- Contact Person : Ms. ZHANG QIUHUA
- Company Name : Great Wall Industrial Qingdao Company Limited
- Tel : 86-532-82021667,13012521768
- Fax : 86-532-82021697
- Address : Shandong,QINGDAO,NO.97 FUZHOUNAN ROAD, QINGDAO, CHINA
- Country/Region : China
PPS/Ryton Water and oil repellent needle felt
PPS Water and oil repellent needle punched felt
| Filter | PPS/PPS filament scrim | PPS / glass scrim | |||
| Weight (g/m2) | 450 | 500 | 550 | >800 | |
| Thickness (mm) | 1.6 | 1.8 | 2 | 2 | |
| Air permeability (m3m2/min) | 18 | 15 | 12 | 8~15 | |
| Tensile strength (N/5×20cm) | Warp | >1150 | >1200 | >1200 | >2000 |
| Weft | >1200 | >1300 | >1400 | >2000 | |
| Tensile Elongation () | Warp | <30 | <30 | <30 | <10 |
| Weft | <30 | <30 | <30 | <10 | |
| Broken strength(Mpa/min) | 2.7 | 2.6 | 2.45 | 3.1 | |
| Working Temperature() | ≤190 | ≤190 | |||
| Short time Working temperature() | 232 | 232 | |||
| Anti-acid | Excellent | Excellent | |||
| Anti-alkali | Excellent | Excellent | |||
| Anti-abrasion | Excellent | Excellent | |||
| The stability of water solution | Excellent | Excellent | |||
| 5 AATTCC100 | 5 AATTCC100 | ||||
| Finishing treatment | Singeing calendering water and oil repellent (PTFE coating ) | Singeing calendering water and oil repellent (PTFE coating ) | |||
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