"Engineered to Absorb 45% More Impact Than Standard Pads (Per AREMA Sec 4.3.2)"
Trusted by Class I railroads for:
✅ 17-Year Service Life - Outlasts OEM pads by 5+ years (UP field data)
✅ Frost-Resistant Compound - Performs at -40℉ in Alaska mainlines
Technical Specifications
| Parameter | Specification | Standard |
|---|---|---|
| Model | SKL14 (Type A) | UIC 864 |
| Material | EPDM Rubber + NBR Blend | ASTM D2000 |
| Hardness | 80-85 Shore A | ISO 7619 |
| Thickness | 7mm / 10mm (Custom 5-12mm) | EN 13481 |
| Size | 170×145mm / 185×150mm | AREMA Fig.30-5 |
| Load Capacity | 35kN Static / 70kN Dynamic | UIC 864-3 |
| Operating Temp | -40°F to +185°F | ASTM D1329 |
| Fire Rating | FAR 25.853 Compliant | ASTM E662 |
Core Engineering Benefits
🔇 Vibration & Noise Control
30% Track Noise Reduction (per FRA TD 22.01 measurements)
Dynamic stiffness ≤60 kN/mm (ARMA Class 700 requirement)
🛡️ All-Weather Durability
UV-resistant compound withstands 2500+ MJ/m² solar radiation
Oil/swell resistance <5% (ASTM D471 immersion test)
⚡️ Track Geometry Preservation
Prevents ballast pulverization under 286k lb axle loads
Reduces tie pad replacement frequency by 40%
Performance Comparison
| Metric | SKL14 Pads | Standard EPDM |
|---|---|---|
| Dynamic Stiffness | 55 kN/mm | 75-90 kN/mm |
| Service Life | 15-17 years | 8-10 years |
| Noise Reduction | 8.5 dB(A) | 5.2 dB(A) |
| Cold Flexibility | -58°F | -22°F |
If you have any needs, please feel free to consult us!
Tag:
SKL14 Rail Pads for Concrete Ties | ARMA Grade 700 Elastic Pads | 30% Noise Reduction | AREMA Chapter 30 Compliant
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Henan Xinda Railway Equipment Co., Ltd
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