Smooth/ Textured HDPE geomembrane

Application:
All kinds of environmental protection projects, such as landfill, sewage treatment, petrochemical, metallurgical
Water conservancy projects, such as reservoirs, dams, rivers, and lakes
Subway, tunnel, underground warehouse
Landscape engineering: Manmade lakes, scenic spotsConstruction market and other waterproof engineering

Advanced production line

Advanced production line

Ultra-width HDPE geomembrane

No

Property

Value

0.75mm

1.00mm

1.25mm

1.50mm

2.00mm

2.50mm

3.00mm

1

Density G/CM3

0.939

2

Tensile properties

Strength at yield, N/mm

11

15

18

22

29

37

44

Break at yield, N/mm

20

27

33

40

53

67

80

Elongation at yield, %

12

Elongation at break, %

700

3

Right angle tear strength, N

93

125

156

187

249

311

374

4

Puncture strength, N

240

320

400

480

640

800

960

5

Stress crack resistance using notched constant tensile load, H

300

6

Carbon Black

Carbon Black Content of a %

2.0-3.0

7

OIT (Oxidation induction time)

Standard OIT,MIN;
or

100

Pressure OIT,MIN

400

8

85℃ Oven ageing test(the minimum average value)

Baking 90D later,Reserved standard OIT %; or

55

Baking 90D later,Reserved Pressure OIT%

80

9

Protection strength from UVA

Irradiate with UVA after 1600H,Reserved Standard OIT%;or

50

Irradiate with UVA after 1600H,Reserved pressure OIT%

50

10

’-70°C Embrittlement of low-temperature impact

Passed

11

coefficient of permeability of water steam G.CM/(CM2.S.PA)

≤1.0*10-13

12

Dimensional Stability (%)

±2

No

Property

Value

0.80mm

1.00mm

1.25mm

1.50mm

2.00mm

2.50mm

3.00mm

1

Density G/CM3

0.939

2

Crude height,MM

0.25

3

Tensile properties

Strength at yield,N/MM

15

18

22

29

37

44

Strength at break,N/MM

10

13

16

21

26

32

Elongation at yield,%

12

Elongation at break,%

100

4

Right angle tear strength,N

125

156

187

249

311

374

5

Puncture strength,N

267

333

400

534

667

800

6

Stress crack resistance using Notched Constant tensile load,H

300

7

Carbon black

Carbon black content of a %

2.0-3.0

Carbon black dispersion,(10 views)

9 out of 10 views should belong to grade 1 or 2, Grade 3 should not more than once

8

OIT (Oxidation induction time)

Standard OIT,MIN; or

100

Pressure OIT,MIN

400

9

85℃ oven ageing test(the minimum average value)

Baking 90D later,Reserved standard OIT %;or

55

Baking 90D later,Reserved Pressure OIT%

80

10

Protection strength from UVA

Irradiate with UVA after 1600H,Reserved Standard OIT%;or

50

Irradiate with UVA after 1600H,Reserved pressure OIT%

50

11

’-70°C Embrittlement of low-temperature impact

Passed

12

coefficient of permeability of water steam G.CM/(CM2.S.PA)

≤1.0*10-13

13

Dimensional Stability (%)

±2