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Daily Archives: 2020-05-06

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Rigid Flex Printed Circuit Board Drilling and Gravure Removal Technology

Industry-newsBy By FAST TURN PCB2020-05-06

Overview Deburring and gravimetric etching is an important process after CNC drilling and before chemical copper plating or direct copper plating of hard and soft bonded boards. To achieve reliable electrical interconnection of hard and soft bonded boards, appropriate deburring and gravimetric etching techniques must be selected for the special material composition of hard and…

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