Oerlikon Fluxinox 310 PF description: FLUXINOX 310-PF is an alloyed rutile flux cored wire with a fast-freezing slag for the welding of heat resistant Cr and Cr-Ni steels and cast steels. The weld metal is fully austenitic and non-scaling up to 1200C. It is not resistant to sulphur-bearing gases.FLUXINOX 310-PF exhibits outstanding, almost spatter-free, welding properties with very easy slag removal, finely rippled and shiny welds which are free of undercut. FLUXINOX 310-PF is used for welding in the horizontal (PD), overhead (PE) and vertical-up (PF) positions.