Phil,

It is not common. It is only acceptable if you can prove that the ultrasonic frequencies being used do not damage any of the electrical components mounted on the circuit boards.

Regards,
Thomas A. Carroll, CQA, CIT, FAA ODA Unit Member
Supplier Quality Engineer
Boeing Defense, Space and Security - East Region Supplier Quality
eFAX: 314-777-1845
Cell: 215-692-2463
Virtual Desk Phone Number: 314-545-2358
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-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Nutting, Phil
Sent: Friday, August 15, 2014 2:18 PM
To: [log in to unmask]
Subject: [TN] Ultrasonic cleaners and circuit boards

Is it a common or acceptable practice to use an ultrasonic cleaner to wash SMT circuit boards?

Phil Nutting  |  HVP Development Engineer   |  Excelitas Technologies Corp

Lab: +1 978.224.4332   |  Office: +1 978.224.4152
35 Congress St, Salem, MA  01970 USA
[log in to unmask]<mailto:[log in to unmask]>
www.excelitas.com<http://www.excelitas.com/>


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