Railroad sleeper, also known as railroad tie, railway sleeper, rail sleeper, is one kind of rail fasteners. According to the materials, railroad sleeper can be divided into concrete sleeper, wooden sleeper, plastic sleeper, composite sleeper, steel sleeper.
The railroad sleeper has simple structure, but plays vital roles in the railway fastening system. Railroad sleepers support the rail tracks, also maintain the position of rail track, and transfer the pressure from steel rail to rail bed. All types of railroad sleeper should have flexibility and elasticity, when the train wheel on the railroad sleeper, it can buffer pressure and back to original shape quickly.
Wooden sleeper is the only type of railroad sleeper in the early of railway track system. In general, the wooden sleeper has decade’s service life because of material, to prolong its use life, the wooden sleeper should be oiled or treated by other corrosion-preservation. According to the wood types, there is hardwood sleeper and softwood sleeper. Wooden sleeper produced by AGICO Rail has advantages as follows:
Concrete sleeper is the concrete product used as railroad sleeper, and it is made from reinforced concrete. The concrete sleeper has advantages in high-speed railway, heavy-load railway, and seamless rail compared with wooden sleepers.
Steel sleeper is generally applied to railway track of German and Switzerland, and some railway line in the tropical zone.
Composite sleeper is similar in appearance, easy to install, also have good insulation and stability, even in the adverse weather condition. it is water resistant, fire resistant, corrosion resistant and environment-friendly.