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| Warranty: | 1 |
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PP Geotextile Specification
(g/m2)
|
100
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
|
PP Geotextile Mass deviation per unit area
(%)
|
-5
|
||||||||
|
PP Geotextile Thickness
(mm)≥
|
0.8
|
1.2
|
1.6
|
1.9
|
2.2
|
2.5
|
2.8
|
3.1
|
3.4
|
|
PP Geotextile Amplitude deviation
(%)
|
-0.5
|
||||||||
|
PP Geotextile Breaking strength
(KN/m)≥
|
4.5
|
7.5
|
10.0
|
12.5
|
15.0
|
17.5
|
20.5
|
22.5
|
25.0
|
|
PP Geotextile Elongation at break(%)
|
40-80
|
||||||||
|
PP Geotextile CBR bursting strength
(KN)≥
|
0.8
|
1.6
|
1.9
|
2.2
|
2.9
|
3.4
|
3.9
|
4.7
|
5.3
|
|
PP Geotextile Equivalent aperture ○90(mm)
|
0.05-0.20
|
||||||||
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PP Geotextile Vertical penetration system
(cm/s)
|
Kx(10-3-10-2) K=1.0-9.9
|
||||||||
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PP Geotextile Tear strength
(KN)≥
|
0.14
|
0.21
|
0.28
|
0.35
|
0.42
|
0.49
|
0.56
|
0.63
|
0.70
|
These features make non-woven geotextiles a versatile and effective material for a wide range of applications, including:
Non-woven geotextiles are an essential component of many geotechnical engineering projects, providing a range of benefits that enhance the performance and longevity of the structure.
Needle punched nonwoven geotextile is designed to allow water to pass through it easily, while also retaining soil and other materials. Its unique construction, which involves the use of millions of tiny needle punches, creates a highly permeable and durable fabric that can withstand even the harshest environmental conditions.
The key to the superior drainage capability of needle punched nonwoven geotextile is its high void space. This is the space between the fibers in the fabric, which allows for efficient flow of water and air. Because the fabric is made up of millions of small fibers, the void space is maximized, allowing for rapid drainage even in the presence of heavy rainfall or flooding.
Another important factor contributing to the good drainage capability of needle punched nonwoven geotextile is its resistance to clogging. Unlike other materials used in construction, such as gravel or sand, needle punched nonwoven geotextile does not become clogged and obstructed over time. This means that it can continue to effectively drain water even in the long term, reducing the risk of costly and disruptive maintenance or replacement.
Needle punched nonwoven geotextile is widely used in a variety of geotechnical applications where drainage is critical. For example, it is commonly used in road construction to reinforce the subgrade and prevent water from accumulating beneath the pavement. It is also used in retaining walls, where it helps to prevent seepage and maintain stability. Additionally, it is used in areas prone to erosion, such as riverbanks and coastlines, where it helps to stabilize the soil and prevent sediment from flowing into waterways.
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