DESCRIPTION:
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:
1. 80g/m2-1500g/m2
2. 1m-6m in roll width the length as clients' request
PROPERTY:
1. Good flexibility resistant to corrosion resistant to acids and alkalis anti-oxidation
2. Separation filtration drainage,reinforcement,protection,and maintenance function
PRODUCTION STANDARD:
GB/T17638-1998 GB/T17638-2017 JT/T 520-2004
APPLICATION:
1.Water conservancy project and hydropower project
2.Road paving railway
3.Airport and port
4.River bank protection and tunnel
5.Environmental protection etc
| Item | Specification |
| 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 800 | Note |
| Weight Variation% | -8 | -8 | -8 | -8 | -7 | -7 | -7 | -7 | -6 | -6 | -6 |
|
| Thickness mmz≥ | 0.9 | 1.3 | 1.7 | 2.1 | 2.4 | 2.7 | 3 | 3.3 | 3.6 | 4.1 | 5 |
|
| Width Variation% | -0.5 |
|
| Breaking Strength KN/m ≥ | 2.5 | 4.5 | 6.5 | 8 | 9.5 | 11 | 12.5 | 14 | 16 | 19 | 25 | MD and TD |
| Elongation at Break% | 25~100 |
|
| 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 |
|
| Sieve Size O90 mm | 0.07~0.2 |
|
| Vertical Permeability Coefficient,cm/s | Kx(10^(-1)~10^(-3)) | K=1.0~9.9 |
| Tear Strengh KN≥ | 0.08 | 0.12 | 0.16 | 0.2 | 0.24 | 0.28 | 0.33 | 0.38 | 0.42 | 0.46 | 0.6 | MD and TD |
| Item | The fracture strength of nominal/(KN/m) |
| 3 | 5 | 8 | 10 | 15 | 20 | 25 | 30 | 40 |
| Longitudinal and TransversFracture Strength（kN／m）≥ 3.0 | 3 | 5 | 8 | 10 | 15 | 20 | 25 | 30 | 40 |
|
| Corresponding elongation of nominal fracture strength％ | 20~100 |
|
| Bursting strength（kN） 2 | 0.6 | 1 | 1.4 | 1.8 | 2.5 | 3.2 | 4 | 5.5 | 7 |
| Deviation rate of mass per unit area（％） | ±5 |
|
| Width deviation rate（％） | -0.5 |
| Thickness deviation rate（％） | ±10 |
| Sieve Size O90 mm | 0.07~0.20 |
| Vertical Permeability Coefficient（cm／s） | Kx(10-1~10-3) ：K＝1.0～9.9 |
| Longitudinal and transverse tearing strength（kN）≥ | 0.1 | 0.15 | 0.2 | 0.25 | 0.4 | 0.50 0.65 | 0.8 | 1 | 0.1 |
| Acid and alkaliresistance（strength retention rate）（％）≥ | 80 |
|
| Antioxidant activity （strength retention rate）％ | 80 |
|
