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Reply To: | TechNet E-Mail Forum. |
Date: | Thu, 3 May 2001 09:47:04 +0300 |
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Jon
This phenomenon is well known with water-soluble fluxes containing amino
compounds which "set like egg-white". I have always recommended the wash
not to exceed 50°C.
Brian
Jon Moore wrote:
>
> >From what I gather from your description, I have battled this exact problem
> at a previous employer. Although this may be different from your process, it
> turned out for us that the initial rinse temperature of our wash system was
> too high. To make a long story short, we lowered the temperature of the
> first zone by about 20 degrees F and never had the problem again.
>
> Jon Moore
>
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