[TowerTalk] Cad Welding tips

[Bob K6UJ]

thanks for the info Joe

Bob
K6UJ

On 10/31/16 5:46 PM, Gary wrote:
> 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 at contesting.com> on behalf of Bob K6UJ <k6uj at pacbell.net>
> Sent: Monday, October 31, 2016 7:36 PM
> To: towertalk at 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 at 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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