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8138 XR-5® Geomembranes
XR® Technology by Seaman Corporation
High Performance 8138 XR-5 Reinforced Geomembrane
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| Base Fabric Type |
Polyester
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| Base Fabric Weight (nominal) ASTM D 3776 |
6.5 oz/yd2
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220 g/m2 |
| Thickness ASTM D 751 |
40 mils nominal | 1.0 mm nominal |
| Weight ASTM D 751 |
38.0 ± 2 oz/yd2 | 1288 ± 70 g/m2 |
| Tear Strength ASTM D 751, Trap Tear |
40/55 lbs min | 175/245 N min |
| Breaking Yield Strength ASTM D 751, Grab Tensile |
550/550 lbs min | 2447/2447 N min |
| Low Temperature Resistance ASTM D 2136, 4 hr - 1/8" mandrel |
Pass @ -30 º F | Pass @ -35 º C |
| Dimensional Stability ASTM D 1204, 212º F - 1 hr |
each direction |
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| Adhesion - Heat Welded Seam ASTM D 751, Dielectric Weld |
40 lb/2 in min | 17.5 daN/5 cm min |
| Dead Load - Seam Strength ASTM D 751, 4-hour test |
Pass 210 lbs/in |
Pass 980 N/2.54 cm @ 21º C Pass 534 N/2.54 cm @ 70º C |
| Bursting Strength ASTM D 751, Ball Tip |
550 lb min | 3330 N min |
| Hydrostatic Resistance ASTM D 751, Procedure A |
800 psi min | 5.51 MPa min |
| Blocking Resistance ASTM D751 (180º F/82º C) |
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| Adhesion - Ply ASTM D 413, Type A |
15 lbs/in min or Film Tearing Bond |
13 daN/5 cm min or Film Tearing Bond |
| Bonded Seam Strength ASTM D 751, Grab Test Method |
550 lb min | 2450 N min |
| Abrasion Resistance ASTM D 3389, H-18 Wheel, 1 kg Load |
50 mg/100 cycles max weight loss |
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| Weathering Resistance Carbon-Arc ASTM G 153 |
or stiffening or cracking of coating |
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| Water Absorption ASTM D 471, Section 12, 7 days |
0.14 kg/m2 max @ 212º F/100º C |
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| Wicking | 1/8 in max | 0.3 cm max |
| Puncture Resistance ASTM D 4833 |
275 lbs min | 1200 N min |
| Coefficient of Thermal Expansion/Contraction ASTM D 696 |
8 x 10-6 in/in/ºF max | 1.4 x 10-5 cm/cm/ºC max |
| Puncture Resistance FED-STD-101C Method 2031 |
350 lb (approx) | |
| Cold Crack ASTM D 2136 4 hrs, 1/8" Mandrel |
Pass @ 30º F | Pass @ -34ºC |
Seaming: Thermal welding methodes are recommended. No glues or solvents are suggested.
We believe this information is the best currently available on the subject. We offer it as a suggestion in any appropriate experimentation you may care to undertake. It is subject to revision as additional knowledge and experience are gained. We make no guarantee of results and assume no obligation or liability whatsoever in connection with this information. In case of conflict between standard and metric specifications, standard shall apply.
