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Feature:
It owns the advantages of acid and alkali resistance, erosion resistance, aging resistance, large strength, stable size, good filter ability etc.
Application:
Mainly applied in water conservancy,road, railway and landfill for strengthening, separation, reversed filter and drainage of projects.
Staple Fibers Needle Punched Geotextile Property Index
Index Spec. Article | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 800 | |
1 | Quality error in unit area,% | -8 | -8 | -8 | -8 | -7 | -7 | -7 | -7 | -6 | -6 | -6 |
2 | Thickness,mm≥ | 0.9 | 1.3 | 1.7 | 2.1 | 2.4 | 2.7 | 3.0 | 3.3 | 3.6 | 4.1 | 5.0 |
3 | Width error,% | -0.5 | ||||||||||
4 | Breaking strength,KN/m≥ | 2.5 | 4.5 | 6.5 | 8.0 | 9.5 | 11.0 | 12.5 | 14.0 | 16.0 | 19.0 | 25.0 |
5 | Elongation at break,% | 25~100 | ||||||||||
6 | CBR puncture strength,KN≥ | 0.3 | 0.6 | 0.9 | 1.2 | 15 | 1.8 | 2.1 | 2.4 | 2.7 | 3.2 | 4.0 |
7 | Effective aperture 090(095),mm | 0.07~0.2 | ||||||||||
8 | Vertical permeability coefficient , cm/s | K X (10-2-10-3) K=1.0~9.9 | ||||||||||
9 | Tearing strength,KN≥ | 0.08 | 0.12 | 0.16 | 0.20 | 0.24 | 0.28 | 0.33 | 0.38 | 0.42 | 0.46 | 0.60 |
needle punched nonwoven