200g per sqm geotextile polyester fabric for impermeable

Chinese standard GBT 17639

International standard ASTM

Unit

A14

A19

A29

A44

A49

A64

Mass per unit area

Mass per unit area

G/sqm

160

200

250

380

480

500

Mass coefficient of variation per unit area

N/A

6%

6%

5%

5%

4%

4%

thickness

N/A

mm

1.2

1.6

2.2

2.8

3.1

3.4

Width deviation

N/A

0.005

0.005

0.005

0.005

0.005

0.005

Elongation at break

N/A

40%

45%

55%

70%

72%

75%

Wide Strip Tensile Strength(MD/XMD)

Wide Strip Tensile

Strength(MD/CD)

KN

6%

6%

5%

5%

4%

4%

Grab Tensile Strength(MD/XMD)

Grab Tensile Strength(MD/CD)

N

10.1/8.5

13.4/12.0

19.5/16.9

27.0/25.3

34.1/31.5

37.5/33.4

CBR Burst Strength

CBR Burst Strength

N

1400

1850

2300

3500

4600

4800

Effective opening size O90(O95)

Pore Size

μm

110

100

90

85

80

80

Vertical permeability coefficient

Coefficient of Permeability

Cm/s

0.21

0.14

0.16

0.01

0.004

0.003

Trapezoidal Tear Strength(MD/XMD)

Trapezoidal Tear Strength(MD/CD)

N

310/280

355/345

490/445

760/720

925/910

1065/1010

Permittivity

Permittivity

1/s

2.4

2.2

1.8

1.2

0.95

0.8

Flow Rate

Flow Rate

1/m2/s

240

230

200

120

90

85

Year of Incorporation

2003.9

Annual Turnover 2012

23000000USD

Size of factory (SQM)

18180

Estimated Turnover 2013

35000000USD

Total number of staff

200

Ownership

private

ISO Certification

ISO9001

ISO14001

ISO Certificate number

10410Q20910ROS

10410E10261ROS

ISO Accreditation issued by

Shandong WorldCom Quality Certification Co., Ltd.

ISO issue Date

2010.11.18