Union Circuits can make 4~32 Layer multilayer PCBs, we mainly focus on the oversea market to service customers for their PCB Prototype, small to medium PCB needs. We at good at impedance control, hard Gold plating, Gold fingers, half-hole, edge copper plating, heavy copper, high Frequency PCB etc.Key Specification ??Layer Count4~32MaterialFR-4(Tg130), FR-4(Tg150), FR-4(Tg170), FR-4(Tg180)Finished?Thickness0.4~6.5mmFinished Outer Cu ThicknessHOZ, 1OZ, 2OZ, 3OZ, 4OZ, Up to 20OZFinished Inner Cu ThicknessHOZ, 1OZ, 2OZ, 3OZ, 4OZ up to 10OZSurface FinishLead-free HASL, OSP, Immersion Gold/Tin/Silver/AgSoldermaskGreen, White, Black, Blue, Red, YellowSilkscreenWhite, Black, YellowPanel SizeMinimum 30x50mm, Maximum 600x1000mmAttention: "These are the basic specifications we gonna to need for your Printed Circuit Board fabrication, if you need a quick quote or going to order soon, to save time please kindly provide all the fabrication details to us, of course if there were any other special requirements or details out of this specification, please also comment so we can consider it in our quotation." ? ? ? ? ??--From Union Circuits Engineering dept.Product DetailsMOQ1 PieceProduction Lead Time2~15 Working Days Quick turn, 10~20 Working Days mass productionMin. Drill Hole Size0.15mm?for mechanical drilling, 0.1mm laser drillingMin. Trace?Width/Spacing3/3milData FormatGerber RS-274-D/X, .pcb, .pcbdoc, .cam, ODB++, CADE-Test100% E-test(cost included in the Unit Price, NO extra charge)CertificationsUL, CUL, ISO9000, ISO14001, TS16949.StandardIPC-A-600H Class 2(default), Class 3 (base on request)ApplicationAutomotive electronics, Computer, Communication equipment,?Instrumentation…PackingInner vacuum + foam, Outer carton boxShippingDHL(default), UPS, TNT, FedEx, EXW, FCA/FOB HongKong, By SeaPaymentT/T, PayPal, Western Union (USD, EUR)Union Circuits is a Professional Multilayer PCB Manufacturer located in Shenzhen, China, we focus on Quick turn, Prototype, small to medium volume PCB and FPC production on the market for more than 10 years, Rigid PCB layer count up to 32 Layers and FPC 1~8 Layers. Currently we are serving more than 60 countries customers in different industries with perfect quality and competitive prices, if you are trying to find a reliable offshore PCB supplier or going to switch new suppliers you are worth to try us, welcome customers from all over the world to inquiry and order. ? ? ? ? ? http://www.unioncircuits.com/ri...-pcb/multilayer-pcb.html