PP Filter Cloth

Product Details


polyester filter bag are made of 100% filament polyester fiber,after needle punched, singed heat set calender for the raw polyester filter felt material, then polyester filter felt can be sewn into polyester filter bags. 


1.Operation temperature 150 Deg c, 

2.the max surge is 150 deg c. 

3.good anti-acid, good  anti-alkali ,good hydrolysis stability

4.Mean Air Permeability: 10-15 m3/m2/min@12.7mmH2O

5.It is the cheapest filter media in the bag filter filtration field. Polyester bag filter is the most popular items in the bag house system.Available Finish: singed,calendar,heat set PTFE membrane,W/O,anti-static treatment.


Polyester bag filters Breaking Elongation is less than 20% for MD and 40% for CMD,low dry shrinkage, can work well in the 130 deg C. the material is cheaper than other material, so widely used in a lot of bag house system.

Techinical data     

                              Shanghai Filterbag Factory Co., Ltd                       www.sffiltech.com

500gsm polyester needle punched felt+water&oil repellent 


Needle felt

Fibre   Composition


Scrim   Composition


Felt Area Weight




Mean Air   Permeability

10-15   m3/m2/min@12.7mmH2O

Breaking   Strength-MD(warp)

900    N / 125px

Breaking Strength-CMD(weft)

1300 N /   125px      

Breaking   Elongation( N/125px)-MD(warp)


Breaking   Elongation( N/125px)-CMD(weft)


Dry   Shrinkage     MD(130℃warp)

<1.5 %       

Dry   Shrinkage     CMD(130℃weft)

<1.5 %      

Operating   Temperatures

<130 deg C

Recommended   Maximum Continuous

130 deg C   

Recommended   Maximum Surge

150 deg C      


Heat set,   singed, calendared W/O Repellent


Polyester filter bag widely used in mine, limestone, cement, iron and steel industries,alumina delivery, electrolytic aluminum, non-ferrous metal production, wood processing, food processing and pharmacy industry.

Engaged in creating a clean and fresh environment for people, Sffiltech is specialized in PP filter cloth. As one of the best manufacturers and suppliers, we can assure you the best quality and stable performance of our custom products. Please rest assured to buy.