One shots with a battery powered igniter.
https://www.therfc.com/cadweldnew.htm
The RFC will rent you the igniter - works awesome. Standard disclaimer
73,
Joe kk0sd
[http://www.therfc.com/Images/cadweldscan2.jpg]<https://www.therfc.com/cadweldnew.htm>
CADWELD Plus - The RF Connection Home
Page<https://www.therfc.com/cadweldnew.htm>
www.therfc.com
CADWELD Plus. The CADWELD ONE-SHOT unit consists of the ceramic mold which
contains the CADWELD WELD METAL, a metal disk, a flared sleeve or sleeves and
cover.
________________________________
From: TowerTalk <towertalk-bounces@contesting.com> on behalf of Bob K6UJ
<k6uj@pacbell.net>
Sent: Monday, October 31, 2016 7:36 PM
To: towertalk@contesting.com
Subject: Re: [TowerTalk] Cad Welding tips
Larry,
Thanks for the info. I will get the igniter gun too.
Safety first !
Bob
K6UJ
On 10/31/16 5:26 PM, Larry Loen wrote:
> You can get the one shots all over the web.
>
> This link: http://kf7p.com/KF7P/HargerUniShot.html
Harger® Uni-Shot - kf7p.com<http://kf7p.com/KF7P/HargerUniShot.html>
kf7p.com
What is it? Exothermic welding is a welding process for joining two electrical
conductors. it uses a superheated copper alloy to permanently join to
conductors ...
>
> . . .includes various one-shots. Study carefully to find the exact right
> one, including the diameter of your ground rod. That, you can get a lot of
> places. The real value is the little "igniter gun" farther down the page.
>
> Scroll down until you find their igniter product that looks like a little
> gun. We had a lot of cadwelding to do and accidentally experimented. I
> tried a couple of other methods and frankly, as we discovered, they were
> dangerous. Some use ordinary sparklers to ignite these things and we had
> some singed knuckles when we tried that. Likewise, ordinary
> flint-and-steel of various sorts. Never again. Could have easily had 3rd
> degree burns. This little "gun" version of it gets your hands just far
> enough away to be reasonably safe. Try and ignite it at an angle for
> further safety -- the stuff mostly goes straight up. But, you need a gap
> between you and the actual ignition.
>
>
> Larry WO7R
>
> On Mon, Oct 31, 2016 at 5:12 PM, Bob K6UJ <k6uj@pacbell.net> wrote:
>
>> I will be connecting no. 6 copper wire to 8 foot ground rods and plan to
>> bury the
>> connections. I did my homework reading Tower Talk archives and have
>> concluded
>> that I will cad weld the connections. I am a newbie at Cad Welding any
>> advice, and where is the best place to get cad welding supplies ?
>>
>>
>> Bob
>> K6UJ
>> _______________________________________________
>>
>>
>>
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