短纤针刺非织造土工布
Short fibre needle punched geotextile
产品介绍：短纤针刺非织造土工布是以丙纶或涤纶短纤维为主要原料，经开松、梳理、杂乱、铺网针刺等工艺生产而成。
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Introduction:short fibre need punched geotextile is made of polyprolylene or polyester.Its production process include fluffing,comb,mix,laying then needle punched.
产品规格：80g～1200g。Product specification:80g～1200g
产品特点：透水性好，在土方压力下，仍能保持良好的透水性。耐腐蚀，以丙纶或涤纶等化纤为原料，耐酸碱、不腐蚀、不虫蛀、抗氧化。
property: mesh hole not easy to be blocked,excellent permeability even under pressure of soil,anti erosion,its raw
material of polypropylene or polyester is anti acid and alkaline resist to corrosion and insects,also anti-oxidation.
应用范围：针刺土工布可广泛应用于水利、水电、公路、铁路、港口、机场、运动场馆、隧道、沿海滩涂、围垦、环
保等领域，起到隔离、过滤、排水、加筋、防护、封闭等作用。
Application:Itiswidelyusedforseparation,filtration,drainage,reinforcement,protection,sealingreservoir,hydropower,hig
hway,railway,port,airport,sportsground,tunnel,coastalbeach,reclamation,environmental area.
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序号No |
规格specification 指标 Value 项目Item |
规 格Specification |
备注Note | ||||||||||
|
100 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
600 |
800 | |||
|
1 |
单位面积质量偏差，% Unit weight variation，% |
-8 |
-8 |
-8 |
-8 |
-7 |
-7 |
-7 |
-7 |
-6 |
-6 |
-6 |
|
|
2 |
厚度，㎜ thickness，㎜ |
0.9 |
1.3 |
1.7 |
2.1 |
2.4 |
2.7 |
3.0 |
3.3 |
3.6 |
4.1 |
5.0 | |
|
3 |
幅宽偏差，% width variation，% |
-0.5 | |||||||||||
|
4 |
断裂强力，kN/m breaking strength ，kN/m |
2.5 |
4.5 |
6.5 |
8.0 |
9.5 |
11.0 |
12.5 |
14.0 |
16.0 |
19.0 |
25.0 |
纵/横向 TD/MD |
|
5 |
断裂伸长率,% breaking elongation，% |
25～100 | |||||||||||
|
6 |
CBR顶破强力, kN CBR mullen burst strength， kN |
0.3 |
0.6 |
0.9 |
1.2 |
1.5 |
1.8 |
2.1 |
2.4 |
2.7 |
3.2 |
4.0 |
|
|
7 |
等效孔径,㎜ Seive size，㎜ |
0.07～0.2 |
| ||||||||||
|
8 |
垂直渗透系数，㎝/s vertical permeability coefficient，㎝/s |
K×（10-1～10-3） |
K=1.0～9.9 | ||||||||||
|
9 |
撕破强力，kN tear strength ，kN |
0.08 |
0.12 |
0.16 |
0.20 |
0.24 |
0.28 |
0.33 |
0.38 |
0.42 |
0.46 |
0.6 |
纵/横向TD/MD |
