Specifications: Fiberglass bulked yarn Woven Filter Fabric Fiberglass bulked yarn woven filter fabric is based on continuing fiberglass flat filter cloth.The difference between them is on:its yarn is made of bulked yarn partly or completely. Bulked yarn is puff and has covering power and good ventilation. So it can improve the ability of reducing blocking. Its filtration performace is beyond 99.5% and speed in 0.6-0.8m/min. It is mainly used in air cleaning and recovering value powder. EWTF550-RH 0.5 520 1/3 Twill 2,500 1,650 280-350 80-280 EWTF700- PSi 0.7 690 5/2 Satin 3,000 1,900 350-400 80-280 EWTF700-PSi 0.75 750 5/3 Satin 3,000 1,900 200-350 80-280 EWTF800- PSi 0.85 850 Double Twill 3,000 2,000 180-400 80-280