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Woven Filtration Catalog Sheet

US Fabrics offers a complete line of nonwoven fabrics made from 100% polypropylene staple filaments. These fabrics satisfy a wide range of applications including: filters in drainage applications; riprap and separators under pavements; erosion control; cushions for membranes and stabilizer/separators under railroad tracks.

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Property Method
US 230
US 230C
US 350
US 640
US 670
US 830
US 840
US 1540
US 2020
US 3600F
Elongation @ Break ASTM D-4632 15 %15 %15 x 8 %15 %15 %20 x 15 %15 %24 x 10 %20 x 15 %10 x 6 %
UV Resistance @ 500 Hours ASTM D-4355 90 %90 %70 %90 %90 %90 %90 %90 %80 %80 %
Grab Tensile Strength ASTM D-4632 400 x 315 lbs320 x 320 lbs375 x 375 lbs350 x 200 lbs370 x 250 lbs400 x 335 lbs425 x 350 lbs365 x 200 lbs350 x 350 lbs400 x 300 lbs
Permittivity ASTM D-4491 0.9 Sec⁻¹0.7 Sec⁻¹0.2 Sec⁻¹0.5 Sec⁻¹0.28 Sec⁻¹1.5 Sec⁻¹0.96 Sec⁻¹2.1 Sec⁻¹1.5 Sec⁻¹0.9 Sec⁻¹
CBR Puncture ASTM D-6241 1,150 lbs1,400 lbs1,200 lbs800 lbs950 lbs1,250 lbs1,340 lbs675 lbs885 lbs1,450 lbs
Trapezoidal Tear ASTM D-4533 150 x 165 lbs125 lbs120 lbs100 x 70 lbs100 x 60 lbs145 x 125 lbs145 x 125 lbs115 x 75 lbs110 x 95 lbs135 x 125 lbs
Water Flow Rate ASTM D-4491 70 g/min/f²50 g/min/f²15 g/min/f²60 g/min/f²18 g/min/f²115 g/min/f²70 g/min/f²145 g/min/f²200 g/min/f²60 g/min/f²
Percent Open Area CW-02215 1 %3 %6 %4 %8 %6 %10 %17 %
Permeability ASTM D-4491 0.07 cm/sec0.015 cm/sec0.01 cm/sec0.13 cm/sec0.046 cm/sec0.14 cm/sec
Wide Width Tensile Strength ASTM D-4595 3,000 x 2,760 lbs/ft2,700 x 2,800 lbs/ft2,400 x 1,680 lbs/ft2,700 x 1,740 lbs/ft2,760 x 2,700 lbs/ft3,240 x 2,700 lbs/ft2,400 x 1,680 lbs/ft3,600 x 3,240 lbs/ft
Apparent Opening Size ASTM D-4751 40 US Sieve40 US Sieve50 US Sieve40 US Sieve70 US Sieve30 US Sieve40 US Sieve40 US Sieve30 US Sieve30 US Sieve
Wide Width Tensile Strength @ 2 % Strain ASTM D-4595 500 x 800 lbs/ft
Wide Width Tensile Strength @ 5 % Strain ASTM D-4595 1,100 x 1,700 lbs/ft1,500 x 1,560 lbs/ft
Wide Width Elongation @ Break ASTM D-4595 15 x 7 %
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