Hdpe geomembrane

Key Attributes.

HDPE Geomembranes Products Description 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 Name Thickness(mm) Width(m) HDPE 0.3-3.0 2-8 Physical Properties Geomembrane Technical Parameter (GB/T 17643—1998) Number Item Value GL GH GL-1 GL-2 GH-1 GH-2 1 Tensile strength (Mpa) =14 =17 =25 2 Elongation(%) =400 =450 =550 3 Right angle tear strength N/mm =50 =80 =110 4 Carbon black content of a % =2 5 Environmental stress cracking F20/h   ----   ----   ---- =1500 6 Oxidation induction time at 200 °C/min   ----   ----   ---- =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.