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Composite geomembrane
Excellent anti-seepage and high barrier properties; High puncture resistance; Corrosion resistance to acids, alkalis, and various chemical substances; Excellent elongation and wear resistance; High adhesive performance makes construction more convenient.
Water conservancy dams, railways, highways, drainage engineering, housing, environmental protection, and many other fields.
Refer to GB/T17642-2008
|
project |
index |
||||||||
|
Nominal breaking strength,kN/m |
5 |
7.5 |
10 |
12 |
14 |
16 |
18 |
20 |
|
|
1 |
Longitudinal and transverse fracture strength,kN/m≥ |
5 |
7.5 |
10 |
12 |
14 |
16 |
18 |
20 |
|
2 |
Elongation corresponding to standard strength in both vertical and horizontal directions % |
30-100 |
|||||||
|
3 |
CBR bursting strength,kN≥ |
1.1 |
1.5 |
1.9 |
2.2 |
2.5 |
2.8 |
3.0 |
3.2 |
|
4 |
Vertical and horizontal tearing strength,kN≥ |
0.15 |
0.25 |
0.32 |
0.40 |
0.48 |
0.56 |
0.62 |
0.70 |
|
5 |
Peel Strength,N/cm≥ |
6 |
|||||||
|
6 |
Wide deviation % |
-1.0 |
|||||||
Refer to Q/CR549.3-2016
|
project |
index |
|||||
|
Nominal strength,kN/m |
14 |
16 |
18 |
20 |
22 |
|
|
1 |
Longitudinal and transverse tensile fracture strength,kN/m≥ |
14 |
16 |
18 |
20 |
22 |
|
2 |
Longitudinal and transverse tensile fracture elongation %,≥ |
30 |
||||
|
3 |
CBR bursting strength,kN≥ |
2.8 |
3.0 |
3.4 |
4.0 |
5.2 |
|
4 |
Vertical and horizontal tearing strength,kN≥ |
0.40 |
0.48 |
0.56 |
0.65 |
0.72 |
|
5 |
Peel Strength,kN/m |
0.3 |
||||
|
6 |
Wide deviation,% |
+ 0.5 |
||||
|
7 |
Mass per unit,g/㎡ |
600 |
700 |
800 |
900 |
1000 |
|
8 |
Deviation per unit area,% |
-5 |
||||
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