Hdpe double smooth geosynthetic membrane is consist by 97.5% high density polyethylene material and about 2.5% carbon black and other material.

Product Parameter

Thickness	0.25mm	0.35mm	0.5mm	0.75mm	1.0mm	1.25mm	1.5mm	2.0mm
Density g/m2	≥0.94
Tensile yield strength (N/mm)	3.75	5	7.5	11	15	18	22	29
Tensile breaking strength (N/mm)	6.75	19	13.5	20	27	33	40	53
Elongation at yield(%)	≥12
Elongation at break(%)	≥700
Puncture strength(N)	80	150	160	240	320	400	480	640
Angle tear load	31.25	45	62.5	93	125	160	190	250
Carbon black content(%)	2.0-3.0
85℃ aging after 90 days high pressure	55

Material	high density polyethylene
Thickness	from 0.15mm to 3.0mm, or according customers' requirement
Color	green, black, white and transparent
Length	from 50m to 200m & customer ' s requirement
Width	from 1.0m to 8.0m, or according customers' requirement
Package	woven bag, or according customers' requirement
Surface	Smooth
Production Standard	ISO, GRI,ASTM,GB
Shipping Marks	support

Properties	Test				Test Value				Testing
		Method								Frequency
			30 mils	40 mils	50 mils	60 mils	80 mils	100 mils	120 mils	(minimum)
Thickness mils (min. ave.)		D 5994	nom. (-5%)	nom. (-5%)	nom. (-5%)	nom. (-5%)	nom. (-5%)	nom. (-5%)	nom. (-5%)	per roll
·	lowest individual for 8 out of 10 values		-10%	-10%	-10%	-10%	-10%	-10%	-10%
·	lowest individual for any of the 10 values		-15%	-15%	-15%	-15%	-15%	-15%	-15%
Asperity Height mils (min. ave.) (1)		D 7466	10 mil	10 mil	10 mil	10 mil	10 mil	10 mil	10 mil	every 2nd roll (2)
Density (min. ave.)		D 1505/D 792	0.940 g/cc	0.940 g/cc	0.940 g/cc	0.940 g/cc	0.940 g/cc	0.940 g/cc	0.940 g/cc	200,000 lb
Tensile Properties (min. ave.) (3)		D 6693								20,000 lb
·	yield strength	Type IV	63 lb/in.	84 lb/in.	105 lb/in.	126 lb/in.	168 lb/in.	210 lb/in.	252 lb/in.
·	break strength		45 lb/in.	60 lb/in.	75 lb/in.	90 lb/in.	120 lb/in.	150 lb/in.	180 lb/in.
·	yield elongation		12%	12%	12%	12%	12%	12%	12%
·	break elongation		100%	100%	100%	100%	100%	100%	100%
Tear Resistance (min. ave.)		D 1004	21 lb	28 lb	35 lb	42 lb	56 lb	70 lb	84 lb	45,000 lb
Puncture Resistance (min. ave.)		D 4833	45 lb	60 lb	75 lb	90 lb	120 lb	150 lb	180 lb	45,000 lb
Stress Crack Resistance (4)		D 5397	300 hr.	300 hr.	300 hr.	300 hr.	300 hr.	300 hr.	300 hr.	per GRI GM10
		(App.)
Carbon Black Content (range)		D 4218 (5)	2.0-3.0 %	2.0-3.0 %	2.0-3.0 %	2.0-3.0 %	2.0-3.0 %	2.0-3.0 %	2.0-3.0 %	20,000 lb
Carbon Black Dispersion		D 5596	note (6)	note (6)	note (6)	note (6)	note (6)	note (6)	note (6)	45,000 lb
Oxidative Induction Time (OIT) (min. ave.) (7)										200,000 lb
(a) Standard OIT		D 3895	100 min.	100 min.	100 min.	100 min.	100 min.	100 min.	100 min.
	— or —
(b) High Pressure OIT		D 5885	400 min.	400 min.	400 min.	400 min.	400 min.	400 min.	400 min.
Oven Aging at 85°C (7), (8)		D 5721
(a) Standard OIT (min. ave.) - % retained after 90 days		D 3895	55%	55%	55%	55%	55%	55%	55%	per each
	— or —									formulation
(b) High Pressure OIT (min. ave.) - % retained after 90 days		D 5885	80%	80%	80%	80%	80%	80%	80%
UV Resistance (9)		D 7238
(a) Standard OIT (min. ave.)		D 3895	N.R. (10)	N.R. (10)	N.R. (10)	N.R. (10)	N.R. (10)	N.R. (10)	N.R. (10)	per each
	— or —									formulation
(b) High Pressure OIT (min. ave.) - % retained after 1600 hrs (11)		D 5885	50%	50%	50%	50%	50%	50%	50%

Applications:

Environmental protection and sanitation projects (such as domestic waste landfills, sewage
treatment plants, workshops, etc.)
Water conservancy and civil engineering (river / lake / reservoir / dike anti-seepage, plugging,
reinforcement, etc.)
Municipal engineering (underground, underground construction of buildings and roof tanks,
lining of sewage pipes, etc.)
Landscaping (artificial lake, pond, pond lining of golf course, etc.)
Petrochemical (chemical plant, oil refinery storage tanks anti-seepage and anti-fouling, chemical
reaction tanks lining, etc.)
Mining (washing pond, heap leaching pond, ash dump, etc.)
Agriculture (reservoir, reference basin, storage tanks, anti-seepage of irrigation system, etc.)