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Introduction
Chenhua Composite Geomembrane is a waterproofing geosynthetic material. It is manufactured of HDPE geomembrane composited with staple fiber nonwoven needlepunched geotextile.
Feature
High puncture resistance, High rubbing resistance,Good resistance to weather, Conform to a large range of environmental temperature,Perfect undrained shear strengthProduct Specification
Base Cloth(gsm) | Membrane Thickness(mm) | |
One cloth one membrane | 100-1000 | 80-600 |
Two cloth one membrane | 0.5-3 | 0.5-3 |
Technical specification
Unit weight, g/m2 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 800 |
Weight tolerance, % | -6 | -6 | -6 | -5 | -5 | -5 | -5 | -5 | -4 | -4 | -4 |
Thickness, ≥mm | 0.8 | 1.2 | 1.6 | 1.9 | 2.2 | 2.5 | 2.8 | 3.1 | 3.4 | 4.2 | 5.5 |
Break strength, ≥KN/m | 4.5 | 7.5 | 10.0 | 12.5 | 15.0 | 17.5 | 20.5 | 22.5 | 25.0 | 30.0 | 40.0 |
CBR burst strength, ≥KN | 0.3 | 0.6 | 0.9 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 | 2.7 | 3.2 | 4.0 |
Tear strength, ≥kN | 0.08 | 0.12 | 0.16 | 0.20 | 0.24 | 0.28 | 0.33 | 0.38 | 0.42 | 0.46 | 0.60 |
Width tolerance, % | -0.5 | ||||||||||
Break elongation, % | 25-100 | ||||||||||
EOS O90, mm | 0.07-0.2 | ||||||||||
Vertical permeability coefficient, cm/s | K×10-1-10-3K=1.0-9.9 | ||||||||||
Composite Geomembrane