2026 PCB Tin Material Cost Calculation: Exact Tin Costs for Circuit Fabrication Plating & Hot Air Solder Leveling (No Processing Fees Included) This calculation only accounts for the pure tin material cost of two core tin-consuming processes in PCB production—tin plating for circuit fabrication and Hot Air Solder Leveling (HASL) for surface finish. All HASL calculations incorporate the full-pr...