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professional manufacturer of pcb
New Equipment | Fabrication Services
Material: FR-4 Board thickness: 2.4mm Copper thickness: 140um/4oz Surface finishing: Immersion Gold (ENIG) Solder mask: blue, green, yellow, white, red, black, purple Application: UPS, power supply, convertor, motor For your board, feel free t
FR4 2. 0mm, red soldermask, Immersion gold+golden finger
Electronics Forum | Thu May 10 19:19:41 EDT 2007 | rgduval
Wayne, I haven't seen anything indicating that Gold Immersion is necessary for lead free... However, it is my companies preferred finish for lead free assemblies. We've taken this stance for the following reasons: 1. Better solder quality on th
Electronics Forum | Fri Jan 02 16:52:16 EST 2009 | boardhouse
Hi, From a Manufactures choice - Green is the best due to it is the most commonly used mask color in the industry & cheapest. Kind a like Red paint for Barns. For US shops, most only have one LPI machine and to continually switch from Green to othe
Parts & Supplies | Circuit Board Assembly Products
PULANG TECHNOLOGY CO,.LTDOffers electronic manufacturing services including PCB designing, electronic contract manufacturing including electronic product design, electronic product development, electronic product repair, PCB manufacturing, electronic
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2018/07/last-will-of-bga-void.pdf
BGA288 19x19 mm 1.0 mm A-CABGA288- .8mm-19mm- DC Test Vehicle The test board was 2.18mm (86 mil) thick with 14 dummy inner layers. The board was constructed using FR-4 material in accordance with IPC-4101/126 with an electroless nickel/immersion gold (ENIG
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