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DuPont Microcircuit Materials

Technical Tips

Glossary of Terms Used When Screen Printing

Attack Angle
Angle between squeegee and substrate surface

Downstop
Mechanical limit to downward travel of squeegee

Durometer
Hardness of squeegee

Emulsion
Defines print pattern and acts as a gasket between screen and substrate

Flood
Spreads ink over pattern area in preparation for the next print stroke

Mesh Count
Number of wires per inch in the screen mesh

Screen Release Peel
Peeling away of screen from printed pattern

Snap Off Distance
Distance between screen mesh and substrate prior to print stroke

Squeegee
Moves the ink composition across and through the screen mesh

Squeegee Travel
Length of print stroke

Wire Bias
Angle between wire mesh and screen frame

Wire Diameter
Diameter of the wire mesh and screen frame