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Customized HDPE Geomembrane

Geomembranes use plastic movies as anti-seepage substrates, commonly which encompass polyvinyl chloride (PVC) and polyethylene (PE), EVA (ethylene/vinyl acetate copolymer). In tunnel applications, ECB (ethylene vinyl acetate modified asphalt combo geomembrane) is moreover designed and used.

Commodity name： Customized HDPE Geomembrane

Category:

Textured HDPE Geomembrane

Email:

john@xiuhegeo.com

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Description

Introduction

Geomembrane is an impermeable material used to form an isolation layer between soil and water, mainly used in the following areas:

Soil anti-seepage: Geomembrane can forestall water from seeping thru the soil to the underground water layer below, taking part in a position in anti-seepage. It is extensively used in water conservancy initiatives such as embankments, ditches, canals, reservoirs, and agricultural tasks such as farmland, orchards, and vegetable greenhouses to forestall water loss and immoderate infiltration.
Soil water retention: Geomembranes can forestall water from penetrating deep into the soil, taking part in a position in water retention. It is typically used in farmland, gardens, inexperienced spaces, and different locations in arid areas, which can limit water evaporation and soil water loss, and grant secure water conditions.

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Applications

geomembranes are impermeability, water retention, soil stability, soil air pollution prevention, and the formation of isolation layers. They play an necessary position in fields such as water conservancy engineering, agricultural engineering, environmental engineering, and avenue engineering.

Working Drawing

Soil stability: Geomembranes can assist amplify the shear energy and erosion resistance of soil, enhancing soil stability. It can be used for the reinforcement and safety of soil slopes and castles, to forestall soil landslides and collapses, and to keep the balance of slopes.

Preventing soil pollution: Geomembranes can stop dangerous substances, chemicals, and heavy metals from infiltrating into groundwater and water bodies, enjoying a function in stopping soil pollution. It is typically used in industrial web sites such as city landfills, hazardous waste disposal sites, and chemical flora to shield the protection of groundwater and the surrounding environment.

Isolation layer: Geomembrane can additionally shape an isolation layer between distinctive soil layers, stopping the alternate and mixing of specific sorts of soil, and keeping the independence of a number soil layers. It is many times used in street engineering such as roads, railways, airports, etc. to stop mutual infiltration and have an impact on between distinctive soil layers.

Specifications

Thicknesses mm	0.75	1	1.25	1.5	2	2.5	3
Densities g/cm³	≥ 0.940
Roughness height	≥0.25
Tensile yield strength (longitudinal and transverse) N/mm	≥11	≥15	≥18	≥22	≥29	≥37	≥44
Tensile breaking strength (longitudinal and transverse) N/mm	≥8	≥10	≥13	≥16	≥21	≥26	≥32
Yield elongation (longitudinal and transverse) %	≥12
Elongation at break (longitudinal and transverse) %	≥100
Right angle tearing load (longitudinal and transverse) N	≥93	≥125	≥160	≥190	≥250	≥315	≥375
puncture strength N	≥ 200	≥ 270	≥335	≥400	≥ 535	≥670	≥800
Stress cracking under tensile load	≥300
Carbon black content %	2.0-3.0
Carbon Black Dispersibility	No more than 1 out of 10 data at level 3, not allowed at levels 4 and 5
Atmospheric pressure oxidation induction time (OIT)min	Atmospheric pressure oxidation induction time ≥ 100
Atmospheric pressure oxidation induction time (OIT)min	High pressure oxidation induction time ≥ 400
85°C heat aging %	≥55
anti-ultraviolet	≥ 50