
产品介绍:以高强度工业用丙纶、涤纶、锦纶等合成纤维为原料,具有较高的原始强力。经机织后成规律交织结构而制成。综合承载能力进一步提高,适应岩土工程的各种不同特性、要求而形成的一个土工材料的工业品系列。
产品规格:经向标称断裂强度(kN/m):35、50、65、80、100、120、140、160、180、200、250
产品特点:强度高;变形小。
耐久性:不易变性、分解、风化。能长久保持其原有特性;
耐腐蚀:耐酸、耐碱、耐虫蛀、耐霉菌。
透水性:机织物可以有效地控制其结构孔隙,以达到一定的透水性。
应用范围:广泛应用于河流、海岸、港湾、公路、铁路、码头、隧道、桥梁等岩土工程中。能满足各种岩土工程的反滤、隔离、加筋、防护等用途要求,是岩土工程中一类价值比较高的产品。
PET filament woven geotextile
Introduction:it made by the raw materials, high strength industrial polypropylene, polyester, chilon and other synthetic fiber woven into regular structure,has high initial strength. Comprehensive load capacity improved, adapted to the different characteristics of geotechnical engineering, demand and form an geosythetics industrial products series.
Specifications: nominal breaking strength in Longitude direction (kN/m) : 35, 50, 65, 80, 100, 120, 140, 160, 180, 200, 180
Property:high strength; Little deformation.
Durability: not easydenatured, decomposition,weathering. Can maintain its original property for a long time;
Erosionresistance: acid and alkali resistance, moth eaten resistance, mildew resistance.
Permeability: can control the structure poreeffectively, reach up a certain permeability.
Application:widely used in the geotechnical engineering, such as rivers, coastal, bay, highway, railways, wharf, tunnels, Bridges and so on .Can meet all kinds of functions, such as filtration, isolation, reinforcement, protection, etc. It is a relatively high value products in geotechnical engineering .
产品性能指标:GB/T17640-2008
序号No. | 项 目Item | 指 标value | ||||||||||
标称断裂强度nominal strength kN/m | 35 | 50 | 65 | 80 | 100 | 120 | 140 | 160 | 180 | 200 | 250 | |
1 | 经向断裂强力breaking strength in MD kN/m≥ | 35 | 50 | 65 | 80 | 100 | 120 | 140 | 160 | 180 | 200 | 250 |
2 | 纬向断裂强力breaking strength in CD kN/m≥ | 按协议规定,无特殊要求,则按经向断裂强度×0.7 0.7 times of breaking strength in MD | ||||||||||
3 | 标准强度对应伸长率 nominal elontation %≤ | 经向35,纬向30 35 in MD,30 in CD |
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4 | 经纬向撕破强力tear strength in MD and CD kN≥ | 0.4 | 0.7 | 1.0 | 1.2 | 1.4 | 1.6 | 1.8 | 1.9 | 2.1 | 2.3 | 2.7 |
5 | CBR顶破强力CBR mullen burst strength kN≥ | 2.0 | 4.0 | 6.0 | 8.0 | 10.5 | 13.0 | 15.5 | 18.0 | 20.5 | 23.0 | 28.0 |
6 | 垂直渗透系数vertical permeability ㎝/s | K×(10-2~10-5) 其中:K=1.0~9.9 | ||||||||||
7 | 等效孔径sieve size O90(O95)㎜ | 0.05~0.50 | ||||||||||
8 | 幅宽偏差 width variation % | -1.0 | ||||||||||
9 | 模袋冲灌厚度偏差woven bag thickness variration under irrigate % | ±8 | ||||||||||
10 | 模袋长、宽偏差 woven bag variation in length and width % | ±2 | ||||||||||
11 | 缝制强度 sewing strength kN/m | 标称断裂强度×0.5 half of nominal strength | ||||||||||
12 | 单位面积质量偏差 unit weight variation % | -5 | ||||||||||