... of filtration efficiency and near zero emissions.Application: cement, paint coating, petrifaction plastic, food, metallurgy industry dust collectors and processing, lowest ... . High-temperature fiber felt filter laminating series products Characteristics of PTFE membrane glass fiber filter material TypeEWTF400EWTF500EWTF600EWTF750WeaveCrowfootCrowfootSatinSatinDensity(Ends/cm)20×1318×1320 ...