Function Light in weight, easy to transport and operate; Super weatherability, Long life; Strong inpact resistance, excellent resistance to chemical corrosion; Strong catchment capacity, Let out the catchment quickly and avoid soil erosion.
Parameter Part of catchment: 65%~75% Part of drainage: 25%~35% Diameter of main hole: >5mm Area of main hole: >10mm2 Percentage of opening: >8000/ m2 (expanding) Ring stiffness: >2.0Kpa
Now it is widely used on underdrainage.Such as highway, railway, tunnel, airport, shipside, landfill yard, playgroung, underground passage, enbironmental protection, protective works and other important projects.
