длинноволокнистую иглы нетканый геотекстиль

1.material---polyproplene 2.thickness---0.8--6.0mm 3.width---4-6m 4.tensile strength---4.5-50kN/m 5.elongation---40-80% long fiber needle-punched non-woven geotextiles are made from polypropylene fibres that are tangled together in a needle-punching process. Needle-punched non-woven geotextiles have excellent water flow rates and are used for filtration of soil fines. Needle-punched non-woven geotextiles have been used in drainage applications including trench drains, as a wrapping for perforated pipe, for erosion protection, and combined with three-dimensional structures to create prefabricated drains Applications Nonwoven geotextile widely used in seepage prevention,inverted filter,drain,isolation and other items in highway ,railway ,waterconservancy and other projects.