... air permeability 3. Customer size accepted 1.Material of bag filter: POLYESTER, PPS, PE, NOMEX, P-84, FIBERGLASS, ACRYLIC, 2. Finish ... 1. The mateiral of the bag filter: (1) 100% POLYESTER (2) ANTI-STATIC POLYESTER (3) 100% POLYPROPYLENE (4) HOMOPOLYMER ACRYLIC (5) NOMEX ... to the users requirement including round, trapezoidal, flat and profiled filter bag. 3. We can provide two different kinds of the ...