Best Geotextile Fabric for Pavers
1. Functional versatility: A single material can simultaneously achieve multiple functions such as filtration, drainage, and isolation, reducing the amount of engineering materials used.
2. Stable mechanical properties: It has high tensile strength, tear strength, and burst strength, can disperse loads, and enhance structural stability.
3. Outstanding economy: Compared with traditional materials such as sand and gravel filter layers, geotextiles are lightweight, have low transportation costs, high construction efficiency, and low long-term maintenance costs.
4. Good environmental friendliness: Most geotextiles use recyclable polymer materials and have minimal environmental disturbance during construction, which is in line with the concept of green engineering.
Product Introduction:
Best Geotextile Fabric for Pavers is a permeable geosynthetic material made from synthetic fibers such as polyester and polypropylene through needle punching, weaving, or thermal bonding processes. Its finished products are in the form of cloth, with a width of usually 4-6 meters and a length of up to 50-100 meters. They are divided into two categories: woven geotextiles (woven/woven) and non-woven geotextiles (short fiber needle punched, long fiber spunbond). As a core member of geosynthetic materials, geotextiles play the role of "invisible guardians" in engineering, significantly improving the stability and durability of engineering structures through functions such as isolation, filtration, drainage, and reinforcement.
Characteristic
1. High strength and durability
Plastic fiber material enables geotextiles to maintain high tensile strength and elongation in both dry and wet conditions, and can withstand complex stresses during construction and use.
Resistant to chemical corrosion, UV radiation, and microbial erosion, ensuring long-term service in harsh environments such as acidic and alkaline soils and seawater.
2. Excellent permeability and filtration function
The pores between fibers allow water flow to pass smoothly while effectively intercepting soil particles, fine sand, etc., preventing soil erosion.
3. Reliable isolation function
Placed between materials with different physical properties (such as gravel and soft soil, concrete and soil) to prevent mixing and maintain their respective design functions.
4. Reinforcement and stress dispersion
After being buried in the soil, it provides additional tensile strength through friction, improves the overall stability of the soil, disperses local loads, and reduces uneven settlement.
5. Protection and Drainage
Buffer the damage to waterproof materials (such as geomembranes) caused by external impacts, or form flat drainage channels to collect and guide pore water or seepage water.
Product Parameters:
project | metric | ||||||||||
Nominal strength/(kN/m) | |||||||||||
6 | 9 | 12 | 18 | 24 | 30 | 36 | 48 | 54 | |||
1 | Longitudinal and transverse tensile strength / (kN/m) ≥ | 6 | 9 | 12 | 18 | 24 | 30 | 36 | 48 | 54 | |
2 | Maximum elongation at maximum load in longitudinal and transverse directions/% | 30~80 | |||||||||
3 | CBR top penetration strength /kN ≥ | 0.9 | 1.6 | 1.9 | 2.9 | 3.9 | 5.3 | 6.4 | 7.9 | 8.5 | |
4 | Longitudinal and transverse tearing strength /kN | 0.15 | 0.22 | 0.29 | 0.43 | 0.57 | 0.71 | 0.83 | 1.1 | 1.25 | |
5 | Equivalent aperture O.90(O95)/mm | 0.05~0.30 | |||||||||
6 | Vertical permeability coefficient/(cm/s) | K× (10-¹~10-), where K=1.0~9.9 | |||||||||
7 | Width deviation rate /% ≥ | -0.5 | |||||||||
8 | Unit area mass deviation rate /% ≥ | -5 | |||||||||
9 | Thickness deviation rate /% ≥ | -10 | |||||||||
10 | Thickness coefficient of variation (CV)/% ≤ | 10 | |||||||||
11 | Dynamic perforation | Puncture hole diameter/mm ≤ | 37 | 33 | 27 | 20 | 17 | 14 | 11 | 9 | 7 |
12 | Longitudinal and transverse fracture strength (grab method)/kN ≥ | 0.3 | 0.5 | 0.7 | 1.1 | 1.4 | 1.9 | 2.4 | 3 | 3.5 | |
13 | Ultraviolet resistance (Xenon arc lamp method) | Longitudinal and transverse strength retention rate% ≥ | 70 | ||||||||
14 | Ultraviolet resistance (fluorescence UV lamp method) | Longitudinal and transverse strength retention rate% ≥ | 80 | ||||||||
Product Applications:
1. Water conservancy engineering
Anti filter layer for embankment and reservoir slope protection: prevents water flow erosion from causing dam collapse.
River and coastal protection foundation: Enhance bank slope stability and resist wave erosion.
Canal anti-seepage protection: reduces water resource leakage and improves irrigation efficiency.
2. Transportation infrastructure
Highway and railway subgrade isolation and reinforcement: prevent the mixing of ballast and subgrade, and improve the bearing capacity.
Soft foundation treatment: Reduce uneven settlement and extend road life through reinforcement.
Drainage behind retaining walls and bridge piers: Remove accumulated water behind the walls and reduce structural pressure.
3. Environmental Protection Engineering
Landfill liner protective layer: prevents harmful substances from infiltrating the soil and protects the ecological environment.
Wastewater treatment tank: As a filtering layer, it separates solid particles from wastewater.
4. Municipal construction
Waterproof protection for underground structures (basements, tunnels): buffers external impacts and extends the lifespan of waterproof materials.
Underground pipeline protection: prevent soil erosion around the pipeline and ensure stable operation of the pipeline network.
5. Cross border living scenarios
Garden vegetable field: laid on the soil surface, breathable and permeable, and inhibits weed growth.
Rainy season leak prevention: Temporarily cover the roof leak points to prevent water accumulation inside the house.
Moving and storage: Wrap furniture corners to prevent scratches, and lay them at the bottom of the carriage to prevent goods from sliding.
Outdoor camping: Lay it under the tent to prevent moisture and mud, or cut it into picnic mats.
Geotextiles have become an indispensable "invisible guardian" in modern engineering due to their high strength, durability, permeability, and multifunctionality. From the "hardcore responsibility" of supporting thousands of miles of highways to the "life assistant" of entering thousands of households, geotextiles prove with their strength that practical technology should be close to life. In the future, with the continuous advancement of material technology, the application fields of geotextiles will continue to expand, providing reliable solutions for more engineering and living scenarios.
