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Short fiber needle punched nonwoven geotextile

Made from PP(polypropylene) or PET(polyester) short fiber by nonwoven needle punched manufacturing process. It has isolation, filtration, drainage, reinforcement, protection and maintenance etc.function.

Specification

Weight: 80g/m2 – 1500g/m2

Width: 1-6m; Length as requested

Properties

1. Good flexibility, resistance to corrosion, acids and alkalis, and anti-oxidation

2. Good separation, filtration, drainage, reinforcement, protection and maintenance function

3. Easy and convenient for installation

Technical Indicator of Short fiber needle punched nonwoven geotextile

 

 

 

NO.

 

 

 

Item

 

Specification and Index

 

 

 

Note

 

100

 

150

 

200

 

250

 

300

 

350

 

400

 

450

 

500

 

600

 

800

 

1

 

Weight Variation    (%)

 

-8

 

-8

 

-8

 

-8

 

-7

 

-7

 

-7

 

-7

 

-6

 

-6

 

-6

 

 

2

 

Thickness (mm≥)

 

0.9

 

1.3

 

1.7

 

2.1

 

2.4

 

2.7

 

3.0

 

3.3

 

3.6

 

4.1

 

5.0

 

 

3

 

Width Variation     (%)

 

-0.5

 

 

 

4

 

 

Breaking Strength   (KN/m≥)

 

 

2.5

 

 

4.5

 

 

6.5

 

 

8.0

 

 

9.5

 

 

11.0

 

 

12.5

 

 

14.0

 

 

16.0

 

 

19.0

 

 

25.0

 

 

 

MD & TD

 

5

 

Breaking Elongation  (%)

 

25-100

 

6

CBR Mullen Burst Strength

(KN≥)

 

0.3

 

0.6

 

0.9

 

1.2

 

1.5

 

1.8

 

2.1

 

2.4

 

2.7

 

3.2

 

4.0

 

 

7

 

Sieve Size 090       (mm)

 

0.07-0.2

 

 

8

 

Vertical Permeability

Coefficient    (cm/s)

 

K×(10-1-10-3)

 

K=1.0-9.9

 

 

 

9

 

 

 

Tearing strength     (KN≥)

 

 

 

0.08

 

 

 

0.12

 

 

 

0.16

 

 

 

0.20

 

 

 

0.24

 

 

 

0.28

 

 

 

0.33

 

 

 

0.38

 

 

 

0.42

 

 

 

0.46

 

 

 

0.60

 

 

MD & TD

 

Production Standards :   GB/T17638-1998 & JT/T520-2004