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October 1999

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Subject:
corrosion under temporary mask
From:
Ramsey's <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Sat, 9 Oct 1999 11:52:29 -0400
Content-Type:
text/plain
Parts/Attachments:
text/plain (21 lines) 
Any one out there using Kester peelable solder mask, you know the pink
stuff? We have noticed that it attacks metal. Dulls HASL land patterns,
SMT fillets, attacks LPI mask (sometimes). In one case, where we use it
to keep solder off of screw heads, rust formed where the zinc plate was
missing.
Comments?

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