[TowerTalk] NoAlox

[Chris BONDE]

I also saw an article about useing a machine oil o the Al, scapping then 
soldering under the oil.  I think the machine oil has a high flash point 
and keeps the oxygen away from the clean Al.

Chris opr VE7HCB


At 08:21 AM 2001-10-16 -0700, Dan Evans wrote:

> > 150W or more iron, make a solder pool there.  Then scratch the aluminum
> > surface under the solder pool thoroughly.  Then join.  What's happening is
> > this.  Aluminum oxide forms real fast after scrapping dry.  Scrapping
>under
> > the sodler pool keeps the air off the freshly scrapped surface which would
> > oxidize almost immediately without the pool.
> > > k7gco
>
>I once saw an article that suggested using oil to keep the oxide from
>re-forming long enough to make the solder joint.  Unfortunately, I can't
>recall where I saw the article.  Probably in QST sometime in the last 15 to
>20 years [guess that really narrows it down, hi hi].  I've never tried it.
>
>I do remember seeing a vendor at a hamfest selling "welding" rods that would
>allow you to weld aluminum with a propane torch.
>
>73
>Dan
>
>Dan Evans N9RLA
>Scottsburg, IN 47170
>{EM78}
>IN-Ham list administrator
>QRP-l #1269
>1/2 of the N9RLA /R no budget Rover Team
>Check out the Rover Resource Page at:
>http://www.qsl.net/n9rla
>
>----- Original Message -----
>From: <K7GCO@aol.com>
>To: <towertalk@contesting.com>; <ww5l@gte.net>; <W7JWJ@aol.com>;
><K6myc@aol.com>
>Sent: Tuesday, October 16, 2001 3:54 AM
>Subject: Re: [TowerTalk] NoAlox
>
>
>
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