Black Solder Immersion Gold PCB

We have 10 years experience in pcb filed to service you need. We can offer 1 to 32  layers pcb fabrication, especially multilayer pcb, teflon pcb,flexible pcb and rigid flex pcb are what we mainly deal with.storm circuit  can fabricate black solder enig  pcb and all colors  prototype pcb,for any pcbs,submit your pcb specifications by emailing us your gerber files.quick turn quote will be sent. Pcb features: 1.layer: 22.material: fr43.thickness: 1.6mm4.copper: 1oz5.mini hole: 0.15mm6.mini width/space: 0.2mm/0.2mm7.finish: immersion gold our manufacturing capability: manufacture capability layers: 1-32 layersmaterials: cem1, cem3, teflon, rogers, fr-4, high tg fr-4, aluminum base, halogen freemax board size: 510*1200mmmaterial: rohs directive-compliantpcb thickness: 1.6mm-6.4mmout layer copper thickness: 1-6ozinner layer copper thickness: 1oz-12ozmax board thickness: 6.0mmminimum hole size: 0.150mmminimum line width/space: 3/3milmin s/m pitch: 0.1mm (4mil)plate thickness and aperture ratio: 12:1minimum hole copper: 20μmhole diameter tolerance (pth): ±0.075mm (3mil)hole diameter tolerance (npth): ±0.05mm (2mil)hole position deviation: ±0.05mm (2mil)outline tolerance: ±0.05mm (2mil)surface finish: hasl leadfree, immersion enig, chem tin, flash gold, osp, gold finger, peelable, immersion silver,enepigsolder mask: green/blue/red/black,purple,white,yellow,transparent legend: white/black/yellowoutline: rout and score/v-