Which material of rail pad offers the best cost-effectiveness?
Dec 19, 2025
A rail pad, also named rail rubber plate, is usually used between tie plates and sleepers or between rails and tie plate. The rail pad is made of elastic polyurethane mat and usually used on concrete sleepers. The rail pad can protect the concrete sleeper from abrasion and impaction, and it can also decrease the vibration from the passing train.
Which material of rail pad offers the best cost-effectiveness?
For best overall cost-effectiveness, rubber (especially SBR or natural gum) and EVA (Ethylene-Vinyl Acetate) are top contenders, offering low upfront material costs, good vibration dampening, and long service life in moderate climates, though high-performance polyurethane might be cheaper long-term in heavy-traffic or extreme conditions due to superior durability and reduced maintenance, balancing initial cost with lifecycle savings.
| Rubber Rail Pad | ||
| Technical Parameter | Unit | Value |
| Stiffness | KN | 90-130 |
| Hardness Shore A | ℃ | 72-80 degree |
| Electronic Resistance | Ω | ≥ 106 |
| Tensile Strength before Aging | Mpa | ≥12.5 |
| Elongation before Aging | % | ≥250 |
| EVA: Polyethylene 80%, Vinyl Acetate 20%. | |||
| Technical Parameter | Unit | Technical Requirement | Value |
| Density | g/cm3 | 0.95-0.98 | 0.95 |
| Tensile Strength | Mpa | ≥15 | 16 |
| Elongation | % | >500 | 550 |
| Melting Point | ℃ | 170-190 | 170 |
| Insulation Resistance | Ω | ≥1×1010 | 5.0 ×1010 |
| Hardness | A | ≥90 | 92(A) |
What are the advantages of using rubber to manufacture rail pads?
Using rubber for rail pads offers significant advantages like superior vibration/noise reduction, extended track life through impact absorption, improved passenger comfort, electrical insulation, and durability against weather/chemicals, leading to lower long-term maintenance costs and better track stability compared to alternatives, making them cost-effective and sustainable.
What are the advantages of using eva to manufacture rail pads?
Using EVA (Ethylene Vinyl Acetate) for rail pads offers key advantages like excellent cushioning and vibration damping, reducing noise and extending track life, alongside good weather/chemical resistance, electrical insulation, and a favorable cost-benefit ratio, making it ideal for urban transit and medium-speed lines needing durability without high-end rubber costs.
Our EVA/HDPE/rubber rail pads are with high elasticity, applying to types for rails such as rail UIC54, UIC60, BS80lbs,BS100lbs, and sizes as ordered. The pads can be customized with or without grooves, in various possible designs, depending on customers' requirements.
