With smooth surface, needle felts made from polypropylene fibers with good air permeability. They are excellent in industrial fume dedusting and dust collection.
The weights are available from 500G/M2 to 1100G/M2.
Thickness: 2.0mm
Air-permeability: 200-300 l/m2/s
Email us to request the technical specificaions for polyester bags.