As an economical product, the non woven filter bag is made of needled non woven fabric, it can be polypropylene or polyester, the choice of materials depends on the customer's requirements for temperature resistance, acid and alkali resistance.
The felt filter bag is applicable to the filtration
of medium or low viscosity liquid. It provides a stable and high filtration flow rate to effectively capture a variety of soft or hard impurities.
Polyester Needle-punched Felt(500gsm)
Polyester Filament Scrim
Felt Area Weight
Mean Air Permeability
Breaking Elongation(N/5cm)-MD (warp)
Breaking Elongation(N/5cm)-CMD (weft)
Dry shrinkage MD(130℃warp )
Dry shrinkage CMD(130℃weft )
Recommended Maximum Continuous
130 deg (℃)
Recommended Maximum Surge
150 deg (℃)
Heat set/Singed/Calendered/ PTFE membrane