–Starting from supplying to Washington D.C in 1970’s, LORD DFF has been widely used in urban rail systems in North America, Europe and Asia.
–From 2003,LORD DFF has been supplied to the urban rail industry in mainland China including cities likeShanghai,Guangzhou,Beijing,Chongqing,Xian and Nanjing,etc (YT2013 saw around 350,000 pcs)
–Can offer both standard DFF for stock rail and special DFF for turnout section. And the DFF can be customized to adapt to both ω and e type of clips.
–Rolling stock /track frequency planning based total Parametric Design. Restrain wheel/rail dynamic interaction to mitigate wheel/rail corrugation while satisfying with vibration isolation requirement.
–Bonded process to offer maximum system integration to simply onsite installation
–Bonded process having entire product encapsulated by rubber skin, which significantly improve corrosion performance.
–Anchor bolt does not go through top plate and there is no resilient pad introduced in between rail and top place of the bonded unit, which mitigate possibility of fastening loosing during application