The major functions: Separation, filtration, drainage, reinforcement, protection, and liquid barrier.
The geotextile can also be heat treated by infrared at customer's requirements. Our geotextile are UV stabilized to give protection against aging under exposure to natural ultra-violet light.
Technical parameters (GB/T 17638-1998) of Staple Fiber Needle-Punched Non-Woven Geotextile
1.Mass per square meter: 100gsm to 800gsm;
2.Thickness: 0.9mm to 5.0mm;
3.Tensile Strength: 2.5KN/M to 25.0KN/M;
4.Tensile Elongation: 25% to 100%;
5.CBR Puncture Strength: 0.3KN to 4.0KN;
6.Equivalent Opening Size O90: 0.07mm to 0.20mm;
7.Vertical Permeability: K * (10-1~10-3) cm/s K=1.0~9.9;
8.Tearing Strength: 0.08KN to 0.60KN;