Product Overview
The Railway Rubber Rail Pad is an elastic interface component installed between the rail and sleeper, baseplate, or other supporting structure in a railway fastening system. GNEE RAIL supplies rail pads in rubber, HDPE, EVA, and other specified materials, with dimensions, profile, thickness, hardness, and stiffness matched to the rail fastening assembly. Production is available according to customer drawings, samples, part numbers, or confirmed technical specifications.
Technical Specifications
|
Technical Parameter |
Unit |
Typical Value |
|
Static Stiffness |
kN/mm |
90–130 |
|
Hardness |
Shore A |
72–80 |
|
Electrical Resistance |
Ω |
≥10⁶ |
|
Tensile Strength Before Aging |
MPa |
≥12.5 |
|
Elongation Before Aging |
% |
≥250 |
Rail Fastening System Compatibility
Rail pads are designed as part of a complete fastening assembly rather than as universal standalone components. The pad geometry and mechanical properties must correspond with the rail profile, fastening components, and supporting structure.
Typical supply applications include:
• E-type rail fastening systems
• SKL-type rail fastening systems
• Concrete sleeper fastening systems
• Ballasted railway track
• Selected non-ballasted track structures
• Standard railway and heavy-haul track applications
• Customized rail fastening assemblies
Common rail profiles can include UIC54, UIC60, BS rail profiles, and other profiles when the required dimensions and technical specifications are provided.
For replacement or customized orders, customers can provide the existing pad, product drawing, part number, rail profile, or complete fastening-system information for technical matching before mass production.
Material Options
Material selection is based on the required stiffness, hardness, elasticity, insulation performance, wear characteristics, and operating conditions.
Rubber: Elastic cushioning, vibration reduction, and repeated deformation requirements.
HDPE: Dimensional stability, insulation, and low-friction requirements.
EVA: Lightweight cushioning and elastic applications.
PU: Applications requiring specified mechanical or wear characteristics.
Customer-Specified Material: Available when the material grade and processing requirements are confirmed.
OEM & Customization
|
Customization Item |
Available Options |
|
Dimensions |
Customer drawing, sample, part number, or specified dimensions |
|
Rail Profile |
UIC54, UIC60, BS profiles, or customer-specified rail profile |
|
Thickness |
Customer-specified according to fastening-system requirements |
|
Material |
Rubber, HDPE, EVA, PU, or specified material grade |
|
Hardness |
Customer-specified Shore A value within material and process limits |
|
Stiffness |
Specified load-deflection or stiffness requirement |
|
Surface Structure |
Grooves, ribs, patterns, or other functional structures |
|
Identification |
Part number, logo, batch number, or agreed marking |
|
Tooling |
Existing mold, mold modification, or new mold according to product geometry |
|
Packaging |
Bulk, woven bag, carton, pallet, or customized export packaging |
Sample Approval & Production Process
Customized railway rubber rail pads normally follow a controlled approval sequence:
Drawing / Sample Review → Technical Confirmation → Tooling → Sample Production → Dimensional & Performance Inspection → Customer Approval → Mass Production → Final Inspection → Export Packaging
Quality Control
Quality inspection can cover:
• Material identification and incoming material inspection
• Dimensions and thickness
• Hardness
• Tensile strength and elongation
• Stiffness or load-deflection performance
• Electrical resistance where specified
• Surface condition and molding defects
• Batch consistency
• Final quantity and packaging inspection
Inspection requirements can be aligned with the customer's drawings, technical specifications, approved samples, or applicable project testing requirements. Test reports or inspection records can be discussed according to the order requirements.
Frequently Asked Questions
Q: What is the typical MOQ for customized railway rubber rail pads?
A: MOQ depends on pad size, material, tooling investment, and production batch. For planning purposes, customized orders may start from around 5,000 pieces, while the actual MOQ is confirmed with the quotation.
Q: Do customized rail pads require a new mold?
A: Not always. If an existing mold matches the required geometry, it may be used. A modified or new mold is required when the pad profile, dimensions, grooves, or other structural features differ.
Q: How is the quotation calculated for a custom rail pad?
A: The quotation normally considers material, pad dimensions, quantity, tooling, inspection requirements, packaging, and delivery terms. Providing a drawing or sample allows a more accurate quotation.
Q: What payment terms are available for railway pad orders?
A: Payment terms depend on order value, customization requirements, tooling, and cooperation history. Common arrangements can include a deposit with the balance before shipment or other terms agreed in the sales contract.
Q: Can the same rail pad specification be reproduced for repeat orders?
A: Yes. Approved drawings, samples, material specifications, and production records can be retained as references for repeat manufacturing. Any requested specification change should be confirmed before a new production batch.
Q: Can inspection be performed by a third party before shipment?
A: Third-party inspection can be coordinated when required by the purchase contract. The inspection scope, sampling method, test items, and inspection organization should be agreed before production or shipment.
Q: Can one order include different rail pad models or sizes?
A: Yes. Multiple specifications can be combined in one purchasing program when the quantities, packaging requirements, and production schedule are confirmed. Each model should have its own approved drawing, sample, or technical specification to prevent mixing during production.
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