what is grsp rubber pad ?
A GRSP rubber pad (Grooved Rubber Sole Plate) is a crucial component in railway tracks, placed between the steel rail and the sleeper (tie) to absorb vibrations, insulate electrically, prevent sleeper wear, and increase friction for better rail security, extending the life of track components and improving safety. These specialized pads come in various thicknesses (e.g., 6mm, 10mm) and materials, sometimes reinforced with nylon cords, and are essential for modern rail fastening systems.
Types & Applications:
- Used with concrete (PSC), wooden, or steel sleepers.
- Specialized designs for turnouts, bridges (channel sleepers), and expansion joints.
- Often meet standards set by bodies like RDSO (Research Designs and Standards Organisation) for Indian Railways.
Specification of Grooved Rubber Sole Plate
| Drg No | 6mm GRSP-RDSO-RT-3073,RT-3711,RT-4107,RT-4218 60kg Rials 1 in to 12,RT-4865 60kg Rials 1 in 8.5,RT- 198-6203 and RT-6204 etc.. |
| Standard | RDSO |
| Shape | rectangular |
| Application | Industrial |
| Hardness | 75~85 shores A |
| Material | Rubber |
| Minimum Order Quantity | 2500 P |
Functionality of Railway Track Rubber Pads
The rail rubber pad in the railways plays a crucial role in acting as a vibration-damping isolator between the cast surface of the concrete sleeper and the railway track. The vibrations that have been by trains must not be ignored in the field of engineering. Therefore, these methods have been adopted to efficiently eliminate the same. The rubber rail pads play a crucial role in eliminating the vibrations and reducing the impactful load occurring from heavy-weighted railway wagons. It enhances safety and lifespan of the railway tracks and sleepers.
GNEE RAILWAY RAILWAY's rail pad process of compounding is optimized using a combination of polymers that have high oil-resistant properties and resistance to fatigue crack growth. The combination of elastomers is preferred in this formulation which helps in providing resistance to ozone, heat, flame, weather, and higher axle load.
GNEE RAILWAY RAILWAY is equipped with rail pad production lines for 130sets of machines, for the whole process of injection, refining rubber, sulfuration, moulding and inspection, etc. We own the most engineers for rail pad development, design, production and inspection, with annual production capacity reaching up to 2000, 000 pieces.
GNEE RAILWAY RAILWAY can manufacture various rail rubber pads in different widths according to different railway base dimensions and standard steel rail length to meet customer's special demands.