geotube are manufactured from high strength polypropylene geotextiles and are permeable and resistant to ultra-violet light and the stresses associated with filling and placement including: abrasion, tearing, puncturing and flattening.
| Mechanical Properties | Test Method |
Minimum Average (English) |
Minimum Average (Metric) |
Mass/Unit |
ASTM D-5261 |
7 oz/yd² |
237 g/m² |
Grab Tensile Strength(MD x CD) |
ASTM D-4632 |
180 x 180 Ibs |
801 x 801 N |
Grab Tensile Elongation |
ASTM D-4632 |
50 x 50 % |
50 x 50 % |
Trapezoidal Tear |
ASTM D-4533 |
75 x 75 Ibs |
334 x 334 N |
CBR Puncture |
ASTM D-6241 |
450 Ibs |
2003 N |
Apparent Opening Size(AOS) |
ASTM D-4751 |
70 US Std.Sieve |
0.212 mm |
Permittivity |
ASTM D-4491 |
1.4 sec-1 |
1.4 sec-1 |
Water Flow Rate |
ASTM D-4491 |
105 gal/min/ft² |
4278 L/min/m² |
UV Resistance(% retained after 500 hours) |
ASTM D-4355 |
70 % |
70 % |
Dewatering tube characteristic:
Higher Flow Rate
Stronger Seams
Higher UV Resistance
http://www.sinogeotextile.com/