Staple Fibers Needle Punched Geotextile
Product Description
Staple Fibers Needle Punched Geotextile
Product Introduction：
Staple Fibers Needle Punched Geotextile is a high-performance nonwoven geosynthetic material engineered from high-quality polyester (PET) or polypropylene (PP) staple fibers. Through a precision needle-punching process, the fibers are mechanically interlocked to form a dimensionally stable, high-strength fabric with a consistent porous structure.
This geotextile excels in critical civil engineering and environmental applications. Its unique combination of mechanical strength, hydraulic permeability, and chemical resistance makes it an ideal solution for filtration, separation, reinforcement, and drainage. The fabric effectively prevents the intermixing of dissimilar soil layers while allowing water to pass freely, thereby maintaining soil integrity and preventing hydraulic failure.
Product Properties:
| Item (g/m2) | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 800 |
| Thickness≥(mm) | 0.9 | 1.3 | 1.7 | 2.1 | 2.4 | 2.7 | 3.0 | 3.3 | 3.6 | 4.1 | 5.0 |
| 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 |
| Elongation at break(%) | 25-100 | ||||||||||
| CBR puncture resistance≥(kN) | 0.3 | 0.6 | 0.9 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 | 2.7 | 3.2 | 4.0 |
| Equivalent Pore size O90(O95)(mm) | 0.07-0.2 | ||||||||||
| Vertical permeability coefficient | K×(10-⁴-10-⊃3;)cm/s(K=1.0-9.9) | ||||||||||
| 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 |
| Width(m) | 1-6 | ||||||||||
Features:
It owns the advantages acid and alkali resistance,aging resistance, large strength,stable size,good filterability etc.
Application:
Mainly applied in water conservancy, road and railway for strengthening, separation, reversed filter and drainage of projects.