Factory-Direct • ASTM/ISO Tested • Wholesale Supply
From our factory perspective, winter geogrid selection comes down to resin + UV package + stable junction strength at low temperature. PP or HDPE geogrids are usually the best option because they keep better flexibility and durability in cold conditions. In manufacturing, the focus is consistent rib geometry and strong nodes to avoid brittleness during freeze–thaw cycles. In the field, performance depends on method too—do not place on frozen subgrade, control moisture, and compact in lifts.
Immediate stabilization on weak, wet, or frozen subgrades
Lower aggregate thickness for haul roads, pads, and subbases
Rutting control through interlock + lateral confinement
Predictable cold-weather performance (UV-stabilized PP/HDPE/PET)
Faster build with simple unroll–cover–compact methodology
Product Range & Professional Parameters
Values below are typical ranges. U receive project-specific data sheets and mill certs with each shipment.
| Property | Test Method | Typical Range |
|---|---|---|
| Tensile @ 2% strain (MD/CD) | ASTM D6637 (Method A) | 3–20 kN/m |
| Tensile @ 5% strain (MD/CD) | ASTM D6637 | 6–40 kN/m |
| Ultimate tensile strength (MD/CD) | ASTM D6637 | 20–200 kN/m |
| Junction efficiency | ASTM D7737 | ≥ 85% |
| Aperture size | Caliper / Optical | 25 × 25 – 65 × 65 mm |
| Rib thickness | Micrometer | 1.0–3.6 mm |
| UV resistance (500 h) | ASTM D4355 | ≥ 90% retained |
| Service temperature | — | −40 °C to +60 °C |
| Polymers | — | PP (UV-stabilized), HDPE |
| Coatings (Optional) | — | Bitumen / PVC (for interface friction) |
| Property | Test Method | Typical Range |
|---|---|---|
| Tensile @ 2% strain (multi-axis) | ASTM D6637 (equiv. ring/MD) | 6–15 kN/m (equivalent radial) |
| Tensile @ 5% strain (multi-axis) | — | 10–25 kN/m |
| Ultimate tensile (multi-axis) | — | 30–120 kN/m |
| Junction strength | ASTM D7737 | ≥ 85% |
| Aperture geometry | — | Triangular/hexagonal, 40–75 mm node spacing |
| UV resistance (500 h) | ASTM D4355 | ≥ 90% retained |
| Polymer | — | UV-stabilized PP |
| Property | Test Method | Typical Range |
|---|---|---|
| Ultimate tensile (MD) | ASTM D6637 | 60–300 kN/m (higher on request) |
| Tensile @ 2% / 5% strain (MD) | ASTM D6637 | 20–80 / 40–150 kN/m |
| Creep reduction factor (design) | ISO 13431 / BS 8006 | RFcr ≈ 1.6–4.0 (project-specific) |
| Long-term design strength (LTDS) | BS 8006 method | 15–120 kN/m (derived) |
| Junction & anchorage | ASTM D7737 / Internal | ≥ 80% |
| Polymer | — | HDPE (mono-/bi-oriented) or PET (warp-knit) |
| UV/chemical durability | ASTM D4355 / ISO | High (per data sheet) |
Cold-Season Install Method (6 Steps)
Assess subgrade: remove ice lenses/standing water; proof-roll light.
Separator (if needed): nonwoven under the grid on pumping fines.
Unroll & align: with traffic; tension by hand/winch; anchor overlaps.
Place first lift: 150–300 mm depending on CBR; dump on top (no direct wheel contact with exposed grid).
Compact: static/low-amp vibration; moisture near optimum.
Build thickness: open to traffic after target density; avoid remixing snow into lifts.
Manufacturer, not trader — ISO shop, stable output, factory pricing for contractor, distributor, and wholesale programs.
Standards-driven — ASTM/ISO test reports with every lot.
Tech submittals — sections, details, and method statements for cold weather.
Customs made easy — HS code docs, packing lists, harmonized labels.
Global delivery — fast sail/air options, OEM/white-label available.
Retaining Walls & MSE Systems
Primary reinforcement for geogrid-reinforced backfills.
Steep Slopes & Embankments
Slope steepening, veneer stability with facing (blocks, gabions, wrap-around).
Roads & Highways
Basal reinforcement on soft ground; reduces rutting and differential settlement.
Railways & Yards:
Subgrade and embankment reinforcement; improved bearing capacity.
Mining & Industrial Platforms
Working pads, haul roads, stockyard bases under heavy cyclic loads.
Frequently Asked (Winter Edition)
Can U install geogrids below 0 °C?
Yes. Clear ice/snow, control moisture, and follow the winter lift/compaction method.
Biaxial or triaxial for winter access roads?
Both stabilize well; triaxial can help in turning zones with multi-directional loads.
Do U need a geotextile under the grid?
On wet/fine subgrades, a nonwoven separator under the grid reduces pumping.
How much aggregate over the grid in winter?
Typically 150–300 mm for the first lift based on CBR and traffic; see table.
What polymers handle cold best?
UV-stabilized PP/HDPE for biaxial/triaxial; HDPE/PET for uniaxial—each supplied with durability data.
Contact Us
- +86 18661683263
- +86 18661683263
- info@geosyntheticsmanufacturer.com
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