The Comprehensive Guide to HASL PCB: Process, Advantages, and Applications
Introduction to HASL PCB Hot Air Solder Leveling (HASL) remains one of the most widely used surface finishing techniques in printed circuit board (PCB) manufacturing. For decades, this reliable method has served as the industry standard for protecting copper traces from oxidation while providing excellent solderability. HASL PCBs continue to dominate many segments of electronics…















