At a minimum, CEM1 will absorb the plating chemistry and during assembly
will blow out the PTH. Products may also leech out of the paper and "poison"
your plating baths. CEM1 is NOT recommended for PTH applications. CEM3 is
fine for PTH applications.

Regards


Gerard O'Brien
Photocircuits Corporation

-----Original Message-----
From: Baski Devre [mailto:[log in to unmask]] 
Sent: Monday, August 16, 2004 8:19 AM
To: [log in to unmask]
Subject: [TN] Dear Technetters

Dear Technetters
We have used Panel platings with CEM1 materials since one year. Could you
explain what kind of problems can be occur on these kind of PTH productions.

Mustafa YÜCEL
Ürün Kalite Mühendisi
Product Quality Engineer

BASKI DEVRE SAN. ve TIC. LTD. STI.
Ceyhan Sk. No:10 81490 Pendik-Istanbul-Turkey
Tel:    00 90 216 3901036 (4 Hat/Line)
      00 90 216 4836560 (4 Hat/Line)
Fax:    00 90 216 3544941
      00 90 216 4913269
Internet:www.baskidevre.com.tr

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