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（smooth) low density polyethylene geomembrane HDPE index (GL-1) GB/T 17643-2011 type
LDPE geomembrane,LLDPE geotechnical membrane,HDPE geomembrane,EVA geotechnical Film,ECB geomembrane,PVC geotechnical membrane,textured geomembrane etc.
Key words :
（smooth) low density polyethylene geomembrane HDPE index (GL-1) GB/T 17643-2011 type
Category :
Polyethylene Geomembrane
Details description
Description:
Features: waterproof,isolation
Products include:LDPE geomembrane,LLDPE geotechnical membrane,HDPE geomembrane,EVA geotechnical Film,ECB geomembrane,PVC geotechnical membrane,textured geomembrane etc.
（smooth) low density polyethylene geomembrane HDPE index (GL-1) GB/T 17643-2011 type
|
NO. |
Item |
Unit |
Value |
REMARK |
||||||||
|
1 |
Thickness |
mm |
0.30 |
0.50 |
0.75 |
1.00 |
1.25 |
1.50 |
2.00 |
2.50 |
3.00 |
|
|
2 |
density≦ |
g/cm3 |
0.939 |
|
||||||||
|
3 |
Tensile break strength≥ |
N/mm |
6 |
9 |
14 |
19 |
23 |
28 |
37 |
47 |
56 |
(TD/MD) |
|
4 |
Break elongation≥ |
％ |
560 |
(TD/MD) |
||||||||
|
5 |
Vertical Tear strength≥ |
N |
27 |
45 |
63 |
90 |
108 |
135 |
180 |
225 |
270 |
(TD/MD) |
|
6 |
anti-punture strength ≥ |
N |
52 |
84 |
135 |
175 |
220 |
260 |
350 |
435 |
525 |
|
|
7 |
Carbon black content |
％ |
2.0--3.0 |
|
||||||||
|
8 |
Carbon black distribute |
h |
In 10 data,3degree no more than 1,4 and 5 degree not allowed |
|
||||||||
|
9 |
(OIT)≥antioxidation time |
min |
60 |
|
||||||||
|
10 |
low temperature Anti --crispy |
/ |
pass |
|
||||||||
|
11 |
Vapour permeability≤ |
g.cm/ (C㎡.s.Pa) |
1.0X10^(-13) |
|
||||||||
|
12 |
Size stability |
％ |
±2 |
|
||||||||
|
13 |
Thickness limit deviation |
％ |
-10 |
|
||||||||
Application:
landfill,sewage or waste disposal field seepage;
Along the river,the lake dam, tailings dam, dam and reservoir area sewage channel, and a liquid storage tank (pit mine);
Subway,underground chambers and tunnels,the tunnel lining;
Subgrade and foundation of saline seepage;
Embankment, dam foundation impervious blanket and vertical impervious layer,construction of cofferdam,scrap yard;
Sea water,fresh water breeding farm.
Highway,highway,railway subgrade;expansive soil and collapsible loess waterproof layer.
Roofing seepage proofing.
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