Filament Geotextile
Geotextiles are permeable nonwoven fabrics used to separate,filter,reinforce, protect or drain. Geotextiles allow filtration or separation of granular layers in roads and railway applications ,used to protect membranes in landfill applications,used in coastal defence applications and used in landscaping to protect surfaces and structures from weeds and root growth.
| No. |
Item Index Specification |
100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 800 | Remarks |
| 1 | Unit area mass deviation,% | -6 | -6 | -6 | -5 | -5 | -5 | -5 | -5 | -4 | -4 | -4 | |
| 2 | Thickness, mm ≥ | 0.8 | 1.2 | 1.6 | 1.9 | 2.2 | 2.5 | 2.8 | 3.1 | 3.4 | 4.2 | 5.5 | |
| 3 | Width deviation, % | -0.5 | |||||||||||
| 4 | Breaking strength, KN/M ≥ | 4.5 | 7.5 | 10 | 12.5 | 15 | 17.5 | 20.5 | 22.5 | 25 | 30 | 40 | Vertical and horizontal |
| 5 | Elongation at break, % | 40-80 | |||||||||||
| 6 | CBR bursting strength,KN ≥ | 0.8 | 1.4 | 1.8 | 2.2 | 2.6 | 3 | 3.5 | 4 | 4.7 | 5.5 | 7 | |
| 7 | Equivalent aperture,O99(O35),m | 0.07-0.2 | |||||||||||
| 8 | Vertical permeability coefficient,cm/s | KX(10 -1 -10 -3 ) | K=1.0-9.9 | ||||||||||
| 9 | Tear strength 3,KN ≥ | 0.14 | 0.21 | 0.28 | 0.35 | 0.42 | 0.49 | 0.56 | 0.63 | 0.7 | 0.82 | 1.1 | Vertical and horizontal |
