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Thu, 27 Mar 2014 08:21:50 -0700 |
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Guy,
The accepted limits range from 3 - 5 wt% gold in the solder, so one must
calculate by weight, not volume.
Ed Hare
VP SEM Lab, Inc.
www.semlab.com
On Thu, Mar 27, 2014 at 8:06 AM, Guy Ramsey <[log in to unmask]> wrote:
> When determining the percent gold in a solder connection, should one
> calculate using volume or weight?
>
> I always did this by calculating the volume of the solder and the volume of
> the gold by thickness. Thinking that solder and gold were similar in
> density. eeaAhh, yeah, NO. 11 oz/cuin. Versus 5 oz.
>
> So, there is a big difference between calculating by weight and calculating
> by volume. Which way is right?
>
> Guy
>
>
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--
Ed Hare
gmail - [log in to unmask]
gvoice - 360-453-7550
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