HDPE Geomembrane price
HPDE characteristics
- Low permeability
- High ultra violet resistance
- Resistant to wide range of chemicals
- Economical over large project areas
- Lower puncture resistance than other membranes
- High coefficient of linear thermal expansion
- Available in textured finish for increased friction
USage
1.Landfill Caps
2.Canal Linings
3.Brine Ponds
4.Oilfield pitliners
5. Mine Tailing Ponds
6.Decorative ponds
7.Farm ponds
8. 9.Shrimp & fish ponds
10.Leachate collection ponds
11.Waste water ponds
12.Secondary containment
Product Specifications ASTM GRI-GM13 Standard
| No. | Item | Value | ||||||
| 0.75 | 1 | 1.3 | 1.5 | 2 | 2.5 | 3 | ||
| 1 | min density(g/cm 3 ) | 0.94 | ||||||
| 2 | yield strength(TD, MD)N/mm≥ | 11 | 15 | 18 | 22 | 29 | 37 | 44 |
| 3 | breaking strength N/mm≥ | 20 | 27 | 33 | 40 | 53 | 67 | 80 |
| 4 | yield elongation(TD, MD) %≥ | 12 | ||||||
| 5 | breaking elongation%≥ | 700 | ||||||
| 6 | average tear strength(TD, MD)≥ N | 93 | 125 | 156 | 187 | 249 | 311 | 374 |
| 7 | puncture resistance N≥ | 240 | 320 | 400 | 480 | 640 | 800 | 960 |
| 8 | stress crack resistance h≥ | 300 | ||||||
| 9 | carbon black content % | 2.0~3.0 | ||||||
| 11 | carbon black dispersion | nine of 10 is grad I or II, less than 1 if grad III | ||||||
| 12 | oxidative induction time(OIT) min | standard OIT≥ 100 | ||||||
| 13 | oven aging at80º C(standard OIT retained after 90 days) %≥ | 55 | ||||||
| 14 | UV resistance(high pressure OIT retained after 1600 hrs)≥ | 50 | ||||||

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