⚙️ Engineering Specifications
| Parameter | Specification | Industry Standard |
|---|---|---|
| Material | Glass-Fiber Reinforced Polyurethane (Bayer®) | Recycled Rubber |
| Compressive Strength | 250 kN Min (EN 13146-7) | 180 kN |
| Operating Temp | -50°F to +200°F (-45°C to +93°C) | -20°F to +150°F |
| Hardness | 90±5 Shore D | 70 Shore A |
| Rail Compatibility | 115RE, 136RE, 141RE, 176RE | Customizable |
| Insulation | >10¹² Ω·cm Volume Resistivity | >10⁹ Ω·cm |
| Fire Rating | UL94 V-0 | UL94 HB |
| Design Life | 25+ years (UV-stabilized) | 10-15 years |
🔩 Compatibility Matrix
| Rail Section | Block Height | Base Width | Load Capacity |
|---|---|---|---|
| 115RE | 70mm | 180mm | 220 kN |
| 136RE | 75mm | 200mm | 240 kN |
| 141RE | 80mm | 220mm | 250 kN |
| 176RE | 85mm | 240mm | 270 kN |
📜 Certifications & Testing
| Test | Standard | Our Results |
|---|---|---|
| Compression Set | ASTM D395 | 8% (Method B) |
| UV Resistance | ASTM G154 | ΔE<1.0 after 3,000hrs |
| Water Absorption | ISO 62 | 0.3% (24hr immersion) |
| Fatigue Resistance | EN 13146-7 | >10⁷ cycles @ 200kN |
❓ Track Engineers' FAQs
Q1: Minimum curve radius for 35-ton axles?
A: 300m radius @ 40mph with lateral restraint clips
Q2: Compatibility with Pandrol Fastclip?
A: Requires adapter plate PN: AP-PF-SB (enhances lateral stability 30%)
If you have any needs, please feel free to consult us!
Tag:
AREMA-Compliant Railway Shoulder Blocks - Polyurethane Insulated Rail Blocks - For Concrete Sleepers (115RE-176RE Rails)
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