Contact Us or call (800) 518-2290

Speak to a geotextile expert now!
We answer the phone!

Mirafi Mirafi 1160N US Fabric Equivalent is US 380NW

NTPEP APPROVED - GTX-2019-01-302. US 380NW is a nonwoven needlepunched geotextile made of 100% polypropylene staple filaments. US 380NW resists ultraviolet and biological deterioration, rotting, naturally encountered basics and acids. Polypropylene is stable within a pH range of 2 to 13. US 380NW meets the following M.A.R.V. values except where noted:

Mirafi® 1160N is a needlepunched nonwoven geotextile composed of polypropylene fibers, which are formed into a stable network such that the fibers retain their relative position. Mirafi® 1160N is inert to biological degradation and resists naturally encountered chemicals, alkalis, and acids. TenCate Geosynthetics Americas Laboratories are accredited by Geosynthetic Accreditation Institute – Laboratory Accreditation Program (GAI-LAP). This data sheet for Mirafi® 1160N is provided for comparison purposes only.

Mirafi Mirafi 1160N Test Data

Property Test Method English Metric
Grab Tensile Strength ASTM D-4632 380 lbs 1,691 N
Elongation @ Break ASTM D-4632 50 % 50 %
CBR Puncture ASTM D-6241 1,025 lbs 4,561 N
Trapezoidal Tear ASTM D-4533 140 lbs 623 N
Apparent Opening Size(1,2) ASTM D-4751 100 US Sieve 0.149 mm
Permittivity(1) ASTM D-4491 0.7 Sec⁻¹ 0.7 Sec⁻¹
Water Flow Rate(1) ASTM D-4491 50 g/min/f² 2,035 L/min/m²
UV Resistance @ 500 Hours ASTM D-4355 70 % 70 %
The supplied information is provided as a service to our customers under "Descriptive Fair Use" to show the relationship between our products and the listed manufacturer's products. All values are published on the manufacturer's website per the date listed below. Products are compared using the properties and test methods on US Fabrics' published, website data sheets. As such, not all properties and test methods may be included in this comparison. US Fabrics, its website and products are neither endorsed, nor sponsored by, nor affiliated with the listed manufacturers. All products are registered trademarks of said manufacturers. US Fabrics aims to provide information that is accurate, however does not accept responsibility for any errors or omissions in the information provided on this page or incorporated into it by reference. Please refer to the manufacturer's most recent published data or website to verify accuracy. (1/2021)
Need Help Writing Specifications?
Download our free Guide to Better Geotextile Specifying. ** UPDATED 2024 **
An Expert's Manual for Distributors
Download our free Distributor's Manual on Geosynthetics & Geotextiles. This 49 page manual is packed with useful tips and quick reference materials. ** UPDATED 2024 **
Contractor's Application Guide
Download our free Contractor's Guide for the most effective ways to use geosynthentics. ** UPDATED 2024 **