What is a Studded Rail Pad?

 

A studded rail pad is a type of rubber or plastic pad placed between a railway track's rail and the baseplate or sleeper to absorb shock, reduce vibration and noise, and increase durability. The "studded" design, consisting of a patterned or textured surface, allows for high resilience, abrasion resistance, and better impact absorption, making it ideal for high-speed and heavy-haul trains.

 

How it works

 

• Shock and vibration absorption: The pad's resilient material and studded design help to dampen the dynamic forces and vibrations from passing trains.

 

• Noise reduction: By absorbing vibrations, the pad helps to suppress noise, improving passenger comfort.

 

• Protection for track components: It protects the track structure and ballast from wear and fatigue, extending their service life.

 

• Load distribution: It distributes the load more evenly between the rail and the baseplate or sleeper.

 

 

Key characteristics

 

• Material: Made from various natural or synthetic elastomers like rubber or EVA copolymer.

 

 

Rubber Rail Pad
Technical Parameter	Unit	Value
Stiffness	KN	90-130
Hardness Shore A	℃	72-80 degree
Electronic Resistance	Ω	≥ 106
Tensile Strength before Aging	Mpa	≥12.5
Elongation before Aging	%	≥250

 

EVA: Polyethylene 80%, Vinyl Acetate 20%.
Technical Parameter	Unit	Technical Requirement	Value
Density	g/cm3	0.95-0.98	0.95
Tensile Strength	Mpa	≥15	16
Elongation	%	>500	550
Melting Point	℃	170-190	170
Insulation Resistance	Ω	≥1×1010	5.0 ×1010
Hardness	A	≥90	92(A)

 

HDPE Rail Pad
Technical Parameter	Unit	Technical Requirement	Value
Density	g/cm3	0.95-0.98	0.95
Tensile Strength	Mpa	≥19	19
Elongation	%	>80	150
Melting Point	℃	170-190	190
Insulation Resistance	Ω	≥1×1010	3.5 ×1010
Hardness	A	≥98	98(A)

 

• Design: Features a studded or textured surface, unlike a plain or "grooved" pad.

 

• Performance: Offers high resilience and abrasion resistance, crucial for high speeds and heavier axle loads.

 

• Purpose: Used in demanding environments and is a popular choice for modern railway systems.

 

As a professional rubber rail pad manufacturer GNEE RAIL can produce various standards of rubber rail pads and other rail fasteners. If you want to build a railway line, do not hesitate to contact us, we can supply all types of rubber rail pads with different materials. If necessary, we can make customized rubber rail pad production.

 

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