material: pp,pe micron: 1 micron,5micorn,10micron width: 1m,1.6m.2m micronweightthicknessAir PermeabilityBreaking StrengthElongationwarpweftwarpweftPP- ... -254002.8355008007070PET-504003.57050060010080PET-754003.58050060010080PET-1004003.5100500500100100PET-2004003.8100500600110100 micron filter cloth,micorn pp felt,micron pe felt