Eslon Neo Lumber
FFU synthetic wood
for railway sleepers
FFU sleepers are manufactured either by means of pultrusion or extrusion. Glass fibres are soaked in polyurethane and the linkage is then hardened at a raised temperature. The whole process is controlled in a drawing tool. The natural fibrous structure of the wood is mimicked.
Life in excess of 50 years Density and working properties as for wood Electrical conductivity very low Chemical resistance very high Life cycle costs minimum Maintenance costs minimum Stable customized production in mm accuracy Full reusability due to closed material cycle Maximum availability of railway track