Isn't MAPP hotter than propane? Can't you braze with MAPP whereas propane
doesn't get hot enough?
Tony
N2TK
-----Original Message-----
From: towertalk-admin@contesting.com
[mailto:towertalk-admin@contesting.com]On Behalf Of Richard M. Gillingham
Sent: Tuesday, August 06, 2002 11:18
To: Mark
Cc: ka4inm@tampabay.rr.com; Tower Talk
Subject: Re: [Towertalk] silver solder ok for Ground wire to rod ?
Prestolyte is acetylene..made by combining water and calcium carbide.
Used by welders and plumbers.. Mapp is a petroeum dirivative as is
propane.. Can't get a flame as hot as with acetylene...
Y'all be careful, hear..
gil, W1RG
Mark wrote:
>Query .. in the past, I used MAPP Gas --- is that similar to Presto-Lite?
>Haven't bought any for years, still have the torch part someplace! Mark
>6dx
>----- Original Message -----
>From: "Ronald KA4INM Youvan" <ka4inm@tampabay.rr.com>
>To: "Tower Talk" <towertalk@contesting.com>
>Sent: Tuesday, August 06, 2002 12:08 AM
>Subject: Re: [Towertalk] silver solder ok for Ground wire to rod ?
>
>
>
>
>>>Is it acceptable to silver solder the #4 solid copper to the 8' ground
>>>
>>>
>stakes
>
>
>>>I'm (slowly) pounding in? I was considering making a full tight loop
>>>
>>>
>around the stake
>
>
>>>and silver soldering rod to wire, in lieu of clamps.
>>>
>>>
>>>Good idea or bad?
>>>
>>>
>> The best! I use "Sil-Flow 5" 94% copper, 5% silver 1& phosphorous
>>
>>1,750 degree melting temperature.
>>
>>
>> I consider such a connection correctly made, (to copper or brass,
>>not steel or zinc) to be superior to thermite welds, hands down.
>>
>> The word SOLDER makes the uninitiated think lead and tin, this
>>is actually `braze welding'.
>> It takes one or more (depending on wire size etc.) turbo torches,
>>I use acetylene and air (presto-lite). {good for 3,500 degrees
>>or so}
>>
>> 73 (= Best Regards) de: Ron ka4inm@tampabay.rr.com
>>
>>
>>
>
>
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