Guide and Pad

This part is one of the connecting components in the Rail Fastening Vossloh system.
Its main function is to provide a suitable seat for the spring and the Vossloh clip, and it is attached to the concrete sleeper using bolts and nuts.
The weight of each guide is 170 grams.

• Raw Material: Polyamide 6 or 6.6 reinforced with 30% glass fibers

• Dimensional Control: According to standard MLASTD 105 D (normal inspection), inspection level 1, AQL 2.5

• Impact Strength: Impact test conducted according to standard DAN 53453.

  • Notched impact strength (NOCTCBEB): minimum 6 Kgr

  • Un-notched impact strength: minimum 40 K/m

• Ultimate Tensile Strength: Tensile test according to ASTM S 638

  • Minimum tensile strength: 110 MPa

  • Minimum elongation: 3%

Plastic Pad (EVA Pad):
This part is used to distribute stress, damp axial loads applied to the sleeper, and to provide rail insulation.
The approximate weight of each piece is 161 grams.

• Raw Material: Ethylene Vinyl Acetate (EVA) with vinyl acetate content between 6% and 60%

• Dimensional Control: According to MLASTD 105 D (normal inspection), inspection level 1, AQL 2.5

• Tensile Strength: Tensile test according to ASTM-D 638

  • Minimum tensile strength: 9 MPa

  • Minimum elongation: 25%

• Hardness: According to ASTM-D 2240

  • Minimum: SHORE D -32

  • Maximum: SHORE D -47

Vossloh Rail Fastening Spring (W14):
This component is another part of the rail fastening system, used to connect the rail to the concrete sleeper.
It is made of steel, with an approximate weight of 492–504 grams.
All tests performed on this component are based on DIN 17221 (1.0970) SIV 38.

• Tensile Strength: 1180 – 1370 N/mm²

• Yield Strength: 1030 N/mm²

• Elongation: LOS 5 Do 6%

• Hardness: 400 – 460 HB (Brinell hardness)