Double-sided printed circuit board, fast prototype PCB,24 hours fast turn,48 hours normal lead time at Rocket PCB
Two-sided PCB model, the foremost normally surface treatment is HASL. At constant time, OSP, gold plating, immersion gold, immersion silver, is equally applicable.
HASL- sensible appearance, simple to weld tin on the pad, easy welding, low price.
ENIG- stable quality, sometimes employed in the case of boding IC.
For two sided board, using through hole within the middle connects two-sided traces, and there are 2 more processes than single aspect board, that is Electroless Copper and plating.
Double sided boards are wide used and relatively easy, each manufacturer can do, that the competition is usually on the price.
Some makers use low grade CCL, soldermask ink is also comparatively low cost, even the surface plating is skinny, leading to price variations.
At Rocket PCB, we have been using top-grade materials, never cut corners, quality is first-class, our strategy is tiny profits but fast turnover, therefore within the premise of quality assurance, our PCB price is extremely competitive, you're welcome to inquiry here!(firstname.lastname@example.org), get quick quotation.
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