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Specifications
Filament Spunbond Nonwoven for Road Construction1.Excellent drainage performance
2.Safe and easy for construction
Filament Spunbond Nonwoven for Road Construction
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
A.Filtration:
The filtration layer of the dykes, river canal, seacoast, concrete slope, retaining walls. At the same time
of preventing the clay granule from passing, it allows the water and the gas pass through freely.
B. Separation:
The isolation of the railway dregs and the roadbed, roadbed and the soft base, surface of the
airdrome and parking lot and the groundsill, different dam materials. It isolates the soil and the gravel
of two kinds different granule pathway from the groundsill or other buildings.
C.Adding muscle;
The highway, railway, soil-stone dam, breakwater, airport, backfill soil of retaining wall, slope protection, etc in which distributes the
earth stress, prevents the side-displacement of the earth body and improves the earth body stability.
D. Protection;
It prevents the bank from being washed out, protects the bank and the bottom, prevents the water and soil from being washed away.
Product Specifications and Technical Parameters
According to GB/T 17639-2008
|
item
|
Value
|
|||||||||||
Nominal breaking strength /(KM/m) |
4.5 |
7.5 |
10 |
15 |
20 |
25 |
30 |
40 |
50 |
|||
1 |
Breaking strength(MD/CD)(KN/m) |
4.5 |
7.5 |
10 |
15 |
20 |
25 |
30 |
40 |
50 |
||
2 |
Elongation at break (MD/CD)/% |
40-80 |
||||||||||
3 |
CBR mullen burst strength KN≥ |
0.8 |
1.6 |
1.9 |
2.9 |
3.9 |
5.3 |
6.4 |
7.9 |
8.5 |
||
4 |
Tear strength/KN |
0.14 |
0.21 |
0.28 |
0.42 |
0.56 |
0.70 |
0.82 |
1.10 |
1.25 |
||
5 |
Sieve size O90 mm |
0.05-0.20 |
||||||||||
6 |
Vertical permeability coefficient cm/s |
K×(10-1-10-3)K=1.0-9.9 |
||||||||||
7 |
Thickess/mm ≥ |
0.8 |
1.2 |
1.6 |
2.2 |
2.8 |
3.4 |
4.2 |
5.5 |
6.8 |
||
8 |
Width variation% |
-0.5 |
||||||||||
9 |
Weight variation |
-5 |
||||||||||
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