Production Process

Production Flowchart

Process
Detail Description
Multi-layers inner layer print

1.Scrubbing、Micro-etching、Drying

2.Dry Film、Cooling down

3.Exposing、Static placing

4.Development、Copper etching、Film stripping

5.Drill Rivets

Laminating

1.Cleaning、Micro-etching、Hot water rinsing、Black Oxide、Water rinsing、DI water rinsing、Drying

2.Stacking、Hot press、Cold press、Transformation

3.Drill target hole

Drilling

1.Tooling hole setting

2.CNC Drilling

3.Tooling hole withdraw

4.Flatness treatment

Plating Through hole

1.Rescrubbing、High press rinsing

2.Swelling bath、De-smear、Neutralization

3.Conditioning、Micro-etching、Activation、restoring、Electro less copper deposition

4.Sulfuric acid dip、Copper electro panel plating

Outer layer print

1.Scrubbing、Micro-etching、Drying

2.Dry File、Cooling down

3.Exposing、Static Placing

4.Development

Pattern plating

1.Remove contamination、Micro-etching、Sulfuric acid dip、Sulfuric acid copper plating、Sulfamic Acid dip、Etch resist(Tin/Lead)、Water rinsing

2.Film stripping、etching、Stripping line

Solder mask

1.Scrubbing、Micro-etching、DI water rinsing、Drying、Cooling down

2.Solder resist coating

3.Pre-dry

4.Exposing

5.Development

6.Drying

Legend Printing

1.Make screen

2.Legend printing

3.Baking

Surface treatment Gold plating

1.Micro-etching、Pre-dip、Electroplating Ni、Pre-dip、Gold plating

2.Water rinsing、Drying

Surface treatment HAL

1.Cleaning、Flux coating

2.Hot air solder leveling

3.Cooling down、Hot water rinsing、Cool water rinsing、Drying

Routing

1.CNC Routing

2.Gold finger beveling

3.V-scoring

4.Cleaning

Final inspection

1.Electrical testing

2.Impedance testing

3.FQC

4.Vacuum packing、Shipping

Production Process

HDI Flowchart

Pre-production ratiflcation

CAM

Material cutting and material release

Via in Pad

PTH(panel plating)

Drill internal-layer holes

Ceramic scribbing

Inner layer circuit making

Etching

Press lamination

Repair

AOI

Laser drill

Plasma desmear

Copper filling by electroplating

PTH

Drill holes

Ceramic scrbbing

Outer layer Dry Film

Positive film electrical etch

Negative

Etch

Surface treatment

Silkscreen

Solder mask

Electrical test

OK

Final inspection

OK

Packing

Deliver

Production Process

Aluminum PCB Flowchart

Pre-production ratification

CAM

Materical cutting and material release

 

Put tape

Drill holes

Outer layer Dry Film

Positive film electrical etch

Negative

Etch

Surface treatment

Silkscreen

Solder mask

Electrical test

OK

Final inspection

OK

Packing

Deliver