Quality Assurance
Technical Specifications

please contact us

Don Mejia
(210) 827.6215
Mexico, Central America, South America

Technical Specifications

Atlas Ties Donít Crack Under Pressure

At Atlas Ties, our manufacturing and quality control experts inspect and test every delivery of incoming plastic. After the thorough examination, the mixture of plastic is fed into our patented processing equipment and the then into the molds. Next, Each product are inspected, measured then tested to verify that they meet our quality specifications. The Atlas site and process are AAR M-1003 compliant, we use Statistical Process Control (SPC) to ensure that the quality is integrated all the way through the design and process of each rail tie. We are always testing and retesting our ties to ensure the highest quality and performance.

Atlas ties have undergone extensive performance tests from independent testing facilities, like The American Railway Associationís world recognized Transportation Technology Center, Inc. (TTCI),, in Pueblo, Colorado.

Technical Specifications

Atlas composite plastic ties meet or exceed all of the technical properties recommended by the American Railway Engineers Maintenance-of-way Association (AREMA) Committee 30 for composite cross ties.

Atlasís All Plastic
AREMA Standards
Appearance Matte Black n/a
Dimensions (in X in X in) 7 X 9 X (102 or 108) 7 X 9 X (102 or 108)
Weight (lbs) 250-270 185-320
Surface Hardness (lb/.25'ind) 5,500 n/a
Density (lbs/ft3) 68-70 n/a
Modulus of Elasticity, MOE(psi) 240,000 170,000
Modules of Rupture, MOR(psi) 2,700 2000
Compressive MOE(psi) 38,000 n/a
Rail Seat Compression (psi) 2,300 900
Spike Insertion (lbs) 6,800 n/a
Spike Pullout (lbs) 3,200 1,900
Screw Spike Pullout (lbs) 16,500 n/a
Spike Lateral Resistance (lbs) 2,500 n/a
CTE (in/in/F) 7◊10-5 7.5◊10-5
Atlas Trading International
PO Box 1589
Beaverton, OR 97075
Phone: 541-941-4564