China High Quality Custom-Made Multilayer PCBA Manufacturer
|Board cutting||Number of layers||1-22|
|Min. Thickness for inner layers |
(Cu thickness are excluded)
|Min.||Single/Double layer: 0.008±0.004"|
|4 layer: 0.01±0.008"|
|8 layer: 0.01±0.008"|
|Bow and twist||<7/1000|
|Copper weight||Outer Cu weight||0.5-4 oz|
|Inner Cu weight||0.5-3 oz|
|Drilling||Min size||0.0078" (0.2mm)|
|Drill deviation||±0.002" (0.05mm)|
|PTH hole tolerance||±0.002" (0.005mm)|
|NPTH hole tolerance||±0.002" (0.005mm)|
|Plating||Min hole size||0.0008" (0.02mm)|
|Aspect ratio||20 (5:1)|
|Min solder mask clearanace||0.003" (0.07mm)|
|Min size||0.006" (0.15mm)|
|E-test||Flying Probe Tester||Y|
|Impedance tester||Tektronix TDS8200|
|Surface Finish||HASL,ENIG,immersion silver,immersion tin,OSP...|
Packaging & Delivery
Packaging Details: Double sided custom quick prototype digital set top box pcb's packaging details:
Inner packing: vacuum bag
Outer packing: carton
Delivery Detail: 3-10 working day
We have in-house workshop for one stop shop service
OEM (We manufacture according to your design - BOM, Gerber file and testing procedures, while providing you best recommendations for easy manufacturing and cost saving):
1. Component sourcing and procurement
2. PCB Manufacturing
3. Component Assembly (PCBA - SMT & Through Hole parts)
4. Chip-on-board (COB)
Surface-mount technology (SMT)
Ball-grid array (BGA)
5. Plastic Enclosure (Mould) Manufacturing
6. Metal Enclosure (Tool) Manufacturing
7. Cable & Wire harness Assembly
8. Final Assembly
9. QC Testing
FAQ:Frequently Asked Questions
1. When can I get the quotation ?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.
2. How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality counter display.
If you need the samples, we will charge for the sample cost .But the sample cost can be refundable after order confirmation when your quantity of the order is more about the MOQ.
3. You can provide some samples for me?
Yes, we can provide free samples to you, but the freight need you to bear.
4. I am a small wholesaler, do you accept small order?
It's no problem if you are a small wholesaler, we would like to grow up with you together.
5. How long can I expect to get the sample?
After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 3-7 days. The samples will be sent to you via express and arrive in 3-5 days. You can use your own express account or prepay us if you do not have an account.
6. What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order. The lead time of MOQ is about 10 to15 days. Generally speaking, we suggest that you start inquiry two months before the date you would like to get the products at your country.
7. How does your company do regarding quality control?
Each year we have quality supervision department inspection, and issue inspection reports, each batch of goods will be strictly controlled, the company's internal will have quality regulation, to ensure that every batch of products qualified and best quality.