Hi All,
What's the industry rule of thumb for prepping pwbs for plasma desmear?
Do you bake (dry) prior to plasma or do you just do an extended vacuum
segment at the beginning?
The panels are 142 mils and the plasma house says they can't get the
required etchback because of moisture.
Hans
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Hans M. Hinners
Process Engineer
Toppan Electronics, Inc.
770 Miramar Road
San Diego, CA 92126
(858) 695 - 2222 ext. 241
(858) 695 - 6823 fax
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