Nepal ASTM 1.0mm HDPE Geomembranes HDPE Pond Liner for Aquaculture

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.

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NepalPond Liner

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Product Description

Introduction

Pond liner is a material used for constructing and maintaining ponds, usually a waterproof and wear-resistant plastic film or fabric, laid at the bottom and sides of the pond to prevent water leakage and protect the pond structure. It can help maintain clean water quality, improve the lifespan of ponds, and reduce the entry of sediment and debris into the water. Choosing a suitable liner for the size and shape of the pond, and installing it correctly, can help maintain the health and aesthetics of the pond.

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Applications

Pond liners have multiple uses, including but not limited to:

Waterproofing: prevents leakage from the bottom and sides of the pond, ensuring that water remains stable inside the pond.
Protecting the structure of the pond: reducing water pressure and erosion at the edge of the pond, and extending the service life of the pond.
Prevent soil and bottom debris from entering water bodies: maintain clean water quality and reduce water maintenance costs.
Utilizing water resources: Pads can help maintain pond water levels and save water resources.
Overall, pond liners can protect the pond structure, maintain the water environment and quality, making the pond easier to maintain and more sustainable.

Working Drawing

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