JOGUE AGORA

Dual Shield Flux Core Welding Made Easy


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04.05.2024

Oh. my weaved him wide and wished it well. did we oh what a big boy today's. episode's going to be exciting let's do. some dual. Shield welcome back to the joy of. welding everyone Joy of welding is all. about diving into our weld app community. and finding those that are struggling or. need a little bit of advice or help on. the welds that they're trying to make as. they progress in their welding career. this week's weld out member is Tanisha. Coleman she's practicing on a 1in plate. w wow that's some good thick stuff with. a backing strap using the Dual Shield. flux core process oh we got to love it. now she's asking for a little bit of. tips cuz she did the first couple passes. while she was weaving and wow we really. did get carried away with those weaves. that's really wide as well as throwing. it back into stringers which is silly.

Why not just stick with the same thing. the whole way out regardless you're. asking for any tips and I've got a. couple for you especially on that cap. don't love that BandAid we put up the. middle luckily for us I've already been. running some dual Shield here in the. shop let's cut some new plates now we. all know that metal doesn't grow on. trees so we've got to get the most out. of each plate especially as we're. practicing these coupons now I want to. just go ahead and cut the weld out so. that I can Rebel these plates now you. can do this a number of ways you can use. a grinder you can use a cutting torch. you can use a plasma cutter like I'm. opting to with the thermac cut extra. fire. 85 wow that's fun got to love a good. plasma cutter it's going to zip right. through this licky split and it's just. the fastest thing that I have in the.

Shop to get through this 38 plate and. keeping that thing straight we're going. to use this Square as a bit of a fence. find a nice Square Edge on the material. use our drag tip make contact with it. we can cut nice and. slow and we can get the best cut that we. possibly can you'll see that this side. it's got a no drw whatsoever in this. side that we're going to keep does just. give it a little love. tap ni comes right off and now all we. got to do is get a little bit of grinder. on that right there we've already. started to put a little bit of an angle. for our bevel on there too that's. fantastic plasma cutters are super fun. ah but they can be still very dangerous. you want to make sure that you have the. proper PPE especially for your eyeballs. now I've got some T5 glasses from bomber. on there they are perfect for what we're.

Doing here just zipping right through. this material and without blinding. myself that plasma cutter is just. ripping through stuff again we got the. little bit of drop on this side. with a little load it all comes right. off and we're ready to grind fantastic. that's how you'll get the most out of. each plate we want to cut each weld out. that way that we can do the same weld. over and over and over again and get the. most out of the material that we paid. some good money for now prepping our. material is this extremely essential and. I think you have been doing that so. that's great but we want to make sure. that we get the top the B back and the. face of the bevel anywhere a weld we. think might would touch we want to clean. remember there's not a weld worth making. if there's not a weld worth prepping so. we got to go ahead and make sure that.

All of our material is nice and shiny. this is a step that's often skipped or. maybe you might say oh FY who needs it. but I'm telling you if you skip this. step it could end up getting you in some. big trouble but now that we've got all. of our plate nice and prepped and clean. we can get to fitting it up. before we get set up to attack anything. we might as well get the machine powered. on and set up to W this is going to be a. pretty easy setup for us we've already. got our wire run through the machine. we're running 045 diameter self shielded. flux core wire fantastic we've got to. run through our Mig gun we've changed. out our rollers to the nural rollers 045. size diameter as well as getting it all. the way out to the end of the gun with. the right 045 size contact tip now that. we look at the front of the machine we.

Have all these options for this EMP 285. IC we're going to go ahead and click. that flux core now this is going to. represent either stool Shield or self. shielded flux core the only difference. that we're going to change in this. machine is the polarity dce for dual. shield and dcen for self shielded flux. core so we've got our gas plugged in our. machine set to positive polarity and we. were going to go ahead and set our volts. and our wire feed speed I'm not sure. what you're up to Tanisha but this is. where I like to keep everything from our. attacks route pass bills and cap for. this 3/8 plate somewhere around 25 and. 330 I think that's going to get us set. off for Success we may need to turn. things up or down on the way we'll. figure that out when we get there the. machine is ready to go we're ready to. fit up but we're not just quite ready.

Yet before I put a tack or bead on. anything think I like to go ahead and. grab myself a little scrap piece of. metal and make sure that my welder is. running properly you never know there's. these little shop goblins that come. around through here and start putting. things where they don't belong or. changing those machine settings at least. here in my shop or it might be my ADHD. we'll never know but let's run a. practice speed and make sure everything. is Tip Top. give everything a nice little chip. because you never know until you're done. getting that slug off what that bead. might hold into it might see some. ferocity after the fact but everything's. looking nice and pretty the weld's. laying down just fine you might want to. change the settings in your hood to. something a little darker as this dual. Shield flux core is pretty bright we're.

Running an 11 shade here in this. Sentinel Hood let tack now doing all. that stuff by hand as far as plasma. cutting and grinding isn't always ideal. I'd much rather use a a torch beveler or. something along that nature but hey you. could always get by with just a grinder. now I've got my/ quinch backing strap. here cleaned on one side I'm going to go. ahead and set that right down here in. the center and then I've got some scrap. pieces of the same/ quarter inch. material so that I can make sure that. everything is nice and flat once those. are in place I'll be able to set my. plates accordingly exactly where I want. them to be now we don't want any gaps in. between our plate and our backing strap. but we do want a gap in between the two. materials so we might be looking for. somewhere between 53 seconds maybe 3/16.

Up to a/4 of an inch kind of Gap in. between these two plates once we see. that the Gap is even all the way across. and we notice that we don't have any. gaps and everything seems to be lined up. and nice and even we can go ahead and. put our attacks in but again we want. those gaps to be nice and even from. bottom to top that way when we get to. our cap that the cap is going to be the. same width from bottom to top let's go. ahead and make sure everything is nice. nice right where we want it and then. we're going to take our gun here and. we're just going to put a quick little. little Boop right here oops don't forget. that ground silly put that on our table. here go ahead and push that out break it. off let's put our little dud right on. this first. plate little little. dude to little dutes connecting each. plate to the backing strap I'm going to.

Apply pressure to make sure there's no. gaps put a little. dup put a little dup as we got our dutes. on there we want to make sure that those. are going to end up being nice and solid. so we're going to go ahead and put. couple little Stitch welds about an inch. long nothing too crazy or. heavy we just want to make sure that. everything stays in place as we. will once we get that completed we're. going to go ahead and switch back over. to our Jimmy wheel because your. instructor or the QC that's applying. this test is always going to. appreciate that little extra bit of. effort that you put into prepping your. plate before fit up they're almost. always going to reply. a hold point before you start welding. you want to see a nice clean prep and a. nice even fit. up with none of that slag or smoke. distracting them from the beautiful.

Plate that we put together now that this. is all prepped and ready to weld we'll. go ahead and Tack it in the 3G position. which is that vertical. up now let's get into this on position. this is the 3G Groove well that you're. doing in your booth Miss Coleman we've. got 3/8 plate with our Quin backing. strap now I like a good height to be. somewhere around my chest or at least. below my chin the reason why is cuz I. don't like to put it right in front of. my face as I get up I might notice that. my gun angle changes we want to make. sure that we keep the same gun angle all. the way up from the bottom to the top. and it's hard to tell when you're. standing right behind that nozzle and. it's hard to see around so I like to be. able to look down on it. all the way up until I get to a point. where I can't see around that nozzle it.

Might be helpful for you to grab a a. clamp or something to put your hand on. something else too we do want to be. aware that this glove here it's going to. get really hot so we want to put our. hands somewhere where we don't burn. ourselves I'm going to go ahead and kind. of lean up on my little question mark of. a little arm here and that's where I'm. going to keep my hands nice and away. from all the heat uh you can get a. little heat shield for the back of your. gloves and I highly recommend it but I. do love these little Cayman here they're. good for just about anything but the. real trick is knowing we not to get. burned let's talk about this root pass. now what I do love about welding with. dual Shield flux cor is most of the time. every pass is going to be pretty much. the same we want to make sure that on.

The route pass that we're able to. capture all three pieces of material. here we're also going to make sure we. maintain that same travel angle as we. work up the plate we might have a little. bit of a push all the way up uh and. that's just going to be fine the reason. why we set the voltage the way we did is. because we're in 3G position we're. fighting gravity as we work our way up. the plate I'm going to do just a slight. oscillation it's not really a get out to. the edges and pause but just a quick. back and forth really fast back and. forth making sure I grab all those three. pieces of material after we do that. route we may get a little wider on that. hot pass but everything that we're going. to do here on out is going to be more or. less referred to as a Stringer bead one. little fun trick I love to do with any.

Type of wire process is when we go ahead. and get some new wire we take three. three fingers grab pull and wiggle and. we're able to snap that little bit of. wire off without any one of those fun. little welpers let's go ahead and start. this root pass. here really quickly just jumping into. that. oscillation and I don't want to get in. too much of a hurry as I might see that. wow this process is digging quite a bit. we got to give it time to fill itself. back in so we're just going to stay with. our oscillation and the reason why I. don't do it just a straight great drag. is because of that dig I don't like. digging digging holes all the way to. China so we're just going to go ahead. and move it back and forth to keep that. wire from punching into the center too. much plus we want to give a little bit. of love to the sides of our weld it.

Doesn't have to be super uniform of of. an oscillation just something to move. that puddle around and again keeping. that same travel angle from bottom to. top more or less straight in with a. little bit of a kick back for that push. angle as we get to the top of this here. plate we going to get up to that backing. strap a little bit. more and then. stop not too bad for this whole thing. we're going to try not to put one of. those fun grinding rocks on there and. just keep our Jimmy wheel. on shouldn't take a whole lot of effort. to get that slag off and we should see a. nice flat weld nice uniform as far as. the weaves we don't see any of those. steps and that's what's important now we. are going to go ahead and put the hot. pass in here and typically I'd put two. but I want to try to replicate when. you're doing Tanisha and I'm not going.

To pause too much on those sides we're. just going to go wider with it after we. switch back up to those Stringer beads. which I think you'll have a lot more. success with we're going to. maintain about 5/8 of an inch stick out. here and we're going to be doing the. exact same things Miss Coleman we're. just going to be weaving it side to side. but we're not jumping out of our puddle. too much if any at all we're staying in. that puddle and moving side to side. fairly quickly as this process is fairly. hot and we can give some time on those. sides and that's fine here I am slowing. things down on those sides but we want. to control our fill I don't love. carrying too much metal if we step too. far out with too much metal being. carried it is likely we can trap some. slag we don't want any of that running. about a 5/8 contact tip to work distance.

You can get a little farther than say. short circuit Mig but don't get too far. away as you'll start to get the. paracity getting close to the top now. trying to make sure we keep that same. gun. angle if you ever are having a hard time. with that gun angle you'll notice from. bottom you'll start to want to lean back. because your hands aren't coming up with. you in this case you'll start to drag. the bottom side of that nozzle in your. puddle so if you ever catch yourself. sticking that nozzle you're probably a. little too close and that gun angles. lean too far back as you get towards the. top of the plate and you've got a pretty. cruddy looking nozzle and a weld with a. bunch of stuck stuff in it now you can. see before we go ahead and Chip the slag. that kind of little bit of pause and a. little bit further out of oscillation.

You can see those steps whereas down. here where we kept it tight you really. don't see those steps I prefer not to. see those steps. I like a nice solid bead because nothing. can live in hell and if we're stepping. too far out we're losing a little bit of. our heat in that process and notice this. thing isn't so wide and so so much. filled in we still have one more fill to. accomplish before that we can put a cap. on this but I just want you to take some. time to appreciate what technique that. you're actually trying to accomplish. here we don't need to weave them wide. and wish them well too much we got to. stay a little bit control there is a bit. of a tolerance to some of these codes. and standards where you can only weave. it so whyde so why practice that way now. moving on to these fill passes it's. looking like again we've got to see how.

Much it takes to actually get nice and. full we want to make sure that we have a. nice flush pass when it comes to getting. this up ready to cap uh if we have it. too far out then we're going to have too. much of a cap if we have it too low then. we're going to be under and I noticed. your cap had that low spot in the center. and that's why you ran that Stringer. right up the middle let's try not to do. that and if we do have to do that we'll. do it on the pass before the cap so that. we can cover it up and make sure that. cap looks nice and pretty let's go ahead. and start putting these fills in we've. got a lot of metal down underneath uh. and not have to worry about just that. quarter inch backing strap so we may get. away with just a drag and really Pile in. some metal we're going to go ahead and. shoot for two beads but I can probably.

Tell you the with these bevels we're. going to need to either put a three in. there or do what you did and go ahead. and put that one right up the center. which I think honestly might be be the. best way for us to get that right. appropriate crown for this. well so now we're doing zero motion. we're making sure that our weld stes. inside those bevel edges one thing that. I noticed on your cap is wow we were. really wide we already went way outside. the parameters of our edges of our bevel. we want to keep everything just as wide. as our bevel and not do any more welding. than necessary that'll help save time. money consumables gas the whole 9 yards. if we're able to accomplish the same. wealth with less welding isn't that fun. so again I'm not doing any motion I've. got a lot of metal underneath me where. I'm able to just kind of sit on things.

And just let things spill in not. overthinking any of. it sometimes we just need a little. scrape we don't need a Jimmy nothing but. if there's any slags stuck on the sides. we will get that jimm or out. I'm thinking that we're going to be. plenty full for this cap with the three. beads on. there just really watching this right. side now making sure that I don't let my. bead step outside those edges I might. even have to speed up considerably as I. don't need to overfill this plate either. I'm really already getting really close. to overfilling this thing so we're going. to laser beam one in real. quick wow that was a fast. one now that everything has got a good. Jimmy we could take a better look at. this for the cap now what I really want. to point out to you is that we did not. touch any of these edges yet I still.

Have nice straight edges to follow all. my fills are still inside those bevel. edges if at this point we go outside of. our bevel edges we're already kind of. capping already and to cover that we're. going to have to go even wider and we're. well out of parameters so we're going to. keep it just the way it is we might be. able to get away with a two bead cap on. this one that's what I'm thinking so it. depends on the prep and the fit up. depending on how wide those bevels ended. up being what you're going to do just. before you get done with your fill or. and you think you're ready to cap make. sure everything is flush you can feel. that bead as you run your hand AC cross. it be careful it is super spicy as we. are running pretty hot but those bevel. edges are straight as an arrow and we. have a good guide to follow for our cap.

And we're not low in the center of our. bead not needing to put that little. BandAid through the middle especially. on our cap that'll help things look just. a lot more uniform as we're getting. ready to cap I really like to just go. ahead and and look right at my bevel. Edge and that's only thing that I'm. focusing on is that bevel Edge making. sure that I don't let this bead cross it. I'm going to try to shoot for 3/4 of. this bevel actually getting filled with. this first bead which wow that's quite a. bit but that's what we're looking for a. little bit of a 16th of an inch outside. that edge for that puddle to cross and. crossing over at least halfway if not a. little bit more than halfway of this. entire bevel Edge for this cap that may. require a little bit of side to side. action here we go as we work our way up.

We're achieving exactly that I'm doing a. little bit of oscillation just so I can. manipulate this puddle and make sure. that it lays down I'm really watching. that left side more than I am anything. as the next beat is going to cover that. right side but I want my left Edge to be. just as straight as that bevel Edge and. I'm keeping that wire inside that bevel. Edge I'm not letting my wire cross over. that line once even though I'm doing. this little bit of back and forth motion. again not really paying a whole lot of. attention to that right side is I'm. fixing the cover it up on this next. bead let's take a closer look at what. one bead on the cap looks like biggest. thing we want to point out is the first. beat on this cap does set us up for. success for the rest if we get this. thing crooked we're going to probably.

Get those other crooked the biggest. thing is that we did tie into our bevel. Edge along this left side I don't see. any of it we are well past flush as far. as at that edge and that bead does cover. more than half of the puddle or the. bevel excuse me so that we're able to. put this second bead on and that will. see if whether or not you needed three. or you needed just the two for this test. now again it doesn't really matter how. many you put on there is depending on. the code and what's acceptable but we. want to keep everything as a nice solid. bead which I did love your beads on your. cap I just thought they were just a. little out of uniform and putting that. one right up the center is more of a. BandAid than an actual you know success. right here so all we're going to do here. is make sure that we tie in to the.

Highest point of this be and we still. are able to grab that other Edge which. the size of this well tells us that. we're going to be able to do that no. problems again we haven't turned this. machine down from 25 volts and 330 on. The Wire we haven't cooled it off at all. we're just welding having a great time. let's finish this cap nothing crazy. we're just going to be doing the exact. same things we've already been up. to there's a hole that dug me a nice one. there. again keeping a really tight side to. side oscillation to make sure that I. grab all of those pieces that I need to. grab and I'm really just making sure I. don't go too quick or too slow I want my. gun angle to be a little bit of a push. but not too far and lean back or I'll. grab that nozzle to my cap and really. make an ugly spot make it all the way to.

The top and the best bet to make sure. that you have the most uniform cap. possible is you keep those bevel lines. nice and straight and you do the exact. same Wiggle all the way up let's give. her that final. Jimmy and I really like to push my wire. wheel into the toes of my weld if there. is anything that's trapped or kind of. stuck in the corners we can really. wrestle at it and get it out with this. wire. and there you have it there's my version. of our dual Shield 3G weld with a. backing all the way out now I do think. Miss Coleman that you're doing a. fantastic job in that lab and I do think. you've got some really good stuff on. that plate let's just not get too. carried away with those weaves as they. can eventually get you in trouble. weaving too wide and wishing well that's. why the saying comes wish you well and.

pray we don't do anything bad inside. those gnarly weaves and just be ready. for your cap don't get outside those. edges guys I hope you really enjoyed. this episode of the joy and Welding I. know I did if you like us to review and. kind of go over your welds go over to. the weld app put those welds in there. and we'll be more than happy to put our. judgment on there and here on the. YouTube channel thanks for watching. y'all see you in the next one

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