geomembrane (waterproof board)

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geomembrane (waterproof board)

short description:

It is made of polyethylene resin and ethylene copolymer as raw materials and adding various additives. It has the characteristics of high anti-seepage coefficient, good chemical stability, aging resistance, plant root resistance, good economic benefits, fast construction speed, environmental protection and non-toxicity.


Product Detail

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Product Description

Product Specification:
The thickness is 1.2-2.0mm; the width is 4~6meters, and the roll length is according to customer needs.
Product Features:
HDPE geomembrane has excellent resistance to environmental stress cracking, large application temperature (-60 ~ +60℃) and long service life (50 years).

Application Scenarios

Environmental protection and sanitation engineering, water conservancy engineering, municipal engineering, landscaping, petrochemical, mining, transportation facilities engineering, agriculture, aquaculture (lining of fish ponds, shrimp ponds, etc.), polluting enterprises (phosphate mine enterprises, aluminum mine enterprises, sugar mill plant, etc.).

Product Parameters

GB/T 17643-2011 “Geosynthetics- polyethylene geomembrane”
JT/T518-2004 “Geosynthetics in highway engineerings - Geomembranes”
CJ/T234-2006 “High density polyethylene geomembrane for landfills”

No. Item Indicator
Thickness(mm) 0.30 0.50 0.75 1.00 1.25 1.50 2.00 2.50 3.00
1 Density(g/cm3) ≥0.940
2 Tensile yield strength (Vertical ,  horizontal)(N/mm) ≥4 ≥7 ≥10 ≥13 ≥16 ≥20 ≥26 ≥33 ≥40
3 Tensile break strength (Vertical ,  horizontal)(N/mm) ≥6 ≥10 ≥15 ≥20 ≥25 ≥30 ≥40 ≥50 ≥60
4 Elongation at yield(Vertical ,  horizontal)(%) - - - ≥11
5 Elongation at break(Vertical ,  horizontal)(%) ≥600
6 Tear Resistance(Vertical ,  horizontal)(N) ≥34 ≥56 ≥84 ≥115 ≥140 ≥170 ≥225 ≥280 ≥340
7 puncture resistance strength(N) ≥72 ≥120 ≥180 ≥240 ≥300 ≥360 ≥480 ≥600 ≥720
8 Carbon Black Content(%) 2.0~3.0
9 Carbon black dispersion In 10 data, level 3: No more than one, level 4 and level 5 are not allowed.
10 Atmospheric oxidation induction time(OIT)(min) ≥60
11 Low temperature impact brittleness property Passed
12 Vapor permeability coefficient(g·cm/(cm·s.Pa)) ≤1.0×10-13
13 Dimensional stability (%) ±2.0
Note: The technical performance indicators of thickness specifications not listed in the table are required to be implemented according to the interpolation method.

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