复合土工膜技术指标 | ||||||||
项目 |
400 |
500 |
600 |
700 |
800 |
900 |
1000 |
备注 |
膜材厚度(mm) |
0.25-0.35 0.3-0.5 |
| ||||||
断裂强度(KN/m) |
5 |
7.5 |
10.0 |
12.0 |
14.0 |
16.0 |
18.0 |
纵横向 |
断裂伸长率(%) |
30-100 |
30-100 |
30-100 |
30-100 |
30-100 |
30-100 |
30-100 |
纵横向 |
CBR顶破强力
(KN>) |
1.1 |
1.5 |
1.9 |
2.2 |
2.5 |
2.8 |
3.0 |
|
撕破力(KN>) |
0.15 |
0.25 |
0.32 |
0.4 |
0.48 |
0.56 |
0.62 |
纵横向 |
剥离强度(N/cm) |
6 |
6 |
6 |
6 |
6 |
6 |
6 |
纵横向 |
渗透系数(cm/s) |
K×10¹¹¹³ |
K×10¹¹¹³ |
K×10¹¹¹³ |
K×10¹¹¹³ |
K×10¹¹¹³ |
K×10¹¹¹³ |
K×10¹¹¹³ |