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Clean & Apply Photoresist
printable view
Making Circuit Boards
Raw Material
Clean & Apply Photoresist
Expose & Develop
Etch Inner Layers
Strip Photoresist
Lay-Up For Lamination
Lamination
Drill Holes & Etchback
Electroless Copper & Strike Plate
Apply Photo Resist
Outer Layer Expose & Develop
Pattern Plate
Strip Resist
Etch Copper
Tin/Lead Strip
Soldermask
Final Finish
Silkscreen
Clean & Apply Photoresist
Preparation of the Copper Surface
Cleaning can be done mechanically or chemically.
Photoresist is a coating of photo sensitive material to be used to place the image of the inner layer circuit pattern on the clad material.
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