- PCB manufacturing equipment
PCB Drilling machine
PCB pattern plating line
PCB solder mask expose machine
PCB pattern expose machine
Strip film etching line
Solder mask screen silk print machine
Solder mask scrubbing line
PCB Flying Probe Test (FPT)
Fully automatic exposure machine
Leadsintec
Why choose us?
competitive price
We have the most competitive price, our own factory, reasonable cost control, no hidden cost
No order threshold
Without any minimum order restrictions, provide high-performance PCBs in the shortest time
24-hour customer service
we provide 24-hour service and support, you will receive a reply to your question within 2 hours and a quotation within 24 hours.
Free DFM service
Before the official production of the PCB, we will conduct a free DFM review service and support free Allegro, Altium, Protel, PADS, OBD, Gerber and other formats.
Leadsintec
Industries we serve
Leadsintec
Goldfinger PCB FAQ
Two types: electroless nickel immersion gold and electroplated hard gold.
Because it has the highest corrosion resistance and electrical conductivity after copper and silver. Gold is sometimes used in combination with cobalt and nickel to increase the wear resistance of the fingers.
Gold fingers are gold-plated, narrow connectors on the edge of a printed circuit board that enable connections between multiple circuit boards. They are made of meat gold, the hardest form of gold available, which works for long periods of time and has excellent conductivity.
