From: none@none.com99   
      
   On 3/25/2025 3:01 PM, Snag wrote:   
   > On 3/24/2025 2:13 PM, Bob La Londe wrote:   
   >> I don't follow all the new products for welding, but there always   
   >> seems to be something out there that surprises me.   
   >>   
   >> GMAW or MIG is usually DCEP   
   >> C25 Steel / Tri-mix SS / Argon or Ar/He Aluminum --- and others.   
   >>   
   >> FCAW   
   >> DCEP for dual shield   
   >> DCEN for gasless   
   >>   
   >> Having my morning coffee and surfing YouTube videos this morning I ran   
   >> across a gasless flux core wire for stainless and it says to run DCEP.   
   >> Blue Demon WMS312LCF.   
   >>   
   >> I use gas less flux core fairly regularly working outdoors.   I do   
   >> have a DC power TIG supply that can run stick, but the little Miller/   
   >> Hobart/Weldmark (has all three names on the machine) 187 MIG machine   
   >> is a lot handier to drag outside.  For steel I run DCEN with FCAW   
   >> wire.  I was surprised by the DCEP call out on the 312LCF.  I haven't   
   >> bought any, but it might be handy for quick and dirty jobs like   
   >> welding up replacement BBQ grills.   
   >>   
   >> Have any of you guys run stainless FCAW gasless wire?  What did you   
   >> think of it?   
   >>   
   >> I watched a couple videos and the welds look cleaner than most FCAW   
   >> welds, but there was a shell of slag you need to pop off with your   
   >> slag hammer like burning stick.  It also looked a little ropey like   
   >> maybe they were running a little cold, but I've only made a couple   
   >> stainless welds (304) in my life, and I did that with TIG.   
   >>   
   >    I have a couple of rolls of flux core SS , one is 309 the other is   
   > missing part of the label so I don't know but I think it too is 309 . My   
   > experience was that the bead starts out cold and tall , but get a half   
   > inch down the bead and it goes too hot . I was welding exhaust pipe so   
   > that's probably not a fair test . That was also using my old 110V MIG   
   > machine IIRC .   
   >    I've also got some 309L/.023 solid wire but I don't have the proper   
   > shield gas for it . Neither straight CO2 nor argon worked well .   
      
   Yeah, generally MIG stainless takes tri-mix.   
      
      
   --   
   Bob La Londe   
   CNC Molds N Stuff   
      
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