PET Geocomposite
Composite geotextiles:
Product properties |
|
|
|
|
|
|
|
|
|
Physical properties
| Unit | PETB 35 | PETB 50 | PETB 75 | PETB 100 | PETB 120 | PETB 150 | PETB 180 | PETB 200 |
PET yarns properties |
|
|
|
|
|
|
|
|
|
Carboxyl end group(CEG) | mmo/kg | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 |
Molecular weight | Mn | 32000 | 32000 | 32000 | 32000 | 32000 | 32000 | 32000 | 32000 |
Mechanical properties |
|
|
|
|
|
|
|
|
|
Tensile strength MD | KN/m | 35 | 50 | 75 | 100 | 120 | 150 | 180 | 200 |
ISO 10319,ASTM D4595,AS37062 CD | KN/m | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
Partial factor construction damage in clay silt or sand |
| 1.05 | 1.02 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Partial factor environmental effect soil environment,PH<11 at 120 years design life |
| 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 |
Creep limited strength 120 years (EN ISO 13431) | KN/m | 23 | 33 | 49 | 65 | 77 | 97 | 116 | 129 |
Long term design strength (LTDS) 120 years | KN/m | 20 | 29 | 44 | 59 | 69 | 88 | 102 | 114 |
Elongation at nominal MD | % | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
strength CD | % | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Hydraulic properties |
|
|
|
|
|
|
|
|
|
Water flow rate normal to the plane (ISO 11058) | mm/s {ls} | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 |
Water flow rate in the plane 20Kpa (ISO 12958) | 107mm/s 1/mh | 30 11 | 30 11 | 30 11 | 30 11 | 30 11 | 30 11 | 30 11 | 30 11 |
Characteristic opening size O90 | micron | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 |
Forms of sup |