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Akward Fillet

Posted: Sat Nov 11, 2017 7:52 pm
by TheBeardedWelder
So im just looking for some tips here.

Im welding a heavy aluminum fillet. The angle is close to 120 degrees. Its very hard to get my 90 degree torch head in this thing. I know i will have to adapt but if you have any suggestions please fill me in :).

This is where it gets wierd a bit. Im having trouble welding with a tungsten stick out. I can only seem to weld cleanly with the tungsten close to the cup. If i stick it out any bit, the puddle gets all bubble gummy and black. I tried using a gas lense. But oddly a simple diffuser is my current best friend.

So thats where im at. Thanks guys!

Re: Akward Fillet

Posted: Sat Nov 11, 2017 8:00 pm
by Poland308
17 flex

Re: Akward Fillet

Posted: Sat Nov 11, 2017 8:16 pm
by Warrenh
What is your gas setting

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Re: Akward Fillet

Posted: Sat Nov 11, 2017 8:25 pm
by Warrenh
Turn your gas up, 30 cfh is not too much. I use 40 on anodized with no problems. You can stick your tungsten out further. You can also block off the ends to help trap the gas in the corner. I think more gas will fix your problem though.

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Re: Akward Fillet

Posted: Sun Nov 12, 2017 5:47 am
by cj737
The farther you extend the tungsten, the larger cup size you should use. That allows proper coverage while maintaining a tight arc. A larger cup demands a gas lens and more cfh. An 8 minimum or up to a 12 would be my choice.

Re: Akward Fillet

Posted: Mon Nov 13, 2017 9:22 am
by TheBeardedWelder
Warrenh wrote:Turn your gas up, 30 cfh is not too much. I use 40 on anodized with no problems. You can stick your tungsten out further. You can also block off the ends to help trap the gas in the corner. I think more gas will fix your problem though.

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Thanks it worked like a charm!!!!

Re: Akward Fillet

Posted: Mon Nov 13, 2017 3:50 pm
by Warrenh
Glad to help.

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