Model Item

Nominal breaking strengthkN/m

3

5

8

10

15

20

25

30

40

1

Longitudinal and transverse fracture strength，KN/m≥

3

5

8

10

15

20

25

30

40

2

Elongation corresponding to nominal breaking strength %

20-100

3

Breaking strength，kN

0.6

1.0

1.4

1.8

2.5

3.2

4.0

5.5

7.0

4

Mass deviation rate per unit area %

+ 5

5

Width deviation rate %

-0.5

6

Thickness deviation rate %

+ 10

7

equivalent aperture O₉₀（O₉₅）， mm

0.07-0.20

8

Vertical permeability coefficient，cm/s

K×（10^-1～10 ^-3）K=1.0~9.9

9

Vertical and horizontal tearing strength，≥KN

0.10

0.15

0.20

0.25

0.40

0.50

0.65

0.80

1.00

Serial Number

project

performance index

Nominal strengthkN/m

2.5

4.5

6.5

9.5

12.5

16

19

25

1

Longitudinal and transverse tensile fracture strength，KN/m≥

2.5

4.5

6.5

9.5

12.5

16

19

25

2

Longitudinal and transverse fracture elongation%

25-100

3

Vertical and horizontal tearing strengthkN≥

0.08

0.12

0.16

0.24

0.33

0.42

0.46

0.60

4

CBR bursting strength，kN≥

0.3

0.6

0.9

1.5

2.1

2.7

3.2

4.0

5

Vertical and horizontal grip strength，KN≥

0.18

0.26

0.34

0.50

0.70

0.95

1.10

1.3

6

thicknessmm

0.9

1.3

1.7

2.4

3.0

3.6

4.1

5.0

7

equivalent aperture O₉₀（O₉₅）， mm

0.07-0.20

8

Vertical permeability coefficient，cm/s

K×（10^-1～10 ^-3）K=1.0~9.9

9

Mass per unit，≥g/m²

100

150

200

300

400

500

600

700

10

Width deviation，%

+ 0.5