Oerlikon Fluxofil M 48 description: FLUXOFIL M 48 is a seamless copper coated metal flux cored wire for gas-shielded metal arc welding of weathering and fine grain structural steels such as Patinax or Cor-ten. The weld metal is resistant to atmospheric corrosion. The weld metal corrosion behaviour is adapted to these steel types. Stable operating characteristics in short, spray and pulsed arc applications alike. Safe side wall fusion and very good gap bridging characteristics. To be used with Ar/CO2 gas shielding.