EVA railway rubber pads, primarily made of ethylene-vinyl acetate copolymer (EVA), serve multiple functions in railway track systems, including shock absorption, noise reduction, and insulation. Their proper use is crucial to the performance and lifespan of the track system.
1. Selection Before Use
Choose rubber pads of appropriate specifications based on actual track requirements. Different railway scenarios demand varying hardness, thickness, and dimensions:
Heavy-haul railways require pads with higher hardness and stronger load-bearing capacity.
Urban rail transit prioritizes noise reduction performance.
Refer strictly to product technical parameters to ensure compatibility with rails and sleepers.
2. Installation Procedures
Surface Preparation: Clean the sleeper surface and rail base, removing dust, oil, and other impurities to ensure a flat, clean contact surface.
Positioning: Place the rubber pad steadily on the sleeper, aligning its center with that of the sleeper to avoid offset or tilting.
Rail Placement: Lay the rail to fully fit the rubber pad, then secure the rail, pad, and sleeper with fastener systems.
Fastening Control: Adjust fastener tightening force carefully to prevent pad damage from excessive force or displacement from insufficient force.
3. Routine Maintenance
Condition Inspection: Regularly check for signs of aging, cracking, deformation, or damage. Replace pads immediately if abnormalities are found.
Debris Cleaning: Remove surface debris promptly to prevent sharp objects from scratching the pad and compromising its performance.
Replacement Cycle: Schedule replacements every 5-8 years based on operational environment and service life.
By following standardized usage and scientific maintenance practices, EVA railway rubber pads can fully leverage their performance advantages, enhancing the stability and comfort of railway track systems.
GNEE RAILWAY RAILWAY is a professional company focusing on the international trade of railway fasteners, mainly supplying various types of rail fasteners, connecting bolts, elastic gaskets and other products. We have a stable production base and a professional quality inspection team to ensure that each batch of products meets the international railway industry standards.