Polypropylene Woven Geotextile
1. High strength and tear resistance: Woven from polypropylene, it boasts excellent tensile and puncture resistance, capable of withstanding construction compaction and long-term external stress without easily breaking.
2. Corrosion and aging resistance: Resistant to acids and alkalis, and UV rays, it withstands soil and sewage erosion, as well as outdoor sun and rain, offering a long service life and suitability for complex working conditions.
3. Good isolation and filtration properties: Effectively separates soil and gravel of different particle sizes, preventing mixing, while allowing water penetration to prevent water accumulation and protect the stability of the roadbed.
4. Lightweight and easy to install: Lightweight and flexible, it can be easily cut and laid, adapting to various terrains and reducing construction costs and time.
Product Introduction:
Polypropylene Woven Geotextile resembles a thickened, denser woven structure. Compared to ordinary woven materials, it boasts higher strength and a more regular structure, making it a widely used auxiliary material in engineering construction. Installation is convenient; simply lay it flat between layers of soil and gravel to perform its core function.
This product uses polypropylene as its core raw material and is manufactured using a professional weaving process. It is flexible and lightweight, and can be flexibly cut to fit various terrains. Whether on flat ground or sloping areas, it can be easily laid without complicated operations.
In engineering applications, its core functions are mainly reflected in three aspects: First, it effectively isolates soil from gravel, preventing fine soil particles from mixing into the gravel layer and avoiding roadbed softening and collapse; second, it has permeable filtration properties, allowing rainwater and groundwater to infiltrate smoothly while intercepting fine silt, effectively preventing soil erosion; third, it has excellent weather resistance and durability, resisting acid and alkali corrosion, sun and rain, and other harsh environments, allowing for long-term use in underground or outdoor settings. It can withstand vehicle traffic and construction impacts without easily tearing or breaking.
Its applications are very broad, covering multiple fields such as road construction, embankment protection, parking lot paving, orchard management, and landfill construction. It can be used in any project that requires stabilizing the roadbed, preventing soil erosion, and isolating sediment. This product is cost-effective and easy to install, making it an indispensable and practical material in engineering construction.
Product Parameters:
| project | metric | |||||||||||||
| Nominal strength/(kN/m) | ||||||||||||||
| 35 | 50 | 65 | 80 | 100 | 120 | 140 | 160 | 180 | 200 | 250 | ||||
| 1 Tensile strength per (kN/m) ≥ | 35 | 50 | 65 | 80 | 100 | 120 | 140 | 160 | 180 | 200 | 250 | |||
| 2. Weft tensile strength / (kN/m) ≥ | After tensile strength is multiplied by 0.7 | |||||||||||||
| 3 | Maximum elongation at maximum load/% | warp direction ≤ | 35 | |||||||||||
| broadwise ≤ | 30 | |||||||||||||
| 4 | Top penetration force /kN is greater than or equal to | 2 | 4 | 6 | 8 | 10.5 | 13 | 15.5 | 18 | 20.5 | 23 | 28 | ||
| 5 | Equivalent aperture O90 (O95)/mm | 0.05~0.50 | ||||||||||||
| 6 | Vertical permeability coefficient/(cm/s) | K× (10⁵~102) where: K=1.0~9.9 | ||||||||||||
| 7 | Width deviation rate /% ≥ | -1 | ||||||||||||
| 8 | Tear strength in both directions /kN ≥ | 0.4 | 0.7 | 1 | 1.2 | 1.4 | 1.6 | 1.8 | 1.9 | 2.1 | 2.3 | 2.7 | ||
| 9 | Unit area mass deviation rate /% ≥ | -5 | ||||||||||||
| 10 | Length and width deviation rate/% | ±2 | ||||||||||||
| 11 | Joint/seam strength a/(kN/m) ≥ | Nominal strength x 0.5 | ||||||||||||
| 12 | Anti-acid and alkali properties (strong retention of warp and weft Rate) a /% ≥ | Polypropylene: 90; other fibers: 80 | ||||||||||||
| 13 | Ultraviolet resistance (Xenon arc lamp method) b | The strength retention rate in both directions is /%≥ | 90 | |||||||||||
| 14 | Ultraviolet resistance (fluorescencePhotometric ultraviolet lamp method) | The strength retention rate in both directions is /%≥ | 90 | |||||||||||
Product Applications:
Polypropylene Woven Geotextile, woven from high-strength polypropylene raw materials, possesses comprehensive properties including tensile strength, corrosion resistance, water permeability, filtration, and isolation stability, making it widely used in various environmental engineering projects.
In landfills, it is laid above and below the impermeable layer, serving as an isolation, protection, and reinforcement mechanism. It prevents sharp particles of landfill waste from puncturing the impermeable membrane, while simultaneously preventing the mixing of soil and leachate, thus avoiding the diffusion and seepage of pollutants into the ground and protecting groundwater and surrounding soil from pollution.
In tailings ponds and waste disposal sites, it can isolate tailings and waste from the original soil foundation in layers, filter and guide seepage water, prevent the loss of fine slag and sediment, prevent tailings wastewater from spreading and causing ecological damage, and enhance slope stability, reducing the risk of landslides and soil erosion.
In sewage treatment plants, ecological restoration wetlands, and comprehensive river management projects, its excellent permeability and filtration properties allow for the smooth drainage of stagnant water, maintaining water circulation, while also intercepting silt and impurities to prevent soil siltation, thus contributing to water purification and maintaining the stability of river and wetland ecosystems.
In landscaping and soil stabilization projects, it can cover slopes and vegetation base layers, reinforcing soil, inhibiting excessive weed growth, reducing soil erosion from rainwater runoff, providing a stable foundation for vegetation growth, and enhancing ecological greening effects.
In summary, polypropylene woven geotextiles, with their superior isolation, filtration, protection, and reinforcement properties, are widely applicable to various environmental protection projects such as landfills, tailings management, river ecological restoration, sewage treatment, and greening slope protection. They effectively block pollutant diffusion, protect soil and water resources and groundwater, stabilize engineering structures, and reduce later maintenance costs, making them an indispensable core geosynthetic material in environmental governance and ecological protection.
