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Compound Geotextile
Product Description
Compound geomembrane is a non-woven complex geomembrane, using non woven geotextile as the base,and polyethylene (PE),PVC membrane, etc. as membrane materials. The product is formed after the processes of calendering, spreading and rolling.
( Composite Geomembrane is a waterproof geosynthetic materials .It is manufactured of HDPE geomembrane composited with short fiber nonwoven needle punched geotextile.)
Products Features
1.High strength,excellent tenacity2.Anti-aging,anti-acid and alkali3.Creep, corrosion and abrasion resistance4.Excellent drainage, separation,filtration,reinforcement and seepage-proofing performance.5.Safe and easy for construction
Product Specification:
1.One piece of geotextile and one piece of membrane:Weight of base geotextile:100-1000g/m2;Thickness of geomembrane :0.1-1.5mm
2.Two pieces of geotextile and one piece of membrane:Weight of base geotextile:80-600g/m2;Thickness of geomembrane: 0.2-1.5mm
3.One piece of geotextile and two pieces of geomembrane:Weight of base geotextile :100-1000g/m2;Thickness of geomembrane :0.1-0.8mm
4.Multi-layers:Weight of base geotextile :100-1000g/m2; Thickness of geomembrane :0.1-0.8mm
Application range
Widely used in dam ,traffic tunnel,road,airport ,drainage, housing,environmental protection and many other fields for waterproof protection,reinforcement,etc.
Technical Parameters of Compound Geomembrane
GB/T17642-2008
Item |
Value |
|||||||||
|
(KN/M) Nominal Breaking Strength |
5 |
7.5 |
10 |
12 |
14 |
16 |
18 |
20 |
||
1 |
/(KN/m) Breaking Strength(MD/CD) |
5.0 |
7.5 |
10 |
12 |
14 |
16 |
18 |
20 |
|
2 |
Breaking Elongation(MD/CD) |
30-100 |
||||||||
3 |
CBR Mullen Burst Strength |
1.1 |
1.5 |
1.9 |
2.2 |
2.5 |
2.8 |
3.0 |
3.2 |
|
|
4
|
/(KN/m)≥ Tear Strength(MD/CD) |
0.15 |
0.25 |
0.32 |
0.40 |
0.48 |
0.56 |
0.62 |
0.70 |
|
5 |
/MPA Hydraulic Pressure |
As table 2 |
||||||||
6 |
/(N/cm) Peel Strength |
6 |
||||||||
7 |
(CM/S) Vertical Permeability Coefficient |
According to request |
||||||||
8 |
Width Variation/% |
-1.0 |
||||||||
table2
Item |
(Thickness of Geomembrane) |
||||||||
|
Hydraulic Pressure |
(Geotextile+Geomembrane) |
0.2 |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 |
1.0 |
0.4 |
0.5 |
0.6 |
0.8 |
1.0 |
1.2 |
1.4 |
1.6 |
||
|
(Geotextile+Geomembrane+Geotextile) |
0.5 |
0.6 |
0.8 |
1.0 |
1.2 |
1.4 |
1.6 |
1.8 |
|
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