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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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