Railway Synthetic Sleepers
Railway synthetic sleepers are innovative railway supports made from advanced composite materials, often produced through a foam extrusion process. Typically reinforced with continuous glass fibers and combined with polyurethane, these sleepers offer several advantages over traditional wooden, concrete, or steel sleepers. They are lightweight, highly durable, and have an extended service life of over 50 years. GNEE Rail provides high-quality plastic railway sleepers and a variety of composite alternatives, such as HDPE plastic sleepers, FFU synthetic sleepers, and polyethylene sleepers. Our strict quality assurance ensures reliable products, while our one-stop service covers testing, packaging, and delivery. We also offer customization to match your project requirements. Reach out to learn more!
Railway Synthetic Sleepers technical parameters
| No. | Test Item | CJ/T 399-2012 Technical Requirement | JIS E1203 Rrequirement | Unit | GNEE Steel | ||
| 1 | Bending Strength | ≥70 | ≥70 | MPa | 1# | 2# | 3# |
| 124 | 126 | 117 | |||||
| 2 | Flexural modulus | ≥6 | ≥6 | GPa | 4# | 5# | 6# |
| 10 | 11 | 13 | |||||
| 3 | Longitudinal com pression strength | ≥40 | ≥40 | MPa | 7# | 8# | 9# |
| 107 | 50 | 93 | |||||
| 4 | Shear strength | ≥7 | ≥7 | MPa | 10# | 11# | 12# |
| 11 | 10 | 12 | |||||
| 5 | Adhesive shear strength | ≥7(Base-material breakage) | MPa | 13# | 14# | 15# | |
| 10 | 8 | 12 | |||||
| 6 | Water absorption | ≤10 | ≤10 | Mg/cm3 | 16# | 17# | 18# |
| 4 | 3 | 4 | |||||
| 7 | The finished product resists bending load | ≥170 | ≥170 | kN | 19# | ||
| 210 | |||||||
| 8 | Screw spikes pullout strength | ≥40 | ≥30 | kN | 20# | 21# | 22# |
| 44 | 46 | 58 | |||||
| 9 | Mass density | 0.74±0.10 | 0.74±0.10 | g/cm3 | 23# | 24# | 25# |
| 0.72 | 0.65 | 0.68 | |||||
| 10 | Fatigue performance | 105 times,No abnormality | / | 26# | |||
| 105 times,No abnormality | |||||||
| 11 | Flame retardant | After the ignition source is removed, there is no visible flaming or continuous flaming of the sample, but the front of the flame does not exceed the 25mm mark | / | 27# | 27# | 27# | |
| After the ignition source is removed, there is no visible flaming or continuous flaming of the sample, but the front of the flame does not exceed the 25mm mark | After the ignition source is removed, there is no visible flaming or continuous flaming of the sample, but the front of the flame does not exceed the 25mm mark | After the ignition source is removed, there is no visible flaming or continuous flaming of the sample, but the front of the flame does not exceed the 25mm mark | |||||
| 12 | breakdown voltage | ≥20 | ≥20 | kV | 30# | 31# | 32# |
| Thickness: 20mm | Thickness: 20mm | Thickness: 20mm | |||||
| 35 No breakdown | 35 No breakdown | 35 No breakdown | |||||
| 13 | Surfance resistance | ≥1*1010 | ≥1*1010 | Ω | 33# | 34# | 35# |
| 4.1*1015 | 4.1*1015 | 4.9*1015 | |||||
| Remark |
1. Breakdown voltage: Sample size: 100*80*20mm (length*width*thickness), using unequal diameter electrodes in the air, ambient temperature: 20ºC, humidity: 40%. 2. Surface resistance: sample size: 100*100*4mm (length*width*thickness), ambient temperature: 20ºC, humidity: 40%, test voltage: 1000V. |
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Railway Synthetic Sleepers for sale
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