الوصف

4 layers silver immersion Printed circuit boad 1.High quality 2.On time delivery 3.Approval ISO**0 1:***8 4.Hot sales envir Hot sales environmental protection Lead free HASL 8 layers gold immersion PCB Our company's website:www.dachengxing.com Our production capacity for other PCB 1 Layer ***2 layer 2 Material FR4,CEM*1,CEM*3,Hight TG 3 Board thickness 0.6mm*2mm 4 Max.finished board side **0mm***0mm 5 Min.drilled hole size 0.*5mm 6 Min.line width 0.**5mm(3mil) 7 Min.line spacing 0.**5mm(3mil) 8 Surface finish/treatment Chemical tin,Chemical gold,Immersion gold,Osp,Gold plating 9 Copper thickness **4.0oz *0 Solder mask color green,black,white,red,blue,yellow *1 Inner packing Vacuum packing,Plastic bag *2 Outer packing Standard carton paking *3 Hole tolerance PTH:±0.**6,NTPH:±0.*5 *4 Certificate ISO ***1:***0 ISO ****1:***4 ISO/TS ****9 *5 Profiling punching Routing,V-Cut,Beveling *6 Providing OEM service to all sorts of printed circuit board assembly