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hdpe geomembrane waterproof material
thicnkness:0.2-2.5mm
width:4-8m
length:30-100m
Composite geomembrane technical datas
Unit weight,(g/m2) |
400 |
500 |
600 |
700 |
800 |
900 |
1000 |
Remarks |
|
Membrane thickness(mm) |
0.15-0.35 |
0.3-0.5 |
|
||||||
Breaking strength(kN/m) |
5 |
7.5 |
10.0 |
12.0 |
14.0 |
16.0 |
18.0 |
MD./CD |
|
CBR burst strength(kN) |
1.1 |
1.5 |
1.9 |
2.2 |
2.5 |
2.8 |
3.0 |
|
|
Tearing strength (kN) |
0.15 |
0.25 |
0.32 |
0.40 |
0.43 |
0.56 |
0.62 |
MD./CD |
|
Hydrostatic pressve(MPa) |
geotextile+membrane |
0.3-0.55 |
0.5-0.8 |
|
|||||
geotextile+membrane+geotextile |
0.4-0.7 |
0.6-1.0 |
|
||||||
Geosynthetic clay liner technical datas
mass per unit (g/m2) |
≥4000 |
Bentonite swell index (ml/2g) |
≥24 |
The methylene blue adsorption (g/100g) |
≥30 |
Tensile strength (N/100mm) |
≥600 |
Elongation % |
≥10 |
Peeling strength (N/100mm) |
≥40 |
Permeability (m/s) |
≤5.0x10-11 |
Hydrostatic pressve |
0.4Mpa,1h,no leakage |
Filtration /ml |
≤18 |
Bentonite durability (ml/2g) |
≥20 |
1.All physical factors such as anti-draw, anti-tear, and anti-stab meet the requirement of water works, chemicals, tunnels, and transportation project in most conditions.
2.Good aging, durable performance, and wide temperature arrange, it can be useful over thirty years on the condition of -60æ«60æ.
3.Anti-stab and fine friction factors.
4.Canker proof, acid and alkali proof, untoxic.
5.Lower cost per unit area, cost is 1/3«1/2 lower than that of PVC film, glass and cloth.
6.Convevient to install and dependable effect.
Specification:
Breadth:4-8m Thickness:0.2-4mm
Ordinary High Density Polyethylene Geomembrane (GH-1 Type)
Item |
Index |
||||||||
Thickness, mm |
0.30 |
0.50 |
0.75 |
1.00 |
1.25 |
1.50 |
2.00 |
2.50 |
3.00 |
Density, g/cm3 |
0.940 |
||||||||
Yield strength (MD/CD),≥N/mm |
3 |
5 |
8 |
11 |
13 |
16 |
22 |
26 |
33 |
|
Break strength (MD/CD),≥N/mm |
4 |
7 |
12 |
17 |
20 |
24 |
34 |
40 |
51 |
|
Yield elongation (MD/CD), ≥% |
/ |
/ |
/ |
11 |
|||||
|
Break elongation (MD/CD), ≥% |
450 |
||||||||
Right angle tear strength (MD/CD),≥N |
24 |
40 |
60 |
80 |
100 |
120 |
160 |
200 |
240 |
Puncture-resistant strength, ≥N |
51 |
85 |
125 |
170 |
200 |
250 |
340 |
400 |
500 |
Carbon black content, % |
2.0-3.0 |
||||||||
Environmental Smooth High Density Polyethylene Geomembrane (GH-2S Type)
Item |
Index |
||||||
Thickness, mm |
0.75 |
1.00 |
1.25 |
1.50 |
2.00 |
2.50 |
3.00 |
Density, g/cm3 |
0.940 |
||||||
Yield strength (MD/CD),≥N/mm |
11 |
15 |
18 |
22 |
29 |
37 |
44 |
Break strength (MD/CD),≥N/mm |
20 |
27 |
33 |
40 |
53 |
67 |
80 |
Yield elongation (MD/CD), ≥% |
12 |
||||||
Break elongation (MD/CD), ≥% |
700 |
||||||
Right angle tear strength (MD/CD),≥N |
93 |
125 |
160 |
190 |
250 |
315 |
375 |
Puncture-resistant strength, ≥N |
240 |
320 |
400 |
480 |
640 |
800 |
960 |
|
Environmental stress cracking time (single point of incision constant load stretching), ≥h |
/ |
300 |
|||||
Carbon black content, % |
2.0-3.0 |
||||||
Oxidation induction time (OIT), min |
Standard OIT≥100 High pressure OIT≥400 |
||||||
|
Oven aging at 85℃ Standard OIT retained after 90 days,≥% |
55 |
||||||
|
UV resistance OIT retained after 1600hrs, ≥% |
50 |
||||||
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