Desmear Electrolytic Etcher from China
An electrolytic etcher used for desmear processing of drilled PCB holes prior to plating, removing resin smear via anodic dissolution. This apparatus is specifically designed for electrolysis in circuit board production. It falls under tariff item 8543.30.00 as a machine for electrolysis.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the etcher is used solely for electrolytic desmear, not general etching, to justify classification under 8543.30.00
• Provide technical specifications showing anodic dissolution as the primary mechanism
• Check for any environmental regulations on chemicals used in the process