compound geomembrane

Flexibility is good,except of geotextile's isolation,drainage, reinforcement,protective functions,It is also impermeable.

Specification

1.one piece of geotextile and one piece of membrance:weight of base geotextile:100~1000g/m2:Thickness of geomembrance 0.1~1.5mm

2.two pieces of geotextile and one piece of membrance:weight of base geotextile:80~600g/m2.Thickness of geomembrance:0.2~1.5mm

3.one piece of geotextile and two pieces of membrances:weight of base geotextile:100~1000g/m2:Thickness of geomembrance 0.1~0.8mm

4.multi-layers:Weight of base geotextile:100~1000g/m2;Thickness of geomembrance:0.1-0.8mm.

Properties

Flexibility is good,except of geotextile's isolation,drainage, reinforcement,protective functions,It is also impermeable.

Usage

Widely used in dam,traffic tunnel,road,airport,drainage,housing,environmental protection and other fields for waterproof protection,reinforcement etc.

Size of package

2-6 m width, length 50-100m(or at request)

Technical specification of compound geomembrane

 table1

item		value
/(KN/m)		5	7.5	10	12	14	16	18	20
Nominal Breaking strength
1	/(kn/m)	5	7.5	10	12	14	16	18	20
	Breaking strength(MD/CD)
2	/%	30~100
	Elongation at break(MD/CD)
3	/KN	1.1	1.5	1.9	2.2	2.5	2.8	3	3.2
	CBR Mullen Brust Strength KN≥
4	/KN	0.15	0.25	0.32	0.4	0.48	0.56	0.62	0.7
	Tear strength
5	/Mpa	check table 2
	Hydraulic pressure	At table 2
6	/(cm/s)	6
	Peer strength
7
	Vertical Permeability Coefficient cm/s	According to request
8		-1
	Width variation   %

 table2

Item		/mm (Thickness of geomembrane)
		0.2	0.3	0.4	0.5	0.6	0.7	0.8	1
/Mpa Hydraulic pressure	(geotextile+geomembrene)	0.4	0.5	0.6	0.8	1	1.2	1.4	1.6
	(Geotextile+geomebrane+geotextile)	0.5	0.6	0.8	1	1.2	1.4	1.6	1.8

Note:The above table is referring to GB/T17639-2008 Standard. Special sizes are available at customer`s request.

compound geomembrane