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Help CenterFilament Geotextile for Railway Subgrade
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Specifications
Filament geotextile for Railway Subgrade1.Anti-aging, Acid and Alcali resistance, abrasion resistance
2.High Strength
Products Description
Filament spunbond needle punched geotextile is made by dacron filament or polypropylene filament, featured with good physical property, high tensile, resisting tearing,bursting,stabbing,etc.It boasts excellent drainage,separation,filtration,protection performance.
Products Features
1.Abrasion resistance,flexibility
2.Safe and easy for construction
3.Excellent drainage performance
4.High strength, anti-aging,anti-acid and alkali
Application Range
Widely used in highway, railway, dam, coastal shoal engineering reinforcement, inverted filter, isolation and drainage.
Product Specifications and Technical Parameters
Item |
Value |
||||||||||
Nominal breaking srength (KN/m) |
4.5 |
7.5 |
10 |
15 |
20 |
25 |
30 |
40 |
50 |
||
|
Breaking strength (MD/CD) (KN/m) |
4.5 |
7.5 |
10 |
15 |
20 |
25 |
30 |
40 |
50 |
||
|
Elongation at break (MD/CD) (%) |
40-80 |
||||||||||
CBR mulen burst strength (KN≥) |
0.8 |
1.6 |
1.9 |
2.9 |
3.9 |
5.3 |
6.4 |
7.9 |
8.5 |
||
Tear stength (KN) |
0.14 |
0.21 |
0.28 |
0.42 |
0.56 |
0.70 |
0.82 |
1.10 |
1.25 |
||
Sieve size O90 (mm) |
0.05-0.20 |
||||||||||
Vertical permeability coeffcient (cm/s) |
K×(10-1-10-3) K=1.0-9.9 |
||||||||||
|
Thickness (mm) |
0.8 |
1.2 |
1.6 |
2.2 |
2.8 |
3.4 |
4.2 |
5.5 |
6.8 |
||
|
Width variation (%) |
-0.5 |
||||||||||
Weight variation (%) |
-5 |
||||||||||
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