Oerlikon Supradur 2015 description: SUPRADUR 2015 is a thick basic coated MMA electrode for hardfacing rail crossings and rails.
Especially suited for switch points of crossings made of bainitic steels. Highly wear resistant. Hardness 48 - 52 HRC (460 - 520 HB). Excellent weldability in all position except Vertical Down and Overhead positions. Shall be used in DC+ current.