China PCB Steel Base PCB Metal Base

Professional PCB Manufactory
PCB - Printed Circuit Board
ELECSOUND
ELECSOUND is a professional PCB manufactor with10 years' export experienceSurveillance, Control & PBoiler & Furnace rotection . Located in Shenzhen, China.
We have skilled and professinal staffs for production line. We can supply FR-4, metal core aluminum based, polyimide, etc.Our PCB factory has obtained ISO 9001 and UL, and we specialize in single, double-sided, 4 layer to 8 layers at a very competitive price with excellent quality. Lead time is 7 to 10 days only.Weproduced custom PCBs as below:
Single-sided PCB,
double-sided PCB,
4 layers PCB, and multilayer PCB.We provide different surface finishedas customized, such as: HASL lead free, ENIG, hard gold plating, OSP, Rosin, etc.
Files format available as below:
CAM350 Gerber file,
Protel 99 SE
Printed Circuit Board Customized Manufacturing according to Gerber Files or original source file

ContentCapabilityMRelay & Contactor aterialFR4, TG130, TG140, TG160, TG170Surface treatmentHASL,Chemical Tin,ENIG(Immersion GOLD),OSP,IMT,Plating silver, GOLD FingerLayersSingle-sided,double-sided,4 layers, 6,8,10,12 LayersMaxi. board size800mmX508mmLine width/space0.1mm/ 0.1mmBoard thickness0.2mm-4mmMin.tolerance of Board thickness+/-8% - 10%Copper foil thicknessOut Layer: 17.5um/35um/70um/105um/140um/175um
Inner Layer: 17.5um/35um/70um/105um/140umOutline ToleranceCNC routing:+/-0.1mm , Punching: +/-0.1mmV-CUT registration+/-0.15mmPTH hole copper thickness15um-50umWarp and twist<=1%Min. registration of hole position+/-3mil(+/-0.76mm)Min.punching hole0.8mm(Board thickness below 1.0mm .)Min.Punching Square slot(Board thickness below 1.0mm, 1.0mmX1.0mm)Registration of printed circuit+/-0.076mmMin.drill hole diameter0.2mmMin.tolerance of hole diameter+/-0.05mmThickness of surface treatmentPlating Gold:(Ni4um-6um ,Au 0.1um-0.5um),
Immersion GOLD: (Ni 5um-6Oscillator um,Au:0.0254um-0.127um),
Plating Silver:(Ag 5um-8um)V-CUT degree tolerance+/-5(degree)V-CUT Board thickness0.6mm-3.2mmMin.Legend width0.1mmMin.Solder mask width0.1mmMin.Solder mask ring0.05mm

Product Overviews
We currently offer a broad range of capacitors, LEDs, Cermet Trimming Potentiometers, PCBs, Semiconductors, Transistors, Zinc Oxide Varistors, Switches and Resistors.Company Information
Elecsound is anISO Certificated manufacturer of high quality, high reliability electronic components, formed in January of 1996.Our staff has over 10 years of experience with excellent English. All of our employees have a strong work ethic and a strong commitment to provide the high quality products that consistently meet or exceed our customer's requirements.
Certificates
Packaging & Shipping
FAQ
1: How long is your lead time?
It depends. Normally, it is 2-6 working days if the goods are in stock, or it is 7-40 days if the goods not in stock.2: What is your terms of payment ?
For small amount orders, 100% better paid by PayPal or T/T in advance. For large amount orders like more than
10000USD,30% T/T in advance , balance fully paid before shipment.3. Do you have any MOQ limit for an order?
Yes, we have MOQ. different items have different MOQ. We will mark MOQ when we quote.4: How to proceed an order?
Firstly, let us know your requirements or application. Secondly, we quote according to your requirements or our suggestions.Thirdly, customer confirms the samples and pay deposit for the official order. Finally, we arrange the production and ship once it's ready.5: Do you accept Alibaba online orders?
Sure!! We prefer to fulfil orders under Alibaba Trade Assurance system, since both parties will be protected.6: Do you provide samples? is it free or extra?
Yes, normally we could offer samples with free charge butdo not paythe shipping freight.7: How do you guarantee my goods right?
Order will be arranged exactly as requested, we will doubly check the packing and qty before delivering out also we will take you photos if required or necessary.8: Is it OK to print my logo on the packing?
Of course, customized packing accepted!! But it may bring some coTool Packaging st, it depends on the qty, if small qty then we don't accept.Contact us