亚洲成AV人片一区二区小说

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土工膜廠家,土工布廠家,長絲布廠家,隧道防水板

Drainage material
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Drainage material

HDPE composite drainage network

HDPE composite drainage network of high-density polyethylene as raw material, processed by a special extrusion process is made with a special three-layer structure, it is a new drainage geotextile material. In railways, highways and other transportation infrastructure, the safety and life of the project with its own drainage system too has a close relationship, which geosynthetic drainage system is an important component. The product has a drainage resistance, high tensile strength, corrosion resistance, acid and alkali, long life characteristics.
Composite drainage network specifications: apparent pore size 0.18mm, permeability 0.2cm / sec, water permeability 0.26 Sec-1, puncture strength 580N, trapezoidal tear strength of 356 N.
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