ZF Ultra-sealed Bag Filter Material/Filter Bag is made by polymer and compound fabrics. Not only does the materials have three-dimensional net structure, but also forms rough, fine filter layers and intensive layer and embodies the integral advantages of multi-stratification and ascending filtration requirements, guides the wind through the bag filter in a much uniformly way and makes a lower resistance, longer application life, good function and good looking bag filter. Performance: Nontoxic, odorless, disposable, reasonable filter structure stretching the service life of product, Small resistance, high efficiency, uniform appearance and colors, applied to coarse and middle efficient bag filters widely.