... alkali-resistance 3.high strength 4.temperature:130-150 polyester filter cloth,which made of polyester fiber (PET), can be ... -ferry melting, chemical industrial, for the equipments of frame filter press, centrifuge filter, vacuum filter, etc. The filtering precision can reach less than ... 5 microns.Polyester staple fiber filter cloth series,120-7(5926),120-12(734),120-13 ...