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Bad day indeed. Hired for a job, sudden problem with aluminum? Need help, See pic..

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发表于 2021-8-31 23:49:08 | 显示全部楼层 |阅读模式
Hired to weld a small handrail this morning, I couldn’t even get a bead going. Popping & snapping all over, really ugly stuff. The equipment: Miller Passport Plus (w/ Spoolmate 100)….Never encountered this issue. Welded all kinds of stuff last week, I hope it’s not operator error. The Miller is set to “the usual” settings, etc. Anyone know if this is due to bad gas (I hope)??Thanks
Reply:did you try it on some other al or just rail scrap does it come out like that on any al ?350P 30A spool gun cut master 51  syncro 250 other stuff " take a dog off the street and make him prosper and he will not bite you sad the same cannot be said for man" i didnt use punctuation just to piss you off
Reply:Yes, I cleaned several small pieces of other aluminum, tried it, same result.
Reply:Is it set up for flux core with straight polarity?MM200 w/Spoolmatic 1Syncrowave 180SDBobcat 225G Plus - LP/NGMUTT Suitcase WirefeederWC-1S/Spoolmatic 1HF-251D-1PakMaster 100XL '68 Red Face Code #6633 projectStar Jet 21-110Save Second Base!
Reply:Check to see if you have the spoolgun pushed all the way into the machine, it looks like you've lost gas. (You are using 100% argon right?) Also like Duane said, check the polarity. That just aint right!Nothing Ever Got Done By Quitting, Never Give Up.
Reply:I had a customer a few weeks ago that busted a paslode nail gun and I had the same problem. I tried to heliarc it but had no luck. I'm going to guess it is a cast alum piece?Shake and Bake
Reply:I would say gas coverage problemVantage 500's LN-25's, VI-400's, cobramatics, Miller migs, synch 350 LX, Powcon inverters, XMT's, 250 Ton Acurrpress 12' brake, 1/4" 10' Atlantic shear,Koikie plasma table W/ esab plasmas. marvel & hyd-mech saws, pirrana & metal muncher punches.
Reply:agree with dualie gas problem it is either leaking or not enough check you spool gun connections and solenoidsLincoln Power Arc 4000 Thermal Arc Fabricator 252 iThermal arc 186Thermal Arc 26 tigTweeko 200 amp spool gunHobart AirForce 400WP-17V-12R
Reply:Welding shop apologized (but didn’t really seem surprised)??  Anyway they offered some freebies to improve the "situation".........Anyway, problem solved, exchanged for fresh bottle. Handrail project now can continue......
Reply:Glad you figured it out. They were quite generous.  I once had a bad tank of Argon.Make sure you keep the ground close to your gun.  Those cable can become nice resistors and get very hot. Interested in seeing the finished product.Last edited by tapwelder; 06-22-2012 at 03:53 AM.
Reply:Originally Posted by JWCI had a customer a few weeks ago that busted a paslode nail gun and I had the same problem. I tried to heliarc it but had no luck. I'm going to guess it is a cast alum piece?
Reply:Seems the ole "bad bottle of gas" thing has happened again.Ive heard of it happening but never experienced it. weld it like you own it
Reply:Nice that your dealer hooked you up with some freebies I got some bad excailber rods one time and you would have thought I was trying to rob them when i asked for them to exchange them. They said they have never had any one get bad rods lol as soon as your struck an arc all the flux fell off lol.Vantage 300 kubota ,miller 304 xmt ,lincoln ln 25 pro , ranger 305 G, plenty of other tools of the trade to make the sparks fly.
Reply:Nice to see they stood up for the mistake. Are those spools for your railing project? I'm thinking you should be using a 5xxx wire for those extruded profiles(?)Thats a good looking railing system, but totally against code in my area. (climbable).Thermal Arc Fabricator 2101970 Lincoln RedfaceMiller 150 STLStill need a Syncrowave and a plasma and a milling machine and a lathe and a bigger shop and a....
Reply:Originally Posted by MR_JOSHUA...................Anyway, problem solved, exchanged for fresh bottle. Handrail project now can continue......
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