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In general, cleaning of panels is required before each delicate process step
were dust is a nightmare. The following list is not limitative :
- Panel cleaning before dry film lamination
- Panel cleaning before liquid resist coating,
- Artwork cleaning before exposure,
- Panel cleaning before exposure,
- Panel cleaning before screen printing of photo resist,
- Panel cleaning before AOI (optical inspection),
- Prepreg cleaning during multilayer lay up,
- Copper clad cleaning during multilayer lay up,
- Stainless steel plate cleaning during multilayer lay up,
- Panel cleaning before solder mask coating,
- Panel cleaning before solder mask screen printing,
- Panel cleaning before silkscreen printing,
- Panel cleaning before electrical test,
- Final panel cleaning before shipment,
- A.s.o..
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