process |
project |
Single panel |
Double sided and multilayer board |
unit |
material |
The thickness of the plate |
0.8-1.6 |
0.6-3.0 |
m |
Operating size |
Tin plate thickness |
0.8-3.0 |
0.8-3.0 |
m |
|
The thickness of the copper foil |
0.5-2.0 |
0.5-2.0 |
O |
|
Minimum size of production |
150*170 |
210*150 |
mm |
|
The largest size of production |
540*650 |
470*650 |
m |
drilling |
The small hole drilling |
0.3 |
0.3 |
m |
|
The smallest aperture drilling |
N/A |
0.25 |
m |
|
The minimum width of slot hole drilling |
0.5 |
0.5 |
m |
|
Pore size tolerance |
±0.075 |
±0.075 |
m |
|
Hole position tolerances |
±0.075 |
±0.075 |
m |
line |
Minimum line thick |
0.2 |
0.12 |
m |
|
Minimum line spacing |
0.2 |
0.12 |
m |
electroplating |
Electrical copper |
N/A |
20-30 |
u |
The welding |
The minimum welding ring |
0.35 |
0.2 |
mm |
|
Carbon oil resistance |
20 |
20 |
Ω/cm² |
The molding |
Die minimum slot hole width |
0.7 |
1.5 |
m |
|
Punching the smallest aperture |
0.6 |
3 |
m |
|
Punch the holes |
1 |
N/A |
m |
|
Die hole is apart from the edge is minimal |
plate |
N/A |
m |
|
The shape tolerance |
±0.15 |
±0.15 |
m |
|
V - Cut the thick (FR4) |
±0.10 |
±0.10 |
mm |
Surface treatment |
Gold finger electric gold thickness |
0.5-0.8 |
0.5-0.8 |
u |
|
Electroless nickel thickness |
3-8 |
3-8 |
u |
|
Tin thickness |
2-20 |
2-20 |
u |
|
The thickness of the OSP |
0.2-0.35 |
0.2-0.4 |
um |