB19083

FILTRATION EFFICIENCY TO NaCl PARTICULATE MATTER KN90≥90 LevelⅠ≥90 LevelⅠ≥90

KN95≥95 LevelⅡ≥95 LevelⅡ≥95

KN100≥99.97 Level III≥99.97 Level III≥99.97

Differential Pressure (Pa) INSPIRATORY   RESISTANCE ≤350Pa INSPIRATORY   RESISTANCE ≤175Pa INSPIRATORY   RESISTANCE ≤342.2Pa

EXPIRATORY RESISTANCE ≤250Pa EXPIRATORY RESISTANCE ≤145Pa EXPIRATORY RESISTANCE /

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