Solder Mask Application

Solder mask application is a critical process in PCB manufacturing that determines board reliability, resolution, and cost. This guide Solder Mask Application LPI Spray and Curtaincovers three primary solder mask application methods—Liquid Photoimageable (LPI), Spray, and Curtain Coating—to help B2B buyers make informed decisions for custom PCB production and export. 1. Liquid Photoimageable (LPI) Solder…