Hdpe Smooth Geomembrane - Hdpe Smooth Geomembrane
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Hdpe Smooth Geomembrane

Smooth Geomembrane Introduction


Geommebrane is the low permeability liner made of high grade polyethylene raw material, adding carbon black, antioxidant, anti-aging and UV-resistance component which features excellent chemical resistance, outstanding stress crack capacity, lowest permeability and excellent UV resistance. WT Brand geomembrane is widely used for waste containment, water containment, aquaculture, energy, mining, industrial and civil engineering applications.

Smooth Geomembrane Features


  1. Excellent chemical resistance.
  2. Outstanding stress crack capacity.
  3. Lowest permeability.
  4. Excellent UV resistance.
  5. Stable low temperature embrittlement resistance.
  6. Complete width and thickness specifications complete.
  7. Cost effective.
  8. Proven performance.
  9. Easy transportation, fast deployment.
  10. Meets or exceeds all aspects of GRI GM13.

Specification


Item Detailed Item Unit Standard Test frequency WT75 WT100 WT150 WT200 WT300
Mechanical Properties Thickness mm D5199 per roll 0.75 1.00 1.50 2.00 3.00
Density g/cc D1505/D792 90,000kg 0.94

Tensile Properties

Yield Strength KN/m D6693 Type IV 9,000 kg 11 15 22 29 44
Break Strength KN/m 20 27 40 53 80
Yield Elongation % 12 12 12 12 12
Break Elongation % 700 700 700 700 700
Tear Resistance N D1004 20,000kg 93 125 187 249 374
Puncture Resistance N D4883 20,000kg 240 320 480 640 960
Stress Crack Resistance hr. D5397 per GRI GM-10 300 hr.
Carbon black content % D4218 9,000kg 2.0-3.0%
Carbon black dispersion   D5596 20,000kg For 10 different views: 9 in Categories 1 or 2 and 1 in Category 3
Reference Properties

Oxidative Induction Time

Standard OIT min D3895 90,000kg 100 min
High pressure OIT D5885 90,000kg 400 min
Oven Aging at 85°C retained after 90 days % D5721 per each formulation 55%
Standard OIT   D3895 80%
High pressure OIT   D5885 80%

UV Resistance

High Pressure OIT – % retained after 1600 hrs % D5885 per each formulation 50%
   Roll Size Roll Width m     7 7 7 7 7
Roll Length m     280 210 140 105 70
Size stability %     2%