Company
HDPE Geomembranes
Products Descript ion
This product is extruded PE membrane formed by adding anti- oxidant, absorbent of ultraviolet and dyestuff into HDPE and will provide an effective barrier to of liquid water and water vapor.
HDPE performs well in mechanical properties ,ageing-resistance , chemical-resistance ,climate- resistance and resistance to puncture .
★Products Specification
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Name
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Thickness(mm)
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Width(m)
|
|
HDPE
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0.3-3.0
|
2-8
|
Physical Properties
Geomembrane Technical Parameter (GB/T 17643—1998)
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Number
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Item
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Value
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||||||
|
GL
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GH
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|||||||
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GL-1
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GL-2
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GH-1
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GH-2
|
|||||
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1
|
Tensile strength (Map)
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≥14
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≥17
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≥25
|
||||
|
2
|
Elongation(%)
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≥400
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≥450
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≥550
|
||||
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3
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Right angle tear strength N/mm
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≥50
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≥80
|
≥110
|
||||
|
4
|
Carbon black content of a %
|
≥2
|
||||||
|
5
|
Environmental stress cracking F20/h
|
----
|
----
|
----
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≥1500
|
|||
|
6
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Oxidation induction time at 200 °C/min
|
----
|
----
|
----
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≥20
|
|||
|
7
|
Water vapor permeability g.cm/(cm2 .s.Pa)
|
≤1.0×10(-16)
|
||||||
|
8
|
-70°CEmbrittlement of low-temperature impact
|
(Passed)
|
||||||
|
9
|
Dimensional Stability (%)
|
±3
|
||||||
Application Range
Geomembranes are mainly applied in dam,reservoir,subway,artificial lake, waste treatment and some industrial waterproofing projects.
