At Viasion, we specialize in Hot Air Solder Leveling (HASL), a high-quality process used to prepare PCB surfaces for reliable soldering. Our HASL service ensures a consistent and flat coating of solder, improving the solderability and durability of electronic components. With precise temperature control and advanced technology, Viasion delivers superior HASL results, ensuring your PCB... https://www.viasion.com/blog/understanding-hasl-pcb-finish/