| APPEARANCE |
Dark Gray to Black |
| SIZE |
7"x9"x9' or 7"x9"x8'6"
(other sizes by special order) |
| WEIGHT |
250 to 270 lbs. |
| SURFACE HARDNESS |
7,000 lbs. |
| DENSITY |
72 Lbs. per cubic foot |
| THERMAL EXPANSION |
0.0075% per ºF |
| MODULUS OF RUPTURE |
Greater than 2,700 PSI |
| MODULUS OF ELASTICITY |
Greater than 250,000 PSI |
| COMPRESSIVE MOE |
39,000 PSI |
| RAIL SEAT COMPRESSION |
2,400 PSI |
| FLAMMABILITY |
No combustion after 20 seconds of impinging flame;
self extinguished after 120 seconds of impinging flame |
| SPIKE INSERTION |
7,000 lbs. |
| SPIKE LATERAL RESISTANCE |
2,600 lbs. |
| SPIKE WITHDRAWAL |
3,300 lbs. (cut spike)(avg) |
| SCREW SPIKE WITHDRAWAL |
8,000 lbs. |
| RESISTIVITY |
500+ Mega-ohms @ 500 volts |
*TieTek ties meet or exceed all technical properties recommended by
AREMA Committee 30 for Plastic Composite Crossties.
