HDPE Plastic Sleeper is a railway sleeper made from High-Density Polyethylene (HDPE), these sleepers are waterproof, resistant to chemicals and UV rays, and have a long lifespan. They are lightweight, easy to handle, and require minimal maintenance. As an eco-friendly alternative to traditional wooden or concrete sleepers, HDPE plastic sleepers provide a sustainable and cost-effective solution for modern railway systems. Our focus is on developing polymer composite materials. We offer plastic sleepers that replace wood, providing an environmentally friendly solution. Waterproof, oil-resistant, and durable, these sleepers are designed to last longer with high strength and flexibility. Customization is available. Don't hesitate to reach out!
Ambient temperature: -45 ℃ ~ 70 ℃
Machinability: The same as Timber.
Service life: More than 50 years.
Maintenance costs: significantly reduced.
Lifecycle costs: Minimal.
Density: The same as wood (740kg/m3).
Electrical conductivity: Very low.
Chemical resistance: Very high.
Custom manufacture: to millimetre precision.
Sustainability: 100% recyclable.
Item | Requirements | Testing method |
Bending strength,MPa | ≥70 | GB/T3356 |
Flexural modulus of elasticity,GPa | ≥6 | GB/T3356 |
Vertical compressive strength,MPa | ≥40 | GB/T1448 |
Shear strength,MPa | ≥7 | CJ/T339-2012 |
Bonding shear strength,MPa | ≥7(Base on material destruction) | CJ/T339-2012 |
Water absorption,mg/cm2 | ≤10 | CJ/T339-2012 |
Flame retardant property | HB grade | GB/T2408 |
AC breakdown voltage,kv | ≥20 | GB/T1408.1 |
DC insulation resistance,Ω | ≥1×1010 | GB/T1410 |
Finished bending resistance,kN | ≥170 | CJ/T339-2012 |
Thread spike strength,kN | ≥40 | CJ/T339-2012 |
Volume weight,kg/m3 | 740±100 | GB/T6343 |
Fatigue property | 105 times without abnormalities | CJ/T339-2012 |
Weather resistance (fluorescent lamp illumination 1000h) sleeper performance | ||
Bending strength,MPa | ≥50 | GB/T3356 |
Modulus of elasticity in static bending,GPa | ≥4.2 | GB/T3356 |
Vertical compressive strength,MPa | ≥30 | CJ/T339-2012 |
Bonding shear strength,MPa | ≥5(Base on material destruction) | CJ/T339-2012 |