FFU® synthetic wood railway sleepers
Continuous glass fibres and polyurethane are combined into a high quality and long life material.
FFU has the life expectancy of high quality plastic and the weight of natural wood and can be worked like natural wood.
Fiber Reinforced Foamed Urethane = FFU
Since 1980 in daily use on more than 1,400 km of track
Developed in the 1970s in cooperation with Japanese Railways. In 1980 installed in two projects and since 1985 in use as the standard railway sleeper of Japanese Railways.
Since 2004, installed on bridges and in switches in Europe in a sustainable manner.
Up to the end of 2014, more than 1,400 km of track worldwide have been fitted successfully with FFU on railway bridges and in switches.