Polypropylene needle filter fabric
1.used in press filter for environmental protection
2.easy dedust
Polypropylene needle filter fabric
widely used in ceramics,mining and refining,foodstuff,printing and dyeing,cement industry,chemical plant,carbon black factory,power plant etc
material | pp | pp | |
Weigth g/m2 | 500~600 | 700~1000 | |
thickness mm | 2.0 | 2.2 | |
air permeability L/m2.s | 100~200 | 100~200 | |
N/ 5*20cm breaking strength | warp | >1000 | >1200 |
weft | >1500 | >1800 | |
breaking elongation(%) | warp | <25 | <35 |
weft | <55 | <55 | |
Continuous working temperature (°C) | ≤90 | ≤90 | |
Continuous working temperature (°C) | 100 | 100 | |
acid resistance | excellent | excellent | |
alkali resistance | excellent | excellent | |
abrasion resistance | excellent | excellent | |
hydrolytic stability | excellent | excellent | |
finishs treatment | singeing, calendering | singeing, calendering |