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US 670

Woven Filtration

NTPEP APPROVED - GTX-2019-01-285. US 670 is a woven, calendared, monofilament filtration geotextile made of 100% high-tenacity polypropylene yarns. A Percent Open Area of 4 - 6%, gives it excellent hydraulic properties, while reducing the chances of clogging. US 670 resists ultraviolet and biological deterioration, rotting, naturally encountered basics and acids. Polypropylene is stable within a pH range of 2 to 13. US 670 will satisfy the requirements as outlined in AASHTO M-288-06 for Permanent Erosion Control & Subsurface Drainage Class 2 & 3 (>15% fines) and meets the following M.A.R.V. values except where noted:

US 670
US 670 Test Results
Property Test Method English Metric
Weight - TypicalASTM D-52615.60 oz/y²190 g/m²
Tensile StrengthASTM D-4632370 x 250 lbs1,646 x 1,112 N
Elongation @ BreakASTM D-463215 x 15%15 x 15%
CBR PunctureASTM D-6241950 lbs4,228 N
Trapezoidal TearASTM D-4533100 x 60 lbs445 x 267 N
Apparent Opening Size(1,2)ASTM D-475170 US Sieve0.212 mm
Permittivity(1)ASTM D-44910.28 Sec-10.28 Sec-1
Water Flow Rate(1)ASTM D-449118 g/min/f²733 l/min/m²
Percent Open AreaCW-022154%4%
UV Resistance @ 500 HoursASTM D-435590%90%
US 670 Shipping & Packaging
Roll Sizeselect roll size from this list ->
Roll Diameter 9.0 in
Roll Width 12'
Roll Weight 210 lbs
Rolls per Trailer 209
Roll Diameter 9.0 in
Roll Width 6'
Roll Weight 105 lbs
Rolls per Trailer 419
AASHTO Drainage Class 2
AASHTO Erosion Control Class 2

(1) At the time of manufacturing. Handling, storage, and shipping may change these properties.
(2) Maximum average roll value (MaxARV).

This information is provided for reference only and is not intended as a warranty or guarantee. US Fabrics assumes no liability in connection with the use of this information (1/2020).