RE: C170 Copper - Beryllium Copper Alloy

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: "Lau, Gary" <Gary.Lau@xxxxxx>

Resistivity for C160 alloy is 46.2 uOhm-cm, as compared with 1.67
uOhm-cm for pure copper - worse by a factor of 27.  Definitely return it
and trade up to copper.

Regards, Gary

> Original poster: "Cameron B. Prince" <cplists@xxxxxxxxxx>
>
> Hey guys,
>
> As some of you will recall, I built my large coil's primary from
bronze
> weather-stripping based on Terry Blake's design. I'm noticing the
issues
> that several list members warned me about. The extra resistance of the
> bronze is causing it to get rather hot. This is in turn causing the
foam
> tape used as a winding spacer to melt, not to mention the energy being
lost
> to it.
>
> I ordered some copper ribbon to replace the bronze but when I received
it, I
> noticed it had a gold color similar to the bronze I already had. I
called
> the seller and asked about it and he told me that it was actually an
alloy
> known as C170 copper which is a Beryllium Copper Alloy. He offered to
allow
> me to return it if needed.
>
> What do you think about this alloy? Anyone using it? Should I return
it and
> look for 100% copper?
>
> Thanks,
> Cameron
>