Current resist coating methods for PCBs include screen printing, dry film, and liquid resist sensitization, each with varying precision and suitability for different production needs, with screen printing being cost-effective but less adaptable for complex designs, while dry film achieves finer patterns but requires careful handling to ensure quality.
Coating Techniques for PCB Circuit Pattern Resist Read More »
The process for drilling and surface treatment of flexible printed circuit boards involves careful attention to the metallization, cleaning, and film selection to ensure uniform copper layers and precise patterning, with recent advancements in direct electroplating and film methods improving quality and production efficiency.
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