Pcb board

12layer pcb board, multilayer pcb We can offer you all kinds of high quality PCB with fast delivery time and competitive ptice. Our PCB passed UL ISO Certificates and meet ROHS standards. We have rich experience in PCB field to serve you needs. Our PCB products description: 1. Number of layer: single layer to 20 layers 2. Base Material: FR-4. CEM-1. Aluminum PCB. 94v0. 94 HB etc 3. The color of solder mask and silkscreen: Green. White. Blue. Yellow. Red. Black etc. 4. Surface Finish: Lead Free HAL. HAL. Flash Gold. Immersion Gold. OSP. Gold Finger Platting. Carbon Ink printing. peelable Blue Mask 5. The used of product: our products are used in a variety of electronic applications; in cluding hand-phone motherboard. Lcd of mobile. Compuer display card. Blind board. P.C.B. TECHNICA SPECIFICATION DescriptionSpecification Single-sided(s/s)Double-side(s/s)Much plywoodCitcuit copper degree 1/2 oz 1 oz 1/2 pz 1 pz 1/2 oz 1 oz Width of the minimum circuit 0.13±0.02mm 0.15±0.05mm 0.08±0.02mm 0.13±0.02mm 0.11±0.02mm 0.11±0.02mm Minimum interval(mm) 0.12mm 0.15mm 0.1mm 0.13mm 0.1mm 0.15mm Min line lerance(mm) 0.40-6.6±0.05mm 0.20-10.0±0.075mm 0.20-10.0±0.075mm Min line spacing to edge(mm) ±0.127mm ±0.075mm ±0.075mm Min line spacing to edge(mm) 0.2mm Distance between the line and line(mm) ≥0.08mm Smallest legend characters(mm) 0.8mm Thin legend characters(mm) 0.15mm Silk-screening tolerances,solder mask to copper pad center(mm),Legend to hole center(mm) 0.2mm, 0.12mm Solder resist opening copper pad,min(mm) 0.2mm-0.25mm 0.1mm-0.15mm Hole pattern registration to Art Work patter(mm) ±0.075mm Minimum pad diameter to diameter resting widthmm 1 oz /0.25mm 2 oz /0.5 mm Quality Cortrol Gist MIL-STD-105E ISO9001:2000 Gb-2828