Waterproofing composite geomembrane

Composite geomembrane: 1. one layer geotextile, one layer geomembrane 2. specification:300g/square meter -1800g/square meter

Composite geomembrane:

Item: One geotextile one geomembrane         Two geotextiles one geomembrane 

Technical Parameter: 

Item		Unit	One geotextile one geomembrane					Two geotextiles one geomembrane
Density		g/m2	300	400	500	600		460	740	1060	1500	1650
Thickness of geomembrane		mm	0.2	0.2	0.3	0.35		0.25	0.3	0.33	0.55	0.8
Product Breadth		m	4~6
Tensile Strength	Vertical Pull	N/5cm	330	500	600	750	580		7000	1000	1620	1830
	Vertical Stretch	% ≥	40	40	40	40	40		40	40	40	40
	Horizontal Pull	N/5cm	250	500	500	600	480		920	910	1300	1450
	Horizontal Stretch	% ≥	50	50	50	50	50		50	50	50	50
Trapezoidal Tear	Vertical Tear	KN	0.18	0.4	0.44	0.48	0.35		0.55	0.6	0.785	0.846
	Horizontal  Tear	KN	0.17	0.3	0.4	0.41	0.3		0.51	0.57	0.707	0.769
CBR Bursting		KN	1.0	1.6	1.8	1.9	1.8		2.5	3.2	4.93	5.32
Impermeability resistance Strength		Mpa24	0.4	1.5	0.55	0.6	0.4		0.8	1.1	1.1	1.5
Impermeability Coefficient		cm/s	≤ AX10-11
Fabric Type & Layout		Uniform acupuncture polyester geotextile, unit mass of the cloth can according to the design requirement.
Chemical Resistance		Tensile strength substantially constant after soaking in 5% acid, alkali and salt solutions for 24 hours.
Freezing Resistance		According to international film flexible test method, no cracks at standard -20°C
Remarks		Can be designed and produced according to users’ requirements,racking strength ≥6N

Performance: 

         Good permeation resistance         Good pierce resistance         Good alkaline and acid corrosion resistance         Good expansion and wear resistance         Good adhesion 

Application:

         Dam, railway, road, civil engineering, drainage project 

Certificate:

Waterproofing composite geomembrane