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     PCB Manufacturing Process Flow Chart

 

Typical Flow Chart For Single Sided Boards
PRE PROD ENGINEERING --> CAD/CAM AND  DRILL PROGRAM --> SHEARING --> DRILLING --> DEBURRING
v
PREMASK INSPECTION  --> RESIST STRIPPING --> ETCHING  --> OUTERLAYER IMAGE --> SCRUBBING
v
SCRUBBING  --> LPI SCREENING  --> TACK DRYING  --> LPI IMAGE  --> LPI FINAL BAKING 
v
ELECTRICAL TESTING --> FABRICATION --> SILK SCREEN (LEGEND)  --> HOT AIR SOLDER LEVELLING INSPECTION  --> HOT AIR SOLDER LEVELLING 
v
FINAL INSPECTION --> FINAL AUDIT --> SHIPPING 
 
Typical Flow Chart For Double Sided Boards
PRE PROD ENGINEERING --> CAD/CAM AND DRILL PROGRAM --> SHEARING --> DRILLING --> DEBURRING
v
COPPER PLATTING --> OUTER LAYER IMAGE --> SCRUBBING --> ELECTROLESS COPPER --> DESMEAR
v
TIN PLATING --> RESIST STRIPPING --> ETCHING --> TIN STRIPPING --> PREMASK INSPECTION
v
LPI FINAL BAKING --> LPI IMAGE --> TACK DRYING --> LPI SCREENING --> SCRUBBING
v
HOT AIR SOLDER LEVEL --> HOT AIR SOLDER LEVELLING  INSPECTION --> SILK SCREEN (LEGEND) --> FABRICATION --> ELECTRICAL TESTING
v
SHIPPING --> FINAL AUDIT --> FINAL INSPECTION
 
Typical Flow Chart For Multi Layered Boards
>
PRE PROD ENGINEERING --> CAD/CAM AND DRILL PROGRAM --> SHEARING --> INNER LAYER IMAGE -->  INNERLAYER ETCHING
v
MULTI LAYER LAY-UP --> INNER LAYER PUNCH --> BLACK OXIDE --> INNER LAYER INSPECTION --> RESIST STRIPPING
v
MULTI LAYER PRESSING --> SHEARING AND BEVELLING --> DRILLING --> DEBURRING --> DESMEAR
v
TIN PLATING --> COPPER PLATING --> OUTER LAYER IMAGE --> SCRUBBING --> ELECTROLESS COPPER
v
RESIST STRIPPING --> ETCHING --> TIN STRIPPING --> PREMASK INSPECTION --> SCRUBBING
v
HOT AIR LEVEL SOLDER LEVELLING --> LPI FINAL BAKING --> LPI IMAGE --> TACK DRYING --> LPI SCREENING
v
HOT AIR SOLDER LEVELLING INSPECTION --> SILK SCREEN (LEGEND) --> FABRICATION --> ELECTRICAL TESTING --> FINAL INSPECTION
v
SHIPPING --> FINAL AUDIT

 
Z.Y.X. Industrial Development Co., Ltd.
Unit26A,Jinrun Mansion,NO.6019 Shennan Road,Shenzhen,china.		 Tel: 86-755-82800491
E-mail: info@newpcb.com