best price high quality fr4 One-stop service for PCB and PCBA

PCB Assembly 1.PCB&PCBA 2.ISO9001/TS16949/ROHS/UL 3.OEM PCB Assembly is welcome 4.High Quality,Reasonable Price&Best Ser

1.  KANGDONG PCB and PCBA Manufacture Capability

Item	Capability
1.Base Material	FR-4 / High TG FR-4 / Lead free Materials (ROHS Compliant) / Halogen Free material /CEM-3/CEM-1/ /PTFE/ROGERS/ARLON/TACONIC
2.Layers	1-28
3.Finised inner/outer copper thickness	1-6OZ
4.Finished board thickness	0.2-7.0mm
	Tolerance	Board thickness≤1.0mm: +/-0.1mm 1<Board thickness≤2.0mm: +/-10% Board thickness>2.0mm: +/-8%
5.Max panel size	≤2sidesPCB: 600*1500mm Multilayer PCB: 500*1200mm
6.Min conductor line width/spacing	Inner layers: ≥3/3mil Outer layers: ≥3.5/3.5mil
7.Min hole size	Mechanical hole: 0.15mm Laser hole: 0.1mm
	Drilling precision: first drilling	First drilling: 1mil Second drilling: 4mil
8.Warpage	Board thickness≤0.79mm: β≤1.0% 0.80≤Board thickness≤2.4mm: β≤0.7% Board thickness≥2.5mm: β≤0.5%
9.Controlled Impedance	+/-5%
10. Aspect Ratio	15:1
11.Min welding ring	4mil
12.Min solder mask bridge	≥0.08mm
13.Plugging vias capability	0.2-0.8mm
14. Hole tolerance	PTH: +/-3mil NPTH: +/-2mil
15.Outline profile	Rout/ V-cut/ Bridge/ Stamp hole
16.Surface treatment	OSP: 0.5-0.5um HASL: 2-40um Lead free HASL: 2-40um ENIG: Au 1-10U’’ ENEPIG: PB 2-5U’’/ Au 1-8U’’ Immersion Tin:0.8-1.2um Immersion silver: 0.1-1.2um Peelable blue mask Carbon ink Gold plating: Au 1-150U’’
17. E-testing pass percent	97% pass for the first time,+/-2%(tolerance)
	FQC-Physical Lab: Reliability tests
18.Certificate	ROHS  UL:E327776  ISO9001:2008  IPC  SGS
Our equipments
1.Drilling workshop	4 drilling bits of drilling machine: 4 sets 2 drilling bits of drilling machine: 2 sets
2. photo plotting workshop	Israel “ORBOTECH” Photo Plotters
3.AOI	AOI machine
4.IPQC	“OXFORD” CMI 700 Copper Thickness Tester
5.Impedance test	USA “Tektronix” DSA 8200 Impedance Tester
6.Outline workshop	CNC routing machine: 7 sets angle-cutting machine V-cut machine

 

KangDong's advantage

1, Strong engineering support:

 

As we have our own PCB design teams, we can do design work for you or improve your designs accroding to your requiremenys. And if you have placed the volume order to us and your design is new and need to improve or revise in the actual application, our experienced engineers can offer you the strong support without charging any extra money.

 

2,Competitive prices:

We regularly stock over 5000+ common parts from quality manufacturers and cooperate with the world famous electronic components distributors like DigiKey, Mouser, Element14, Arrow, Avnet, Maxim and Future Electronics to guarantee our supply chain is smooth and serve both the urgent needs and common needs with fastest lead time and competitive price.

 

3, On time delivery:

We can do the on time delivery and shorten customers’ wait time, because:

1, We regularly stock over 5000+ common parts;2, We have the most professional sourcing team and cooperate with world famous electronic components distributors;3, We have our own PCB and PCB assembly factory;4, We have our own design team whom can help customs resolve the most sophisticated technical problems

 

4, Quality guarantee:

We guarantee that all the products we manufactured are 100% qualified and have at lest one year guarantee period, but the premise is that all the parts of the products are provided by us (including PCB, electronic components and assembly work). And for those products only partially services provided by us, we are only responsible for the liability of the services provided by us.

 

5,Confidentiality:

We treat all your information as highly confidential and maintain the strictest standards to protect your intellectual property rights (IP).The confidentiality of your information is protected with the following means and processes.

best price high quality fr4 One-stop service for PCB and PCBA