Download - FR4 Photoresist Details
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8/11/2019 FR4 Photoresist Details
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Manufacture of RIGID Laminate
Formulate resin mix + solvents
Select glass cloth
Coat glass cloth with resin
Remove solvents by dryingPrepreg
B-stage resinLay copper foil on prepreg sheet
Press together at 400-700 psi pressure and 180 C
Slowly cool and cut to size
Simple Multilayer Press
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