导致多氯联苯、多氯联苯委员会、印刷电路板

Mobile phonepcb,pcb board,printed circuit board 1.We have 10 years experience inpcb board field to serve your needs 2.Competitivepcb board price with high quality 3.Excellent service and prompt delivery 4.Ourprinted pcb boardget ISO and UL Certificates and meet ROHS standard Our PCB Technical capabilities NOITEMTechnical capabilities1Layers 2-20 layers 2Max. Board size 2000×610mm 3Min. board Thickness 2-layer 0.15mm 4-layer 0.38mm 6-layer 0.55mm 8-layer 0.80mm 10-layer 1.0mm 4Min. line Width/Space 0.075mm(3mil) 5Max. Copper thickness 6OZ 6Min. S/M Pitch 0.075mm(3mil) 7Min. hole size 0.1mm(4mil) 8Hole dia. Tolerance (PTH) ±0.05mm(2mil) 9Hole dia. Tolerance (NPTH) +0/-0.05mm(2mil) 10Hole position deviation ±0.05mm(2mil) 11Outline tolerance ±0.10mm(4mil) 12Twist & Bent 0.75% 13Insulation Resistance >1012 Ω Normal 14Electric strength >1.3kv/mm 15S/M abrasion >6H 16Thermal stress 288°C 20Sec 17Test Voltage 50-300V 18Min. blind/buried via 0.15mm (6mil) 19Surface Finished HAL, ENIG, ImAg, Imsn OSP, Plating AG, Plating gold 20Materials FR4,H-TG,Teflon,Rogers,Ceramics,Aluminium, Copper base