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Polyester Geogrid— Factory-Direct Supplier for Soil Reinforcement Projects

Reinforce soil and stabilize foundations with warp-knitted polyester, steel-plastic, and fiber-plastic geogrids — engineered for slopes, retaining walls, and embankments. Factory-direct export with certified quality assurance.

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Knitted Polyester Geogrid

Properties of Geogrelha de poliéster

Made from high-tenacity PET yarns and reinforced composites, polyester geogrids provide superior tensile strength and minimal elongation, ensuring stable soil reinforcement even under long-term load conditions.

Knitted polyester and steel-plastic structures maintain dimensional stability and resist long-term deformation, making them ideal for retaining walls, slopes, and soft foundation projects.

Available in warp-knitted polyester, steel-plastic, e fiber-plastic composite types to meet different project requirements — from heavy-duty retaining walls to flexible roadbed reinforcement.

Open grid apertures and coated surfaces promote strong interlocking with soil, gravel, and asphalt layers, preventing displacement and improving load distribution

Tensile strength available from 35 kN/m to 300 kN/m, with customizable width (up to 6 m), roll length, and coating type according to specific engineering design needs.

Conheça Geogrelha de poliéster

A polyester geogrid is a soil reinforcement material made from high-tenacity PET yarns through warp-knitting and PVC coating. It offers high tensile strength and low elongation for long-term stability in civil engineering projects.

There are three main types: warp-knitted polyester geogrid, steel-plastic composite geogrid, e fiber-plastic composite geogrid. Each type serves different reinforcement needs depending on load and environmental conditions. structures.

They combine high strength, chemical resistance, and low creep with flexible installation. Compared to PP or HDPE grids, PET geogrids perform better in sustained loading and harsh environments.

Polyester geogrids are used for retaining walls, slopes, embankments, and soft soil foundations, where they improve soil stability and prevent deformation.

With proper installation and coating protection, polyester geogrids can last over 50 years, maintaining tensile performance and resisting UV, oxidation, and chemical corrosion.

Knitted Polyester Geogrid detail

Material Types of Geogrelha de poliéster

PET Geogrid

PET Geogrid

Description:
Warp-knitted polyester geogrid is made from high-tenacity PET yarns arranged in parallel and bonded by warp-knitting. The grid is usually coated with PVC or bitumen for durability and soil bonding. It offers high tensile strength, low elongation, and excellent creep resistance under long-term load.

Key Features:

  • High tensile strength with low elongation (≤10%)

  • Resistant to corrosion, aging, and UV radiation

  • Excellent soil interlocking and drainage compatibility

  • Lightweight, flexible, and easy to install

Applications:
Used for reinforcement of highways, railways, embankments, and retaining walls.
Also applied in slope protection, bridge abutment stabilization, e soft soil improvement projects.

Steel Plastic Geogrid

Steel Plastic Geogrid

Description:
Steel-plastic composite geogrid consists of high-strength steel wires encapsulated in HDPE strips and welded into a grid structure. The steel core provides high load capacity, while the plastic coating protects against corrosion, oxidation, and chemical attack.

Key Features:

  • High strength and low creep, even under heavy loads

  • Steel-plastic bonding ensures long-term dimensional stability

  • Roughened surface improves friction with soil

  • Chemical and biological corrosion resistant, suitable for harsh environments

Applications:
Ideal for roadbed reinforcement, old pavement reconstruction, airport runways, landfill base stabilization, e slope protection.
Commonly used in high-load retaining walls and mining foundations.

Fiber Plastic Geogrid

Fiber Plastic Geogrid

Description:
Fiber-plastic geogrid is made from glass fiber, basalt fiber, or polyester fiber embedded in a polypropylene (PP) or polyethylene (PE) matrix. The grid is extruded and surface-textured for improved interlocking and chemical resistance. It offers a lightweight structure and high stiffness modulus.

Key Features:

  • High tensile strength with elongation ≤3%

  • Excellent acid and alkali resistance

  • Anti-static and flame-retardant when used in mining environments

  • Strong bonding and uniform load distribution

Applications:
Used for soft soil reinforcement, subgrade stabilization, and stress distribution in roads, railways, ports, airports, e municipal projects.
Also suitable for underground mining reinforcement and tunnel linings.

PET Geogrid Regular Model Specifications

Uniaxial Knitted PET Geogrid
Specification Tensile Strength ≥ (kN/m) Elongation at Break ≤ (%) Strength at 2% Strain ≥ (kN/m) Strength at 5% Strain ≥ (kN/m)
PETG202012612
PETG3535121020
PETG5050121528
PETG8080132445
PETG100100133059
PETG125125133778
PETG150150134596
Biaxial PET Geogrid
Specification Tensile Strength ≥ (kN/m) Elongation at Break ≤ (%) Strength at 2% Strain ≥ (kN/m) Strength at 5% Strain ≥ (kN/m)
BXG202013714
BXG3535131224
BXG5050131734
BXG8080132856
BXG100100133570
BXG125125144386
BXG1501501452104

Steel Plastic Geogrid Regular Model Specifications

Steel-Plastic (PSG) Biaxial Geogrid Specifications
Model Ultimate Tensile Strength (kN/m) Elongation at Break (%) After 100 Freeze–Thaw Cycles
Tensile Strength (kN/m)
After 100 Freeze–Thaw Cycles
Elongation at Break (%)
Mesh Aperture (mm) Cold Resistance (°C) Peel Strength (N)
LongitudinalTransverse LongitudinalTransverse LongitudinalTransverse LongitudinalTransverse LongitudinalTransverse IndexGlue/Weld
PSG30-303030≤3≤33030≤3≤3232232-35≥100
PSG40-404040≤3≤34040≤3≤3149149-35≥100
PSG50-50(A)5050≤3≤35050≤3≤3220220-35≥100
PSG50-50(B)5050≤3≤35050≤3≤3125125-35≥100
PSG60-60(A)6060≤3≤36060≤3≤3170170-35≥100
PSG60-60(B)6060≤3≤36060≤3≤3107107-35≥100
PSG70-707070≤3≤37070≤3≤3137137-35≥100
PSG80-808080≤3≤38080≤3≤3113113-35≥100
PSG100-100100100≤3≤3100100≤3≤39595-35≥100

Por que escolher Especialista WP?

Ao longo dos anos, Especialista WP has established itself as one of China’s reliable geogrid manufacturers and trusted suppliers of geosynthetic reinforcement materials for global infrastructure projects.

We specialize in producing high-performance geogrids designed to improve soil stability, load-bearing capacity, and long-term performance in retaining walls, slopes, embankments, and road foundations.

Our geogrids deliver exceptional tensile strength, creep resistance, and durability — supported by factory-direct supply, professional technical guidance, and strict quality control.

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