... air permeability,smooth surface,stability,easy dedusting. 100% polyester filter media is high filtration rate,little energy comsumption,long working ... life,etc and it is widely used in industrial dust collection,smoke prevention. contentindexweight:g/m2500thickness;mm1 ... resistanceexcellenthydrolytic stabilitygoodfinish treatmentshell mold processing surface 100% polyester filter media