Columbia Geosystems Ltd.- Geomembrane Product Data

 ___________________________________________________________
|Product         |Geodex   |Geodex    |Geodex    |Geodex    |
|Name            |HD-40    |HD-60     |HD-80     |HD-100    |
|________________|_________|__________|__________|__________|
|Polymer         |HDPE     |HDPE      |HDPE      |HDPE      |
|Type            |         |          |          |          |
|________________|_________|__________|__________|__________|
|Roll Width      |7/238    |7/158     |7/122     |7/96      |
|Roll Length     |(23/780) |(23/520)  |(23/400)  |(23/315)  |
| m(ft)          |         |          |          |          |
|________________|_________|__________|__________|__________|
|Thickness       |1.02     |1.52      |2.03      |2.54      |
|ASTM D751       |(40)     |(60)      |(80)      |(100)     |
|mm(mils)        |         |          |          |          |
|________________|_________|__________|__________|__________|
|Density         |0.94     |0.94      |0.94      |0.94      |
|ASTM D1505      |         |          |          |          |
|________________|_________|__________|__________|__________|
|Tensile Strength|         |          |          |          |
|ASTM D638       |         |          |          |          |
|kN/m(lb/in)     |         |          |          |          |
|                |         |          |          |          |
|Yield           |15.4     |23.1      |30.8      |38.5      |
|Elongation (%)  |(88)     |(132)     |(176)     |(220)     |
|                |         |          |          |          |
|Break           |26.6     |39.9      |53.2      |66.5      |
|Elongation (%)  |(152)    |(228)     |(304)     |(380)     |
|________________|_________|__________|__________|__________|
|Puncture        |0.23     |0.35      |0.46      |0.59      |
|Resistence      |(52)     |(78)      |(104)     |(130)     |
|FTMS 101C       |         |          |          |          |
|Method 2065     |         |          |          |          |
|kN (lbs)        |         |          |          |          |
|________________|_________|__________|__________|__________|
|Tear Resistence |.13      |.20       |.27       |.33       |
|ASTM D1004      |(30)     |(45)      |(60)      |(75)      |
| kN (lbs)       |         |          |          |          |
|________________|_________|__________|__________|__________|
|Low Temp.Brittle|-75      |-75       |-75       |-75       |
|ASTM D746 C(F)  |(-103)   |(-103)    |(-103)    |(-103)    |
|________________|_________|__________|__________|__________|
|Seam Strength   |         |          |          |          |
|ASTM D 4437     |         |          |          |          |
|kN/m (lbs/in)   |14       |21        |28        |35        |
|Shear- Fusion   |(80)     |(120)     |(160)     |(200)     |
|                |         |          |          |          |
|Shear- Extrusion|14       |21        |28        |35        |
|                |(80)     |(120)     |(160)     |(160)     |
|________________|_________|__________|__________|__________|
|Peel- Fusion    |10       |16        |21        |26        |
|                |(60)     |(90)      |(120)     |(150)     |
|Peel- Extrusion |10       |16        |21        |26        |
|                |(60)     |(90)      |(120)     |(150)     |
|________________|_________|__________|__________|__________|
|Carbon Black    |2.0      |2.0       |2.0       |2.0       |
|ASTM D 1603 (%) |         |          |          |          |
|________________|_________|__________|__________|__________|
|Envir. Stress   |200      |200       |200       |200       |
|Crack Resist.   |         |          |          |          |
|ASTM 5397 Hours |         |          |          |          |
|________________|_________|__________|__________|__________|
|Manufact.       |NP       |NP        |NP        |NP        |
|Suggested       |         |          |          |          |
|Applications    |         |          |          |          |
|________________|_________|__________|__________|__________|