[Amps] solder vs. High temp.

[R.Measures]

On Jul 25, 2005, at 8:13 PM, Will Matney wrote:

>
> Peter,
>
> Yes, I went and looked that up, it is considered a brazing product. 
> They add cadmium to change the silvers melting point. There's another 
> alloy without cadmium which melts a shade higher in temperature. The 
> 1150 deg. F stuff is pure soft silver.

Pure silver melts at 1761ºF / 960.8ºC.

> The parts always come to a red to bright orange heat when brazing. 
> You'll see small sparks on some types of brazing like with a brass 
> rod. I think that's primarily from the flux on the rod. The higher 
> temp brazing requires the use of shaded glass goggles or a face shield 
> too as the molten pool is pretty bright and can burn your eyes.
>
> Best,
>
> Will
>
>
> Date: Tue, 26 Jul 2005 01:46:31 +0200 (CEST)
>
>>
>> I use a hand held propane/butane torch to get up to around 700 deg
>> C for silver soldering with what we call Easiflo 2- about 620 deg C
>> melting point. That's about red heat.
>> 73
>> Peter W6/G3RZP
>>
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Richard L. Measures, AG6K, 805.386.3734.  www.somis.org