Seamless HDPE Smooth Geomembrane for Effective Seepage Control
Smooth geomembrane is a high-performance waterproof barrier geosynthetic material manufactured from premium primary high-density polyethylene (HDPE). Produced using advanced three-layer co-extrusion blow molding technology with specialized additives including carbon black, antioxidants, anti-aging agents, and UV stabilizers, this material offers exceptional impermeability, chemical resistance, and UV protection at competitive pricing.
Key Properties
- Environmental Safety: Contains no harmful substances and does not pollute the environment
- Resource Efficiency: Surface layer replacement capability reduces material consumption
- Broad Application Range: Suitable for basements, pools, and diverse waterproofing projects
- Superior UV Resistance: Enhanced protection against ultraviolet degradation
- Excellent Stability: Maintains integrity under physical stress and environmental conditions
Application Areas
- Water Conservancy: Seepage control, drainage systems, and protective lining
- Environmental Protection: Landfill liners, wastewater treatment facilities
- Municipal Engineering: Underground infrastructure waterproofing and protection
- Aquaculture: Seepage prevention for fish ponds and shrimp farms
- Mining Operations: Tailings storage and containment systems
- Landscape Architecture: Aesthetic water retention solutions
- Hydraulic Engineering: Dam and reservoir seepage prevention
Product Specifications
Thickness: 0.30mm - 3.00mm
Width: 1m - 9m
Roll Length: 30m - 100m (custom lengths available)
All specifications available for customization
Technical Specifications (GH-2S & GB/T 17643-2025)
| Specification |
0.75mm |
1.00mm |
1.25mm |
1.50mm |
2.00mm |
2.50mm |
3.00mm |
Remark |
| Thickness (mm) |
0.75 |
1.00 |
1.25 |
1.50 |
2.00 |
2.50 |
3.00 |
|
| Density (g/cm³,≥) |
0.940 |
|
| Yield Strength (N/mm,LD/TD) |
11 |
15 |
18 |
22 |
29 |
37 |
44 |
|
| Breaking Strength (N/mm,LD/TD) |
20 |
27 |
33 |
40 |
53 |
67 |
80 |
|
| Yield Elongation Rate (%) |
10-16 |
|
| Breaking Elongation Rate (%) |
≥700 |
|
| Rectangular Tear Strength (N) |
93 |
125 |
160 |
190 |
250 |
315 |
375 |
|
| Puncture Strength (N) |
240 |
320 |
400 |
480 |
640 |
800 |
960 |
|
| Environmental Stress Crack Resistance (h) |
≥500 |
|
| Carbon Black Content Range (%) |
2.0-2.8 |
|
| Standard OIT (min) |
≥100 |
|
| High Pressure OIT (min) |
≥400 |
|
Additional Technical Specifications (GH-1 & GB/T 17643-2025)
| Item |
0.30 |
0.50 |
0.75 |
1.00 |
1.25 |
1.50 |
2.00 |
2.50 |
3.00 |
Remark |
| Thickness (mm) |
0.30 |
0.50 |
0.75 |
1.00 |
1.25 |
1.50 |
2.00 |
2.50 |
3.00 |
|
| Density (g/cm³,≥) |
≥0.94 |
|
| Tensile Yield Strength (N/mm,≥,LD/TD) |
4 |
7 |
10 |
13 |
16 |
20 |
26 |
33 |
40 |
|
| Tensile Breaking Strength (N/mm,≥,LD/TD) |
6 |
10 |
15 |
20 |
25 |
30 |
40 |
50 |
60 |
|
| Breaking Elongation Rate (%,≥,LD/TD) |
≥600 |
|
| Rectangular Tear Load (N,≥,LD/TD) |
34 |
56 |
84 |
115 |
140 |
170 |
225 |
280 |
340 |
|
| Puncture Strength (N,≥) |
72 |
120 |
180 |
240 |
300 |
360 |
480 |
600 |
720 |
|
| Carbon Black Content (%) |
2.0-2.8 |
|