Polypropylene needle felt filter bag
Negotiable /Square Meter
Min.Order:1000 Square Meters
Shandong Xinli Environmental Protection Material Co., Ltd.
It is usually used in frame filter press , vacuum suction filter, centrifugal filter and used in these fiels eg. Metallurgy, mines , petroleum, chemical industries ,medicine, foodstuff etc.
Material | PP | PP | |
Weigh g/m2 | 500~600 | 700~1000 | |
Thickness mm | 2.0 | 2.2 | |
Air permeability L/m2.s | 100~200 | 100~200 | |
Breaking strength N/5*20cm | Warp | >1000 | >1200 |
Weft | >1500 | >1800 | |
Breaking elongation % | Warp | <25 | <35 |
Weft | <55 | <55 | |
Continuous working temperature | <=90 | <=90 | |
Continuous working temperature | 100 | 100 | |
Acid resistance | excellent | excellent | |
Alkali resistance | excellent | excellent | |
Abrasion resistance | excellent | excellent | |
Hydrolytic stability | excellent | excellent | |
Finish treatment | Singeing, calendering | Singeing, calendering |