(Nonwoven Fabric/Meltblown Nonwoven Fabric) Specs : BFE >95 -weight : 25gsm -thickness : 0.21mm -filtration efficiency : >95% -width : 175mm -length : 2000m -tensile strength : for MD >8.6N/5cm, for CD>7.2N/5cm -Elongation for MD>11%, for CD>15% -Resistance