Product Certification
Product Specification : Black sheets with 2.5 mm thikness
High Density Polyethylen ( HDPE ) Geomembrane – (Water Proof Board)
| No. | Description of test | Test result | Unit | Acceptable Range | Reference method |
| 1 | Marking | According to the contract | − | According to the contract | GM13 |
| 2 | Appearance | Flawless | − | Flawless | GM13 |
| 3 | The thickness and uniformity | 2.51 – 2.55 | mm | 2.5±0.25 | D5199 |
| 4 | Oxidation Induction time | 100 | min | 100 | ASTMD3895 |
| 5 | Density | 0.943 | g/cc | 0.940 | D1505/D792 |
| 6 | Carbon Black Content | 2-3 | % | 2-3 | ASTMD1603 |
| 7 | Carbon Black Dispersion | <3 | _ | <3 | D5596 |
| 8 | Yield Strength | 39 | kN/m | 37 | D6693 |
| 9 | Break Strength | 70 | kN/m | 67 | D6693 |
| 10 | Yield Elongation | 150 | % | 120 | D6693 |
| 11 | Break Elongation | 835 | % | 700 | D6693 |
| 12 | Tear Resistance | 325 | N | 311 | D1004 |
| 13 | Puncture Resistance | 810 | N | 800 | D4833 |
| 14 | Stress Crack Resistance | 510 | hr | 500 | D5397 |
| 15 | Oven Aging at 85° – Standard OIT (min.ave.) % retainned after 90 days | 55 | % | 55 | D5721/D3895 |
| 16 | UV Resistance – Standard OIT (min.ave.) | 50 | % | 50 | D3895 |
Laboratory Unit :