sao tome and principe Geomembrane 0.2mm Fish Farm Pond Liner Fish Farm Pool 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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sao tome and principePond Liner

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Product Description

Introduction

"Pond liner" HDPE geomembrane is manufactured from High Density Polyethylene resins. The surfaces of each facets are smooth. The merchandise are manufactured by means of the science of coextrusion-blown triple layer. It presents geomembranes with precise residences on every layer, e.g. bicolor and/or textured designs.

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Applications

Usage of geomembrane in the mining enterprise began in the Nineteen Seventies and has improved thereafter. It is used as a lining answer for evaporation ponds, heap leach pads and tailing impoundments.

The diagram and building of these heap leach pads are regulated to shield the surroundings from publicity to hazardous chemical substances so a lining system, generally a HDPE geomembrane, varieties a critical thing in development of these heap leach facilities.

Geomembranes are additionally used for the duration of the quit of a mine's lifespan. As a part of mine restoration, HDPE liners are used to seal the mine and stop waste merchandise from contaminating the surrounding environment. Overall, geomembrane lining is a safe and tremendous answer to guard the surroundings from hazardous industries.

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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