Contact Us or call (800) 518-2290

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

L&M Supply LM 2198 US Fabric Equivalent is US 640

US 640 is a woven monofilament filtration geotextile made of 100% high-tenacity polypropylene yarns. US 640 resists ultraviolet and biological deterioration, rotting, naturally encountered basics and acids. Polypropylene is stable within a pH range of 2 to 13. US 640 has a Percent Open Area of 6% and resists clogging. US 640 meets the following M.A.R.V. values except where noted:

LM 2198 is manufactured using high tenacity monofilament polypropylene yarns that are woven to form a dimensionally stable network, which allows the yarns to maintain their relative position. LM 2198 resists ultraviolet deterioration, rotting and biological degradation and is inert to commonly encountered soil Chemicals. This data sheet for LM 2198 is provided for comparison purposes only.

L&M Supply LM 2198 Test Data

Property Test Method English Metric
Grab Tensile Strength ASTM D-4632 370 x 250 lbs 1,647 x 1,113 N
Elongation @ Break ASTM D-4632 15 % 15 %
Mullen Burst(3) ASTM D-3786 450 psi 3,102 kPa
Pin Puncture(3) ASTM D-4833 120 lbs 534 N
Trapezoidal Tear ASTM D-4533 100 x 70 lbs 445 x 312 N
Apparent Opening Size(1,2) ASTM D-4751 40 US Sieve 0.425 mm
Permittivity(1) ASTM D-4491 0.5 Sec⁻¹ 0.5 Sec⁻¹
Water Flow Rate(1) ASTM D-4491 60 g/min/f² 2,460 L/min/m²
Percent Open Area CW-02215 6 % 6 %
UV Resistance @ 500 Hours ASTM D-4355 90 % 90 %
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
An Expert's Manual for Distributors
Download our free Distributor's Manual on Geosynthetics & Geotextiles. This 44 page manual is packed with useful tips and quick reference materials.
Contractor's Application Guide
Download our free Contractor's Guide for the most effective ways to use geosynthentics