Views: 0 Author: Site Editor Publish Time: 2025-07-05 Origin: Site
The global PCB manufacturing equipment market has recently introduced a new generation of intelligent PCB washing machines. By integrating innovative chemical cleaning processes with intelligent control systems, these advanced washing machines achieve efficient removal of copper surface oxides and particulate contaminants, along with precise regulation of micro-roughness. This breakthrough provides critical process support for high-end fields such as 5G communication, automotive electronics, and artificial intelligence, redefining the role of PCB cleaning machines in modern manufacturing.
Traditional PCB washing machines often struggle with the contradiction between "inadequate cleaning power" and "substrate damage." The new-generation PCB cleaning machine employs a composite chemical cleaning solution combined with ultrasonic cavitation and high-pressure spray technologies, forming a three-dimensional cleaning mode that elevates the performance of standard washing machines:
Deep Decontamination: Acidic oxidants and chelating agents work synergistically in this PCB washing machine to rapidly dissolve copper surface oxide layers (CuO/Cu₂O) while stripping nanoscale particulate contaminants, achieving a cleaning rate exceeding 99.9%. This surpasses the capabilities of conventional PCB cleaning machines.
Controlled Roughening: By adjusting micro-etchant concentration and processing time, the PCB washing machine forms a 100-500 nanometer honeycomb structure on the copper surface, increasing surface area by 40%. This significantly enhances the adhesion strength of photosensitive materials (e.g., dry films, photoresists) and reduces graphic transfer deviations—a feature unique to advanced PCB cleaning machines.
In applications such as new energy vehicle power control systems and server high-speed backplanes, PCBs processed by these PCB washing machines must withstand extreme environments featuring high-frequency vibration, high temperatures, and humidity. Supplier testing reveals that PCBs cleaned using the new PCB cleaning machine exhibit a 2.3-fold increase in copper-to-photosensitive material adhesion strength, with damp heat test lifespans extended beyond 2,000 hours. First-pass yield rates soared from 78% to 96%, demonstrating the superiority of this PCB washing machine over traditional models.
Equipped with a closed-loop recycling system, the new PCB washing machine enables over 95% reuse of cleaning solutions, reducing hazardous waste emissions by over 15 tons annually per production line—a 40% improvement over older PCB cleaning machines. Additionally, energy consumption decreased by 30% compared to conventional washing machines, accelerating corporate progress toward carbon neutrality goals.
