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2022-05-05

Analysis of Improving the Quality of Pircuit Board Etching Process (3)

4. The Maintenance of Etching Equipment The most critical factor in the maintenance of etching equipment is to ensure that the nozzle is clean and there […]

2022-05-05

Analysis of Improving the Quality of Pircuit Board Etching Process (2)

3. Equipment adjustment and interaction with corrosive solution In printed circuit processing, ammonia etching is a relatively fine and complex chemical reaction process. In turn it […]

2022-05-05

Analysis of Improving the Quality of Printed Circuit Board Etching Process (1)

I. Introduction The purpose of Prinetd Circuit Board Etching Process: After the circuit is electroplated, the board removed from the electroplating equipment is processed to complete […]

2022-05-04

Electroplating Process Learning Materials (1)

1. Classification of Electroplating Processes: Acid Bright Copper Electroplating Nickel/Gold Electroplating Tin Electroplating 2. Process Flow: Pickling → copper plating on the whole PCB board → […]