Verified Company
Shenzhen Zhongsongbaishun Electronics Co., Ltd.
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professional pcb factory manufacturer supply inverter welding pcb board design with good price
Dear clients, as you know, there are more than 1000 companies dealing with PCB service now in China, have you confused when searching a good PCB manufacturer?
What are the most important conditions that you have to consider when you are choosing a pcb supplier?
1.Competetive price.
2.Good quality
3.Strenth of producing.
4.Professional equipments and skillful employees.
Pcbleader Electronics---a professional PCB&FPC manufacturer are dedicated to PCB&FPC designing, PCB&FCP fabricating,PCB&FCP manufacturing with more than 10 years experience.
About Pcbleader:
--We are a big factory dedicated on PCB&FPC manufacturing with more than 200 employees
--We can offer all kinds of PCB&FPC fabrication,including single-sided/Double-sided/Multilayer PCB/FPC etc
with a real factory price
--We have long-time cooperation with China mobile,ZTE,Huawei,Foxconn,Gionee mobile. Etc
--Competitive price,high-quality products.
Company
Certificate
What we need:
For PCB & FPC service: we need your PCB&FPC gerber files.
For PCBA service: we need your PCBA gerber files and component Bom-list
If you don’t have this files,kindly please send us your sample for copy.
Technical standard of PCB
Material | RF-4, Aluminum | |
layers: | 2-30 layers | |
warp and twist | <0.5% | |
surface treatment | hasl, OSP, ENIG, gold finger, Au panel | |
surface treating process of inner layer | brown oxide | |
max size | 457 x 610 mm | |
Board Thickness |
| 0.2mm-3.8mm (±10%) |
outer layer line width/space | ±3mil (75μm)/±3mil (75μm) | |
peel strength of line | ≥6lb/in (107g/mm) | |
min inner pad size | pad annular | 0.13mm (5mil) |
min core thickness | 0.10mm (4mil) | |
inner copper foil thickness | no Cu clad | 1/2oz (17μm) |
outer layer base copper thickness | 1/2oz (17μm) | |
finished panel thickness | 0.2mm-4.0mm | |
tolerance of thickness of finished panel | ≤1.0mm | 4-8 layers: ±12% |
1.0mm-2.0mm | 4-8 layers: ±8% | |
≥2.0mm | ±10% | |
registration of layer to layer | ±3mil (76μm) | |
minimum drilling diameter | 0.15mm | |
minimum diameter of finished hole | 0.10mm | |
accuracy of finished hole | ±2mil (50μm) | |
tolerance of drilled slot | ±3mil (76μm) | |
tolerance of PTH diameter | ±2mil (50μm) | |
tolerance of NPTH diameter | ±1mil (25μm) | |
max AR of PTH | 10:1 | |
PTH hole copper thickness | 0.4-2mil (10-50μm) | |
image to image tolerance | ±3mil (75μm) | |
etching tolerance | ±1mil (25μm) | |
solder mask thickness | end | 0.4-1.2mil (10-30μm) |
corner | ≥0.2mil(5μm) | |
on substrate | ||
solder mask hardness | 6H | |
nickel thickness for electroless nickel and immersion gold | 120u"/240u"(3um/6um) | |
gold thickness for electroless nickel and immersion gold | 2u"/6u"(0.05um/0.15um) | |
impedence control | 50Ω±10% | |
Products we have made:
Welcome to contact us:
Sales: Alex
Skype:pcbleader9 (24hours online)
Email: sales9(at)pcbleader.com
Cell: 0086 13365898900