Drainage/Filtration
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SKAPS Mills produces a superior quality, nonwoven geotextile produced by needlepunching together 100% polypropylene staple fibers in a random network to form a high strength dimensionally stable fabric. The polypropylene fibers are specially formulated to resist ultraviolet light deterioration, and are inert to commonly encountered soil chemicals. The fabric will not rot or mildew, is non-biodegradable, and is resistant to damage from insects and rodents. Polypropylene is stable within a ph range of 2 to 13.

Property  

Unit  

Test Method  

GT135

 GT140 GT160 GT170
WEIGHT  (TYPICAL) oz/yd ASTM D5361 3.5 4.0 6.0 7.0
Grab Tensile lbs ASTM D4632 90 100 160 180
Grab Elongation % ASTM D4632 50 50 50 50
Trapezoid Tear lbs. ASTM D4533 40 50 65 75
Puncture Resistance lbs. ASTM D4833 60 65 90 105
Permittivity' 1/sec ASTM D4491 2.2 2.0 1.6 1.5
Water Flow' gpm/sf ASTM D4491 150 140 110 100
A.O.S. U.S.Sieve# ASTM D4751 50 70 70 80
U.V. Resistance %/hrs ASTM D4355 70/500 70/500 70/500 70/500

        * The products listed above are the most commonly used in a Drainage/Filtration application, but different strengths are available. Please contact us at jimgannon@geotechniques.com for more information.

            

 

 

 

 

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Last modified: June 25, 2004