Hi guys,

Does anyone know a good and cheap type of dry film photoresist that has good
adhesion to PCB (Cu surface)? We want to use the PR mold for Zn/Sn plating. The
minimum feature is about 50~60 um width straight lines.

Thank you.

Regards,

Mingke Xiong
AEM, Inc.
6610 Cobra Way
San Diego, CA 92122, USA
www.aem-usa.com
858-481-0210 (1660)