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PostPosted: Tue Dec 04, 2007 8:39 pm 
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848cc
848cc

Joined: Wed Aug 30, 2006 5:59 pm
Posts: 69
Location: kallangur qld--- boot_it mechanical
simon k wrote:
I'm with him.... ^^

I've got a nice 200amp unimig, and I love it to bits - it's a once in a lifetime purchase.


o soo true ive got the unimig 240 there a awsome machine whats even better is all the space on the top of the machine is big enough to put my 160amp ac/dc tig welder on top so i can run everything in one area


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PostPosted: Tue Dec 04, 2007 8:44 pm 
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848cc
848cc

Joined: Wed Aug 30, 2006 5:59 pm
Posts: 69
Location: kallangur qld--- boot_it mechanical
mason wrote:
albino235 wrote:
Quote:
id go a quality one


If you want quality get a TIG :)

Tigs are good and by far give the best welds but you need a lot skill to run one of these. For the home handyman the best option is a mig running co2 of argo sheild as its easy to do


na i fined tig weldin easier than mig if u can use a oxy than tiggin is a piece of piss (im talkin mild and stanless steel ,alloy on the other hand is a different league


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PostPosted: Wed Dec 05, 2007 8:54 am 
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1360cc
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Joined: Mon Jul 26, 2004 7:23 am
Posts: 7339
Location: Sunny Shine Coast, Qld Australia
Well after much soul searching, discussion with the Doc and suppressing my penis envy (wanting bigger and better :roll: ) I finally settled on this - should be here by the weekend 8)

http://cgi.ebay.com.au/ws/eBayISAPI.dll?ViewItem&rd=1&item=170174322906&ssPageName=STRK:MEWA:IT&ih=007

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My greatest fear in life is that when I die my wife will sell my Mini and tools for the price I told her I paid for them!


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PostPosted: Wed Dec 05, 2007 12:25 pm 
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998cc
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Joined: Sat Jul 14, 2007 1:42 pm
Posts: 903
Location: Hunter Valley, NSW
buztoy wrote:
Quote:
Put the money on the table - will see how it works out.

so is it a good one mini dave, rate it if you could,


Buztoy

Yes I have been happy with the MIG. Bought it mainly for the floor work in the moke and went out and got some 1.6mm zincseal sheet from metaland. The welder takes both the larger and small wire spools. It has the better 'euro' connection and torch and runs on a rented argoshield gas bottle that cost $12 per month and about $75 to fill (still haven't used the first bottle yet). For small thin guage work it would be an overkill. I plan on some bigger projects. Cost wise I paid just over $1000 which isn't much more than the smaller units but what sold me was the infinite power adjustments. A lot of smaller units have only 2 settings which might not be suitable for thin guage work. My MIG has a duty cycle of 60% @180 amps and 100%@140 which is very impressive.

This is my MIG:
Image
It has very good controls for voltage and wire speed. Don't know how you can look at the meters when welding though! The variable control is good when setting up as you can start a practise weld and then alter the voltage dial until you get a good 'crackle' happening.
Image
Still haven't perfected it but this a close up shot of a lap weld where one piece of metal has been overlaped on another and welded at the join. Think of this being when you weld in a floor and the new section overlaps the old part. It's not a 'butt' weld. You can see where the zinc coating on the sheets has bubbled up onto the weld. Don't have any shots of a weld on mild steel, although I am going to weld up a rotisserie over the next few weeks - so I can show you then
Image

A few tips I have picked up:

Keep the power cord to the minimum length possible. I just bought a heavy duty 5m cord just for the welder. If possible plug straight into the power point.

I had to change my dark welding lense from an 11 back to a 9 as my eyes are not so good and I couldn't see the weld clear enough to run in a straight line. The 9 lense works better and at least I can see whats going on.

Play around with the angle of the torch to get correct spread and heat. Play around with either pushing the torch or pulling it towards you. I seem only to be able to weld better by pulling towards.

Check under the weld to make sure it has penetrated the material. It may look nice on the top but if it is not all the way through the material it will not be strong enough.

Lastly - go into 'You Tube' and type in 'MIG Welding" and you can watch some tutorial videos about welders and welding technique. Practise, practise and then practise some more!

regards

_________________
Dave K.
1979 Moke Californian + 1981 'Coke' Moke


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 Post subject:
PostPosted: Wed Dec 05, 2007 4:33 pm 
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998cc
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Joined: Tue Mar 28, 2006 7:30 pm
Posts: 1184
Location: ASQUITH NSW, Engine size:1310
im sold, thanks dave

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any parts for a 76 clubby pm me or ring 0405 329 326

http://www.ausmini.com/forums/viewtopic.php?t=44717


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